./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strtok_r.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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-dietlibc/strtok_r.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 768358a1bcdb56fc885a8df113baa43d689898e0e32c0ab06e790a868148d36d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 17:01:04,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 17:01:04,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 17:01:04,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 17:01:04,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 17:01:04,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 17:01:04,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 17:01:04,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 17:01:04,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 17:01:04,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 17:01:04,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 17:01:04,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 17:01:04,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 17:01:04,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 17:01:04,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 17:01:04,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 17:01:04,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 17:01:04,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 17:01:04,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 17:01:04,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 17:01:04,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 17:01:04,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 17:01:04,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 17:01:04,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 17:01:04,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 17:01:04,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 17:01:04,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 17:01:04,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 17:01:04,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 17:01:04,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 17:01:04,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 17:01:04,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 17:01:04,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 17:01:04,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 17:01:04,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 17:01:04,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 17:01:04,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 17:01:04,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 17:01:04,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 17:01:04,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 17:01:04,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 17:01:04,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-15 17:01:04,875 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 17:01:04,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 17:01:04,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 17:01:04,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 17:01:04,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 17:01:04,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 17:01:04,878 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 17:01:04,878 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-15 17:01:04,878 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-15 17:01:04,878 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-15 17:01:04,879 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-15 17:01:04,879 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-15 17:01:04,879 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-15 17:01:04,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 17:01:04,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 17:01:04,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 17:01:04,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 17:01:04,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-15 17:01:04,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-15 17:01:04,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-15 17:01:04,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 17:01:04,881 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-15 17:01:04,881 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 17:01:04,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-15 17:01:04,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 17:01:04,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 17:01:04,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 17:01:04,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 17:01:04,884 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 17:01:04,884 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-15 17:01:04,884 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 768358a1bcdb56fc885a8df113baa43d689898e0e32c0ab06e790a868148d36d [2021-12-15 17:01:05,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 17:01:05,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 17:01:05,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 17:01:05,136 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 17:01:05,137 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 17:01:05,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strtok_r.i [2021-12-15 17:01:05,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a97844eb2/21c2bcdc458f433699166f1bed8fa84b/FLAG76e99afe7 [2021-12-15 17:01:05,578 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 17:01:05,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strtok_r.i [2021-12-15 17:01:05,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a97844eb2/21c2bcdc458f433699166f1bed8fa84b/FLAG76e99afe7 [2021-12-15 17:01:05,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a97844eb2/21c2bcdc458f433699166f1bed8fa84b [2021-12-15 17:01:05,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 17:01:05,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 17:01:05,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 17:01:05,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 17:01:05,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 17:01:05,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:01:05" (1/1) ... [2021-12-15 17:01:05,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ae52e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:05, skipping insertion in model container [2021-12-15 17:01:05,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:01:05" (1/1) ... [2021-12-15 17:01:05,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 17:01:06,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 17:01:06,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:01:06,323 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 17:01:06,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:01:06,404 INFO L208 MainTranslator]: Completed translation [2021-12-15 17:01:06,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06 WrapperNode [2021-12-15 17:01:06,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 17:01:06,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 17:01:06,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 17:01:06,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 17:01:06,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,465 INFO L137 Inliner]: procedures = 118, calls = 31, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 155 [2021-12-15 17:01:06,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 17:01:06,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 17:01:06,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 17:01:06,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 17:01:06,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 17:01:06,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 17:01:06,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 17:01:06,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 17:01:06,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (1/1) ... [2021-12-15 17:01:06,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:06,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:06,540 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) [2021-12-15 17:01:06,557 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 [2021-12-15 17:01:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 17:01:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 17:01:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 17:01:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 17:01:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 17:01:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 17:01:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 17:01:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 17:01:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 17:01:06,652 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 17:01:06,653 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 17:01:06,870 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 17:01:06,875 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 17:01:06,875 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-15 17:01:06,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:01:06 BoogieIcfgContainer [2021-12-15 17:01:06,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 17:01:06,878 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-15 17:01:06,878 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-15 17:01:06,881 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-15 17:01:06,881 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:01:06,881 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.12 05:01:05" (1/3) ... [2021-12-15 17:01:06,882 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ebf7e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:01:06, skipping insertion in model container [2021-12-15 17:01:06,882 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:01:06,882 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:01:06" (2/3) ... [2021-12-15 17:01:06,883 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ebf7e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:01:06, skipping insertion in model container [2021-12-15 17:01:06,883 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:01:06,883 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:01:06" (3/3) ... [2021-12-15 17:01:06,884 INFO L388 chiAutomizerObserver]: Analyzing ICFG strtok_r.i [2021-12-15 17:01:06,925 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-15 17:01:06,925 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-15 17:01:06,925 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-15 17:01:06,925 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-15 17:01:06,925 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-15 17:01:06,925 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-15 17:01:06,925 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-15 17:01:06,925 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-15 17:01:06,935 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 33 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:06,948 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-15 17:01:06,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:06,948 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:06,952 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-15 17:01:06,952 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-15 17:01:06,952 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-15 17:01:06,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 33 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:06,954 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-15 17:01:06,955 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:06,955 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:06,955 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-15 17:01:06,955 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-15 17:01:06,960 INFO L791 eck$LassoCheckResult]: Stem: 22#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 8#L544true assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 30#L548true assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 26#L532true assume strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0;call strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset := read~$Pointer$(strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, 8);strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset; 23#L532-2true assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 10#L510-4true [2021-12-15 17:01:06,960 INFO L793 eck$LassoCheckResult]: Loop: 10#L510-4true call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 31#L510-1true assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7#L511-6true assume !true; 27#L511-7true call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 17#L512true assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 16#L510-3true strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 10#L510-4true [2021-12-15 17:01:06,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:06,965 INFO L85 PathProgramCache]: Analyzing trace with hash 889571276, now seen corresponding path program 1 times [2021-12-15 17:01:06,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:06,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380255741] [2021-12-15 17:01:06,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:06,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:07,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:07,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:07,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380255741] [2021-12-15 17:01:07,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380255741] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:07,223 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:07,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-15 17:01:07,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560653449] [2021-12-15 17:01:07,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:07,229 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:07,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:07,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1573281738, now seen corresponding path program 1 times [2021-12-15 17:01:07,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:07,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732294831] [2021-12-15 17:01:07,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:07,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:07,258 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:07,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732294831] [2021-12-15 17:01:07,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732294831] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:07,259 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:07,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-15 17:01:07,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551646451] [2021-12-15 17:01:07,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:07,261 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:01:07,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:07,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-15 17:01:07,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-15 17:01:07,292 INFO L87 Difference]: Start difference. First operand has 34 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 33 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:07,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:07,299 INFO L93 Difference]: Finished difference Result 34 states and 45 transitions. [2021-12-15 17:01:07,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-15 17:01:07,303 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 45 transitions. [2021-12-15 17:01:07,307 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-15 17:01:07,311 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 26 states and 32 transitions. [2021-12-15 17:01:07,312 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-12-15 17:01:07,312 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-12-15 17:01:07,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2021-12-15 17:01:07,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:07,313 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2021-12-15 17:01:07,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2021-12-15 17:01:07,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-12-15 17:01:07,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 25 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:07,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2021-12-15 17:01:07,331 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2021-12-15 17:01:07,331 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2021-12-15 17:01:07,331 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-15 17:01:07,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 32 transitions. [2021-12-15 17:01:07,331 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-15 17:01:07,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:07,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:07,332 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-15 17:01:07,332 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:07,333 INFO L791 eck$LassoCheckResult]: Stem: 99#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 86#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 84#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 85#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 101#L532 assume strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0;call strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset := read~$Pointer$(strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, 8);strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset; 100#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 87#L510-4 [2021-12-15 17:01:07,333 INFO L793 eck$LassoCheckResult]: Loop: 87#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 88#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 82#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 83#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 103#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 102#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 94#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 93#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 87#L510-4 [2021-12-15 17:01:07,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:07,335 INFO L85 PathProgramCache]: Analyzing trace with hash 889571276, now seen corresponding path program 2 times [2021-12-15 17:01:07,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:07,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459893189] [2021-12-15 17:01:07,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:07,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:07,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:07,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459893189] [2021-12-15 17:01:07,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459893189] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:07,405 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:07,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-15 17:01:07,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695603227] [2021-12-15 17:01:07,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:07,406 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:07,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:07,407 INFO L85 PathProgramCache]: Analyzing trace with hash -347496813, now seen corresponding path program 1 times [2021-12-15 17:01:07,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:07,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012444579] [2021-12-15 17:01:07,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:07,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:07,418 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:07,446 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:07,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:07,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-15 17:01:07,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-15 17:01:07,686 INFO L87 Difference]: Start difference. First operand 26 states and 32 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:07,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:07,712 INFO L93 Difference]: Finished difference Result 26 states and 31 transitions. [2021-12-15 17:01:07,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-15 17:01:07,713 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 31 transitions. [2021-12-15 17:01:07,717 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-15 17:01:07,721 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 26 states and 31 transitions. [2021-12-15 17:01:07,721 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-12-15 17:01:07,722 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-12-15 17:01:07,722 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 31 transitions. [2021-12-15 17:01:07,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:01:07,722 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-12-15 17:01:07,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 31 transitions. [2021-12-15 17:01:07,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-12-15 17:01:07,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:07,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2021-12-15 17:01:07,726 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-12-15 17:01:07,726 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-12-15 17:01:07,727 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-15 17:01:07,727 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 31 transitions. [2021-12-15 17:01:07,728 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2021-12-15 17:01:07,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:07,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:07,729 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-15 17:01:07,729 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:07,729 INFO L791 eck$LassoCheckResult]: Stem: 160#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 147#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 145#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 146#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 162#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 161#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 148#L510-4 [2021-12-15 17:01:07,729 INFO L793 eck$LassoCheckResult]: Loop: 148#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 149#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 143#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 144#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 164#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 163#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 155#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 154#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 148#L510-4 [2021-12-15 17:01:07,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:07,730 INFO L85 PathProgramCache]: Analyzing trace with hash 889571338, now seen corresponding path program 1 times [2021-12-15 17:01:07,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:07,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078672988] [2021-12-15 17:01:07,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:07,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:07,764 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:07,790 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:07,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:07,791 INFO L85 PathProgramCache]: Analyzing trace with hash -347496813, now seen corresponding path program 2 times [2021-12-15 17:01:07,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:07,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462479481] [2021-12-15 17:01:07,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:07,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:07,798 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:07,804 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:07,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:07,805 INFO L85 PathProgramCache]: Analyzing trace with hash -126923364, now seen corresponding path program 1 times [2021-12-15 17:01:07,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:07,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828109147] [2021-12-15 17:01:07,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:07,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:07,841 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:07,864 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:09,207 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:09,208 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:09,208 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:09,208 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:09,208 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:09,208 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:09,208 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:09,208 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:09,208 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration3_Lasso [2021-12-15 17:01:09,209 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:09,209 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:09,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:09,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:10,198 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:10,201 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:10,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,203 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) [2021-12-15 17:01:10,206 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 [2021-12-15 17:01:10,207 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 [2021-12-15 17:01:10,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-12-15 17:01:10,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,239 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) [2021-12-15 17:01:10,240 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 [2021-12-15 17:01:10,242 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 [2021-12-15 17:01:10,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,266 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 [2021-12-15 17:01:10,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,268 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) [2021-12-15 17:01:10,268 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 [2021-12-15 17:01:10,270 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 [2021-12-15 17:01:10,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-15 17:01:10,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,293 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) [2021-12-15 17:01:10,295 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 [2021-12-15 17:01:10,297 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 [2021-12-15 17:01:10,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:10,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,321 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) [2021-12-15 17:01:10,326 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 [2021-12-15 17:01:10,328 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 [2021-12-15 17:01:10,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,358 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 [2021-12-15 17:01:10,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,359 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) [2021-12-15 17:01:10,359 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 [2021-12-15 17:01:10,361 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 [2021-12-15 17:01:10,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,385 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 [2021-12-15 17:01:10,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,386 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) [2021-12-15 17:01:10,387 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 [2021-12-15 17:01:10,388 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 [2021-12-15 17:01:10,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:10,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,419 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) [2021-12-15 17:01:10,420 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 [2021-12-15 17:01:10,423 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 [2021-12-15 17:01:10,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:10,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:10,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,469 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 [2021-12-15 17:01:10,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,471 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) [2021-12-15 17:01:10,477 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 [2021-12-15 17:01:10,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,485 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 [2021-12-15 17:01:10,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:10,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,509 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) [2021-12-15 17:01:10,511 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 [2021-12-15 17:01:10,512 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 [2021-12-15 17:01:10,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:10,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:10,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,572 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 [2021-12-15 17:01:10,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,575 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) [2021-12-15 17:01:10,578 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 [2021-12-15 17:01:10,581 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 [2021-12-15 17:01:10,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,603 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 [2021-12-15 17:01:10,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,604 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) [2021-12-15 17:01:10,606 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 [2021-12-15 17:01:10,606 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 [2021-12-15 17:01:10,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,637 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 [2021-12-15 17:01:10,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,638 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) [2021-12-15 17:01:10,639 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 [2021-12-15 17:01:10,640 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 [2021-12-15 17:01:10,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,661 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 [2021-12-15 17:01:10,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,662 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) [2021-12-15 17:01:10,663 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 [2021-12-15 17:01:10,664 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 [2021-12-15 17:01:10,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:10,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,686 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) [2021-12-15 17:01:10,687 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 [2021-12-15 17:01:10,688 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 [2021-12-15 17:01:10,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,712 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 [2021-12-15 17:01:10,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,713 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) [2021-12-15 17:01:10,713 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 [2021-12-15 17:01:10,715 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 [2021-12-15 17:01:10,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,737 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 [2021-12-15 17:01:10,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,738 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) [2021-12-15 17:01:10,738 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 [2021-12-15 17:01:10,740 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 [2021-12-15 17:01:10,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,762 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 [2021-12-15 17:01:10,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,763 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) [2021-12-15 17:01:10,764 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 [2021-12-15 17:01:10,765 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 [2021-12-15 17:01:10,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,771 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,787 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 [2021-12-15 17:01:10,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,788 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) [2021-12-15 17:01:10,789 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 [2021-12-15 17:01:10,791 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 [2021-12-15 17:01:10,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:10,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:10,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,840 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-15 17:01:10,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,841 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) [2021-12-15 17:01:10,841 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 [2021-12-15 17:01:10,843 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 [2021-12-15 17:01:10,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:10,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:10,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:10,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,866 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 [2021-12-15 17:01:10,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,867 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) [2021-12-15 17:01:10,867 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 [2021-12-15 17:01:10,868 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 [2021-12-15 17:01:10,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:10,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:10,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:10,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,926 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) [2021-12-15 17:01:10,931 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 [2021-12-15 17:01:10,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:10,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:10,943 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 [2021-12-15 17:01:10,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:10,972 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 [2021-12-15 17:01:10,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:10,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:10,974 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) [2021-12-15 17:01:10,977 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 [2021-12-15 17:01:10,979 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 [2021-12-15 17:01:10,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:10,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:10,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:10,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:10,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:10,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,036 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 [2021-12-15 17:01:11,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,037 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) [2021-12-15 17:01:11,038 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 [2021-12-15 17:01:11,039 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 [2021-12-15 17:01:11,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:11,047 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:11,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,093 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) [2021-12-15 17:01:11,093 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 [2021-12-15 17:01:11,094 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 [2021-12-15 17:01:11,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:11,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,147 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 [2021-12-15 17:01:11,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,148 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) [2021-12-15 17:01:11,149 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 [2021-12-15 17:01:11,150 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 [2021-12-15 17:01:11,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:11,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-15 17:01:11,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,175 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) [2021-12-15 17:01:11,177 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 [2021-12-15 17:01:11,178 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 [2021-12-15 17:01:11,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:11,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-15 17:01:11,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,201 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) [2021-12-15 17:01:11,202 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 [2021-12-15 17:01:11,203 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 [2021-12-15 17:01:11,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:11,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,258 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 [2021-12-15 17:01:11,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,259 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) [2021-12-15 17:01:11,264 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 [2021-12-15 17:01:11,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,272 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:11,272 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,275 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 [2021-12-15 17:01:11,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-15 17:01:11,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,299 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) [2021-12-15 17:01:11,300 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 [2021-12-15 17:01:11,301 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 [2021-12-15 17:01:11,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:11,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,306 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-15 17:01:11,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,307 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-15 17:01:11,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:11,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,351 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 [2021-12-15 17:01:11,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,353 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) [2021-12-15 17:01:11,354 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 [2021-12-15 17:01:11,354 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 [2021-12-15 17:01:11,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:11,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:11,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:11,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,376 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 [2021-12-15 17:01:11,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,377 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) [2021-12-15 17:01:11,379 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 [2021-12-15 17:01:11,380 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 [2021-12-15 17:01:11,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:11,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:11,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:11,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-15 17:01:11,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,414 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) [2021-12-15 17:01:11,415 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 [2021-12-15 17:01:11,417 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 [2021-12-15 17:01:11,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:11,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:11,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-15 17:01:11,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,486 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) [2021-12-15 17:01:11,487 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 [2021-12-15 17:01:11,488 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 [2021-12-15 17:01:11,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:11,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:11,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:11,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:11,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:11,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:11,519 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:11,545 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-12-15 17:01:11,546 INFO L444 ModelExtractionUtils]: 22 out of 31 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-12-15 17:01:11,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:11,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:11,556 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) [2021-12-15 17:01:11,564 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:11,572 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 [2021-12-15 17:01:11,585 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-15 17:01:11,585 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:11,586 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strspn_~s#1.offset, v_rep(select #length ULTIMATE.start_strspn_~s#1.base)_1) = -1*ULTIMATE.start_strspn_~s#1.offset + 1*v_rep(select #length ULTIMATE.start_strspn_~s#1.base)_1 Supporting invariants [] [2021-12-15 17:01:11,635 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 [2021-12-15 17:01:11,693 INFO L297 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2021-12-15 17:01:11,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:11,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-15 17:01:11,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:11,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-15 17:01:11,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:11,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:11,837 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-15 17:01:11,838 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 31 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:11,871 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 31 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 46 states and 57 transitions. Complement of second has 4 states. [2021-12-15 17:01:11,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:11,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 31 transitions. [2021-12-15 17:01:11,874 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 6 letters. Loop has 8 letters. [2021-12-15 17:01:11,875 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:11,875 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 14 letters. Loop has 8 letters. [2021-12-15 17:01:11,875 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:11,875 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 6 letters. Loop has 16 letters. [2021-12-15 17:01:11,876 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:11,876 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 57 transitions. [2021-12-15 17:01:11,877 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-15 17:01:11,877 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 34 states and 42 transitions. [2021-12-15 17:01:11,877 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-12-15 17:01:11,878 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-12-15 17:01:11,878 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 42 transitions. [2021-12-15 17:01:11,878 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:11,878 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-15 17:01:11,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 42 transitions. [2021-12-15 17:01:11,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-12-15 17:01:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:11,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2021-12-15 17:01:11,880 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-15 17:01:11,881 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-15 17:01:11,881 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-15 17:01:11,881 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2021-12-15 17:01:11,881 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-15 17:01:11,881 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:11,881 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:11,882 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:11,882 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:11,882 INFO L791 eck$LassoCheckResult]: Stem: 348#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 331#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 329#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 330#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 350#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 349#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 332#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 334#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 325#L511-6 [2021-12-15 17:01:11,882 INFO L793 eck$LassoCheckResult]: Loop: 325#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 326#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 353#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 344#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 325#L511-6 [2021-12-15 17:01:11,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:11,883 INFO L85 PathProgramCache]: Analyzing trace with hash 179564655, now seen corresponding path program 1 times [2021-12-15 17:01:11,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:11,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572547782] [2021-12-15 17:01:11,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:11,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:11,898 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:11,910 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:11,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:11,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1911846, now seen corresponding path program 1 times [2021-12-15 17:01:11,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:11,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031543330] [2021-12-15 17:01:11,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:11,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:11,915 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:11,919 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:11,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:11,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1251527276, now seen corresponding path program 1 times [2021-12-15 17:01:11,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:11,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096507757] [2021-12-15 17:01:11,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:11,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:11,935 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:11,949 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:12,051 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 [2021-12-15 17:01:13,313 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:13,313 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:13,313 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:13,313 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:13,313 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:13,313 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:13,313 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:13,313 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:13,313 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration4_Lasso [2021-12-15 17:01:13,314 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:13,314 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:13,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:13,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:14,288 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:14,289 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:14,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,292 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2021-12-15 17:01:14,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-15 17:01:14,297 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 [2021-12-15 17:01:14,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:14,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:14,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:14,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,319 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-15 17:01:14,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,320 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2021-12-15 17:01:14,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-15 17:01:14,322 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 [2021-12-15 17:01:14,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:14,330 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:14,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,351 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-15 17:01:14,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,352 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2021-12-15 17:01:14,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-15 17:01:14,354 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 [2021-12-15 17:01:14,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:14,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:14,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:14,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-15 17:01:14,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,386 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2021-12-15 17:01:14,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-15 17:01:14,390 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 [2021-12-15 17:01:14,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:14,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:14,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:14,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-15 17:01:14,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,414 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2021-12-15 17:01:14,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-15 17:01:14,416 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 [2021-12-15 17:01:14,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:14,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:14,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:14,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,439 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-15 17:01:14,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,440 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2021-12-15 17:01:14,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-15 17:01:14,442 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 [2021-12-15 17:01:14,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:14,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:14,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-15 17:01:14,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,467 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2021-12-15 17:01:14,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-15 17:01:14,469 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 [2021-12-15 17:01:14,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,476 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:14,476 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:14,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:14,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,500 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2021-12-15 17:01:14,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-15 17:01:14,502 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 [2021-12-15 17:01:14,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:14,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:14,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-15 17:01:14,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,529 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2021-12-15 17:01:14,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-15 17:01:14,531 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 [2021-12-15 17:01:14,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,538 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-15 17:01:14,538 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-15 17:01:14,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,552 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2021-12-15 17:01:14,552 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-15 17:01:14,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:14,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:14,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,607 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2021-12-15 17:01:14,611 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 [2021-12-15 17:01:14,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:14,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:14,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:14,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:14,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:14,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:14,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-15 17:01:14,651 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:14,707 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2021-12-15 17:01:14,708 INFO L444 ModelExtractionUtils]: 20 out of 52 variables were initially zero. Simplification set additionally 29 variables to zero. [2021-12-15 17:01:14,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:14,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:14,709 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2021-12-15 17:01:14,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-15 17:01:14,735 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:14,742 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-15 17:01:14,742 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:14,742 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_2, ULTIMATE.start_strspn_~a~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_2 - 1*ULTIMATE.start_strspn_~a~0#1.offset Supporting invariants [] [2021-12-15 17:01:14,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:14,808 INFO L297 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2021-12-15 17:01:14,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:14,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-15 17:01:14,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:14,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:14,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:14,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:14,972 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-12-15 17:01:14,973 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:15,049 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 42 transitions. cyclomatic complexity: 11. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 100 states and 123 transitions. Complement of second has 7 states. [2021-12-15 17:01:15,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 45 transitions. [2021-12-15 17:01:15,051 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 45 transitions. Stem has 8 letters. Loop has 4 letters. [2021-12-15 17:01:15,051 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:15,051 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 45 transitions. Stem has 12 letters. Loop has 4 letters. [2021-12-15 17:01:15,051 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:15,051 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 45 transitions. Stem has 8 letters. Loop has 8 letters. [2021-12-15 17:01:15,052 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:15,052 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 100 states and 123 transitions. [2021-12-15 17:01:15,053 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 28 [2021-12-15 17:01:15,054 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 100 states to 79 states and 99 transitions. [2021-12-15 17:01:15,054 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2021-12-15 17:01:15,054 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2021-12-15 17:01:15,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 99 transitions. [2021-12-15 17:01:15,055 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:15,055 INFO L681 BuchiCegarLoop]: Abstraction has 79 states and 99 transitions. [2021-12-15 17:01:15,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 99 transitions. [2021-12-15 17:01:15,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 49. [2021-12-15 17:01:15,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 48 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:15,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 65 transitions. [2021-12-15 17:01:15,058 INFO L704 BuchiCegarLoop]: Abstraction has 49 states and 65 transitions. [2021-12-15 17:01:15,058 INFO L587 BuchiCegarLoop]: Abstraction has 49 states and 65 transitions. [2021-12-15 17:01:15,058 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-15 17:01:15,059 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 49 states and 65 transitions. [2021-12-15 17:01:15,059 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-15 17:01:15,059 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:15,059 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:15,060 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:15,060 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-15 17:01:15,060 INFO L791 eck$LassoCheckResult]: Stem: 636#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 615#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 613#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 614#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 638#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 637#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 616#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 618#L510-1 assume !(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1; 628#L510-5 strspn_#res#1 := strspn_~l~0#1; 634#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 635#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 606#L523-4 [2021-12-15 17:01:15,061 INFO L793 eck$LassoCheckResult]: Loop: 606#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 607#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 625#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 622#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 623#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 624#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 606#L523-4 [2021-12-15 17:01:15,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:15,061 INFO L85 PathProgramCache]: Analyzing trace with hash -2118613646, now seen corresponding path program 1 times [2021-12-15 17:01:15,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:15,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443561416] [2021-12-15 17:01:15,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:15,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:15,182 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:15,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443561416] [2021-12-15 17:01:15,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443561416] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:15,183 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:15,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-15 17:01:15,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965853869] [2021-12-15 17:01:15,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:15,183 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:15,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:15,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1361307093, now seen corresponding path program 1 times [2021-12-15 17:01:15,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:15,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575599030] [2021-12-15 17:01:15,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:15,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,202 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,213 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:15,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:15,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:15,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-15 17:01:15,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-12-15 17:01:15,285 INFO L87 Difference]: Start difference. First operand 49 states and 65 transitions. cyclomatic complexity: 21 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:15,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:15,398 INFO L93 Difference]: Finished difference Result 58 states and 73 transitions. [2021-12-15 17:01:15,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-15 17:01:15,400 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 73 transitions. [2021-12-15 17:01:15,401 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-15 17:01:15,402 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 55 states and 70 transitions. [2021-12-15 17:01:15,402 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2021-12-15 17:01:15,402 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2021-12-15 17:01:15,402 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 70 transitions. [2021-12-15 17:01:15,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:15,402 INFO L681 BuchiCegarLoop]: Abstraction has 55 states and 70 transitions. [2021-12-15 17:01:15,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 70 transitions. [2021-12-15 17:01:15,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 49. [2021-12-15 17:01:15,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 1.3061224489795917) internal successors, (64), 48 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:15,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 64 transitions. [2021-12-15 17:01:15,405 INFO L704 BuchiCegarLoop]: Abstraction has 49 states and 64 transitions. [2021-12-15 17:01:15,405 INFO L587 BuchiCegarLoop]: Abstraction has 49 states and 64 transitions. [2021-12-15 17:01:15,405 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-15 17:01:15,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 49 states and 64 transitions. [2021-12-15 17:01:15,405 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-15 17:01:15,406 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:15,406 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:15,406 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:15,406 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:15,406 INFO L791 eck$LassoCheckResult]: Stem: 767#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 746#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 744#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 745#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 769#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 768#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 747#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 748#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 764#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 783#L511-1 assume !strspn_#t~short7#1; 773#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 771#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 760#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 757#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 750#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 752#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 762#L511-6 [2021-12-15 17:01:15,406 INFO L793 eck$LassoCheckResult]: Loop: 762#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 774#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 775#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 761#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 762#L511-6 [2021-12-15 17:01:15,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:15,407 INFO L85 PathProgramCache]: Analyzing trace with hash 60739587, now seen corresponding path program 1 times [2021-12-15 17:01:15,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:15,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435427429] [2021-12-15 17:01:15,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:15,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:15,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:15,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:15,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435427429] [2021-12-15 17:01:15,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435427429] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:15,454 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:15,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-15 17:01:15,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504995208] [2021-12-15 17:01:15,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:15,455 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:15,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:15,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1911846, now seen corresponding path program 2 times [2021-12-15 17:01:15,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:15,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183534336] [2021-12-15 17:01:15,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:15,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,460 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,463 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:15,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:15,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-15 17:01:15,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-15 17:01:15,558 INFO L87 Difference]: Start difference. First operand 49 states and 64 transitions. cyclomatic complexity: 20 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:15,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:15,595 INFO L93 Difference]: Finished difference Result 74 states and 91 transitions. [2021-12-15 17:01:15,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-15 17:01:15,596 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 91 transitions. [2021-12-15 17:01:15,597 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 22 [2021-12-15 17:01:15,597 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 71 states and 87 transitions. [2021-12-15 17:01:15,597 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2021-12-15 17:01:15,597 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2021-12-15 17:01:15,597 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 87 transitions. [2021-12-15 17:01:15,598 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:15,598 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 87 transitions. [2021-12-15 17:01:15,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 87 transitions. [2021-12-15 17:01:15,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 50. [2021-12-15 17:01:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.28) internal successors, (64), 49 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:15,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2021-12-15 17:01:15,601 INFO L704 BuchiCegarLoop]: Abstraction has 50 states and 64 transitions. [2021-12-15 17:01:15,601 INFO L587 BuchiCegarLoop]: Abstraction has 50 states and 64 transitions. [2021-12-15 17:01:15,601 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-15 17:01:15,601 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 64 transitions. [2021-12-15 17:01:15,601 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-15 17:01:15,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:15,601 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:15,602 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:15,602 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:15,602 INFO L791 eck$LassoCheckResult]: Stem: 898#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 878#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 876#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 877#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 900#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 899#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 879#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 880#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 895#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 916#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 908#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 902#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 892#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 889#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 882#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 883#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 872#L511-6 [2021-12-15 17:01:15,602 INFO L793 eck$LassoCheckResult]: Loop: 872#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 873#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 906#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 893#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 872#L511-6 [2021-12-15 17:01:15,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:15,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1714267775, now seen corresponding path program 2 times [2021-12-15 17:01:15,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:15,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645020275] [2021-12-15 17:01:15,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:15,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,618 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:15,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,631 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:15,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:15,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1911846, now seen corresponding path program 3 times [2021-12-15 17:01:15,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:15,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665516125] [2021-12-15 17:01:15,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:15,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,636 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,639 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:15,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:15,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1311163814, now seen corresponding path program 1 times [2021-12-15 17:01:15,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:15,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710976770] [2021-12-15 17:01:15,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:15,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,655 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:15,671 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:17,069 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:17,069 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:17,069 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:17,069 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:17,069 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:17,070 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:17,070 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:17,070 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:17,070 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration7_Lasso [2021-12-15 17:01:17,070 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:17,070 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:17,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:17,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:18,195 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:18,195 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:18,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,196 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2021-12-15 17:01:18,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-15 17:01:18,198 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 [2021-12-15 17:01:18,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:18,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:18,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:18,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-15 17:01:18,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,219 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2021-12-15 17:01:18,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-15 17:01:18,222 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 [2021-12-15 17:01:18,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:18,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:18,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:18,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-15 17:01:18,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,244 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2021-12-15 17:01:18,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-15 17:01:18,246 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 [2021-12-15 17:01:18,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,253 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,271 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-15 17:01:18,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,272 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2021-12-15 17:01:18,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-15 17:01:18,274 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 [2021-12-15 17:01:18,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:18,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:18,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:18,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,301 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-15 17:01:18,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,302 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2021-12-15 17:01:18,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-15 17:01:18,304 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 [2021-12-15 17:01:18,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:18,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:18,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:18,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,325 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-15 17:01:18,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,326 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2021-12-15 17:01:18,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-15 17:01:18,328 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 [2021-12-15 17:01:18,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:18,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:18,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:18,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,353 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-15 17:01:18,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,354 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2021-12-15 17:01:18,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-15 17:01:18,356 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 [2021-12-15 17:01:18,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:18,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:18,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:18,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:18,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,410 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2021-12-15 17:01:18,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-15 17:01:18,412 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 [2021-12-15 17:01:18,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,452 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-15 17:01:18,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,453 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2021-12-15 17:01:18,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-15 17:01:18,455 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 [2021-12-15 17:01:18,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:18,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,479 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2021-12-15 17:01:18,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-15 17:01:18,480 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 [2021-12-15 17:01:18,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:18,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,505 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2021-12-15 17:01:18,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-15 17:01:18,507 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 [2021-12-15 17:01:18,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,512 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-12-15 17:01:18,512 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-15 17:01:18,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,533 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2021-12-15 17:01:18,534 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-15 17:01:18,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:18,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,587 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2021-12-15 17:01:18,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-15 17:01:18,589 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 [2021-12-15 17:01:18,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,595 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,595 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-15 17:01:18,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,612 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2021-12-15 17:01:18,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-15 17:01:18,614 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 [2021-12-15 17:01:18,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-15 17:01:18,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,637 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2021-12-15 17:01:18,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-15 17:01:18,639 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 [2021-12-15 17:01:18,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-15 17:01:18,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,663 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2021-12-15 17:01:18,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-15 17:01:18,665 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 [2021-12-15 17:01:18,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,704 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-15 17:01:18,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,705 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2021-12-15 17:01:18,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-15 17:01:18,707 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 [2021-12-15 17:01:18,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,714 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-15 17:01:18,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,732 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2021-12-15 17:01:18,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-15 17:01:18,734 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 [2021-12-15 17:01:18,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:18,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:18,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,758 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2021-12-15 17:01:18,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-15 17:01:18,760 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 [2021-12-15 17:01:18,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:18,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:18,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:18,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:18,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:18,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:18,799 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:18,829 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2021-12-15 17:01:18,829 INFO L444 ModelExtractionUtils]: 29 out of 52 variables were initially zero. Simplification set additionally 20 variables to zero. [2021-12-15 17:01:18,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:18,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:18,832 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2021-12-15 17:01:18,838 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:18,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-15 17:01:18,860 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-15 17:01:18,860 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:18,860 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_3, ULTIMATE.start_strspn_~a~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_3 - 1*ULTIMATE.start_strspn_~a~0#1.offset Supporting invariants [] [2021-12-15 17:01:18,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:18,965 INFO L297 tatePredicateManager]: 31 out of 32 supporting invariants were superfluous and have been removed [2021-12-15 17:01:18,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:19,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-15 17:01:19,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:19,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:19,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:19,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:19,170 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-12-15 17:01:19,171 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:19,224 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 98 states and 123 transitions. Complement of second has 7 states. [2021-12-15 17:01:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:19,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:19,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2021-12-15 17:01:19,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 16 letters. Loop has 4 letters. [2021-12-15 17:01:19,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:19,228 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-15 17:01:19,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:19,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-15 17:01:19,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:19,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:19,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:19,386 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2021-12-15 17:01:19,386 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:19,440 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 98 states and 123 transitions. Complement of second has 7 states. [2021-12-15 17:01:19,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:19,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:19,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2021-12-15 17:01:19,444 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 16 letters. Loop has 4 letters. [2021-12-15 17:01:19,444 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:19,444 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-15 17:01:19,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:19,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-15 17:01:19,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:19,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:19,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:19,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:19,602 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-12-15 17:01:19,602 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:19,670 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 64 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 87 states and 114 transitions. Complement of second has 6 states. [2021-12-15 17:01:19,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:19,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 56 transitions. [2021-12-15 17:01:19,672 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 16 letters. Loop has 4 letters. [2021-12-15 17:01:19,673 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:19,674 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 20 letters. Loop has 4 letters. [2021-12-15 17:01:19,675 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:19,675 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 16 letters. Loop has 8 letters. [2021-12-15 17:01:19,676 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:19,676 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 87 states and 114 transitions. [2021-12-15 17:01:19,678 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-15 17:01:19,680 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 87 states to 55 states and 71 transitions. [2021-12-15 17:01:19,680 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-12-15 17:01:19,680 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-12-15 17:01:19,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 71 transitions. [2021-12-15 17:01:19,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:19,681 INFO L681 BuchiCegarLoop]: Abstraction has 55 states and 71 transitions. [2021-12-15 17:01:19,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 71 transitions. [2021-12-15 17:01:19,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 40. [2021-12-15 17:01:19,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.25) internal successors, (50), 39 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 50 transitions. [2021-12-15 17:01:19,687 INFO L704 BuchiCegarLoop]: Abstraction has 40 states and 50 transitions. [2021-12-15 17:01:19,687 INFO L587 BuchiCegarLoop]: Abstraction has 40 states and 50 transitions. [2021-12-15 17:01:19,687 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-15 17:01:19,687 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 50 transitions. [2021-12-15 17:01:19,687 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-15 17:01:19,687 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:19,687 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:19,688 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:19,688 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-15 17:01:19,688 INFO L791 eck$LassoCheckResult]: Stem: 1600#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1583#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 1581#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 1582#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 1602#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 1601#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 1584#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 1586#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 1575#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 1577#L511-1 assume !strspn_#t~short7#1; 1605#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 1603#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 1594#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 1595#L510-5 strspn_#res#1 := strspn_~l~0#1; 1598#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 1599#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 1573#L523-4 [2021-12-15 17:01:19,688 INFO L793 eck$LassoCheckResult]: Loop: 1573#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 1574#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 1592#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 1589#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 1590#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 1591#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 1573#L523-4 [2021-12-15 17:01:19,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:19,688 INFO L85 PathProgramCache]: Analyzing trace with hash 60685095, now seen corresponding path program 1 times [2021-12-15 17:01:19,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:19,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875772463] [2021-12-15 17:01:19,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:19,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:19,719 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:19,741 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:19,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:19,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1361307093, now seen corresponding path program 2 times [2021-12-15 17:01:19,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:19,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405778123] [2021-12-15 17:01:19,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:19,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:19,753 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:19,759 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:19,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:19,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1593745617, now seen corresponding path program 1 times [2021-12-15 17:01:19,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:19,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269610454] [2021-12-15 17:01:19,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:19,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:19,796 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:19,813 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:21,499 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:21,499 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:21,499 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:21,499 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:21,499 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:21,499 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:21,499 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:21,499 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:21,499 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration8_Lasso [2021-12-15 17:01:21,499 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:21,499 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:21,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:21,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:21,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:22,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:23,022 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:23,022 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:23,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,024 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2021-12-15 17:01:23,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-15 17:01:23,027 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 [2021-12-15 17:01:23,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:23,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:23,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:23,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-15 17:01:23,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,050 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2021-12-15 17:01:23,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-15 17:01:23,052 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 [2021-12-15 17:01:23,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:23,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:23,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:23,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-15 17:01:23,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,076 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2021-12-15 17:01:23,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-15 17:01:23,078 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 [2021-12-15 17:01:23,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:23,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:23,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:23,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,104 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2021-12-15 17:01:23,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-15 17:01:23,105 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 [2021-12-15 17:01:23,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:23,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:23,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-15 17:01:23,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,129 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2021-12-15 17:01:23,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-15 17:01:23,131 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 [2021-12-15 17:01:23,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:23,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:23,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-15 17:01:23,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,156 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2021-12-15 17:01:23,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-15 17:01:23,158 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 [2021-12-15 17:01:23,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,164 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-15 17:01:23,164 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-15 17:01:23,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,167 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-12-15 17:01:23,167 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-15 17:01:23,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-15 17:01:23,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,208 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2021-12-15 17:01:23,211 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 [2021-12-15 17:01:23,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:23,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:23,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:23,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-15 17:01:23,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-15 17:01:23,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,243 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2021-12-15 17:01:23,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-15 17:01:23,245 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 [2021-12-15 17:01:23,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:23,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:23,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:23,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:23,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,267 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2021-12-15 17:01:23,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-15 17:01:23,269 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 [2021-12-15 17:01:23,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,276 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:23,276 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:23,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-15 17:01:23,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,293 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2021-12-15 17:01:23,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-15 17:01:23,295 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 [2021-12-15 17:01:23,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:23,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:23,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,319 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-15 17:01:23,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,320 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2021-12-15 17:01:23,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-15 17:01:23,322 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 [2021-12-15 17:01:23,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:23,330 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:23,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:23,347 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-15 17:01:23,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,348 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2021-12-15 17:01:23,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-15 17:01:23,350 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 [2021-12-15 17:01:23,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:23,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:23,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:23,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:23,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:23,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:23,399 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:23,441 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2021-12-15 17:01:23,441 INFO L444 ModelExtractionUtils]: 52 out of 82 variables were initially zero. Simplification set additionally 27 variables to zero. [2021-12-15 17:01:23,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:23,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:23,442 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2021-12-15 17:01:23,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-15 17:01:23,444 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:23,451 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-15 17:01:23,451 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:23,451 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcspn_~s#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc25#1.base)_4) = -1*ULTIMATE.start_strcspn_~s#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc25#1.base)_4 Supporting invariants [] [2021-12-15 17:01:23,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:23,555 INFO L297 tatePredicateManager]: 36 out of 38 supporting invariants were superfluous and have been removed [2021-12-15 17:01:23,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:23,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-15 17:01:23,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:23,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:23,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:23,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-15 17:01:23,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:23,832 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-12-15 17:01:23,833 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 50 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:23,899 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 50 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 60 transitions. Complement of second has 7 states. [2021-12-15 17:01:23,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:23,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:23,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 31 transitions. [2021-12-15 17:01:23,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 16 letters. Loop has 6 letters. [2021-12-15 17:01:23,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:23,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 22 letters. Loop has 6 letters. [2021-12-15 17:01:23,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:23,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 16 letters. Loop has 12 letters. [2021-12-15 17:01:23,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:23,902 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 60 transitions. [2021-12-15 17:01:23,903 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:23,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 46 states and 58 transitions. [2021-12-15 17:01:23,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-12-15 17:01:23,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-12-15 17:01:23,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 58 transitions. [2021-12-15 17:01:23,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:23,903 INFO L681 BuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2021-12-15 17:01:23,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 58 transitions. [2021-12-15 17:01:23,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-12-15 17:01:23,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 45 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:23,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2021-12-15 17:01:23,905 INFO L704 BuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2021-12-15 17:01:23,905 INFO L587 BuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2021-12-15 17:01:23,905 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-15 17:01:23,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 58 transitions. [2021-12-15 17:01:23,906 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:23,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:23,906 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:23,906 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:23,906 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:23,906 INFO L791 eck$LassoCheckResult]: Stem: 1948#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1929#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 1927#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 1928#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 1950#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 1949#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 1930#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 1932#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 1921#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 1923#L511-1 assume !strspn_#t~short7#1; 1953#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 1951#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 1942#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 1943#L510-5 strspn_#res#1 := strspn_~l~0#1; 1946#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 1947#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 1917#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 1919#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 1939#L524-4 [2021-12-15 17:01:23,906 INFO L793 eck$LassoCheckResult]: Loop: 1939#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 1935#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 1913#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 1914#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 1939#L524-4 [2021-12-15 17:01:23,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:23,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1811163636, now seen corresponding path program 1 times [2021-12-15 17:01:23,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:23,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328904254] [2021-12-15 17:01:23,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:23,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:23,933 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:23,957 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:23,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:23,958 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 1 times [2021-12-15 17:01:23,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:23,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325810179] [2021-12-15 17:01:23,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:23,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:23,965 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:23,969 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:23,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:23,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1593747347, now seen corresponding path program 1 times [2021-12-15 17:01:23,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:23,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083505322] [2021-12-15 17:01:23,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:23,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:24,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:24,105 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:24,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083505322] [2021-12-15 17:01:24,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083505322] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:24,105 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:24,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-15 17:01:24,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800564798] [2021-12-15 17:01:24,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:24,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:24,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-15 17:01:24,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-12-15 17:01:24,159 INFO L87 Difference]: Start difference. First operand 46 states and 58 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:24,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:24,344 INFO L93 Difference]: Finished difference Result 97 states and 119 transitions. [2021-12-15 17:01:24,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-15 17:01:24,345 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 97 states and 119 transitions. [2021-12-15 17:01:24,346 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-15 17:01:24,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 97 states to 78 states and 97 transitions. [2021-12-15 17:01:24,346 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2021-12-15 17:01:24,346 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2021-12-15 17:01:24,346 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 97 transitions. [2021-12-15 17:01:24,346 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:24,346 INFO L681 BuchiCegarLoop]: Abstraction has 78 states and 97 transitions. [2021-12-15 17:01:24,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 97 transitions. [2021-12-15 17:01:24,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 46. [2021-12-15 17:01:24,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.2391304347826086) internal successors, (57), 45 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 57 transitions. [2021-12-15 17:01:24,348 INFO L704 BuchiCegarLoop]: Abstraction has 46 states and 57 transitions. [2021-12-15 17:01:24,348 INFO L587 BuchiCegarLoop]: Abstraction has 46 states and 57 transitions. [2021-12-15 17:01:24,348 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-15 17:01:24,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 57 transitions. [2021-12-15 17:01:24,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:24,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:24,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:24,350 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:24,350 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:24,350 INFO L791 eck$LassoCheckResult]: Stem: 2117#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2098#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 2096#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 2097#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 2119#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 2118#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 2099#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 2100#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 2093#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2094#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 2127#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2121#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 2113#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 2110#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 2102#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 2103#L510-1 assume !(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1; 2112#L510-5 strspn_#res#1 := strspn_~l~0#1; 2115#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 2116#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 2087#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 2089#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 2108#L524-4 [2021-12-15 17:01:24,350 INFO L793 eck$LassoCheckResult]: Loop: 2108#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2104#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2083#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 2084#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 2108#L524-4 [2021-12-15 17:01:24,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:24,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1960799173, now seen corresponding path program 1 times [2021-12-15 17:01:24,350 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:24,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149201788] [2021-12-15 17:01:24,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:24,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:24,697 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:24,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149201788] [2021-12-15 17:01:24,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149201788] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 17:01:24,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743746609] [2021-12-15 17:01:24,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:24,698 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 17:01:24,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:24,699 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-15 17:01:24,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2021-12-15 17:01:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:24,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 46 conjunts are in the unsatisfiable core [2021-12-15 17:01:24,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:24,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-15 17:01:25,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-15 17:01:25,101 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-15 17:01:25,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 10 [2021-12-15 17:01:25,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:25,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 17:01:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:25,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743746609] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 17:01:25,618 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 17:01:25,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 9] total 20 [2021-12-15 17:01:25,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70753039] [2021-12-15 17:01:25,620 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 17:01:25,620 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:25,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:25,621 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 2 times [2021-12-15 17:01:25,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:25,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387802325] [2021-12-15 17:01:25,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:25,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:25,625 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:25,628 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:25,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:25,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-15 17:01:25,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2021-12-15 17:01:25,683 INFO L87 Difference]: Start difference. First operand 46 states and 57 transitions. cyclomatic complexity: 15 Second operand has 20 states, 20 states have (on average 2.05) internal successors, (41), 20 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:26,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:26,405 INFO L93 Difference]: Finished difference Result 118 states and 146 transitions. [2021-12-15 17:01:26,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-15 17:01:26,406 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 146 transitions. [2021-12-15 17:01:26,407 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:26,410 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 112 states and 140 transitions. [2021-12-15 17:01:26,410 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2021-12-15 17:01:26,410 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46 [2021-12-15 17:01:26,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 140 transitions. [2021-12-15 17:01:26,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:26,410 INFO L681 BuchiCegarLoop]: Abstraction has 112 states and 140 transitions. [2021-12-15 17:01:26,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 140 transitions. [2021-12-15 17:01:26,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 68. [2021-12-15 17:01:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.25) internal successors, (85), 67 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:26,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 85 transitions. [2021-12-15 17:01:26,413 INFO L704 BuchiCegarLoop]: Abstraction has 68 states and 85 transitions. [2021-12-15 17:01:26,413 INFO L587 BuchiCegarLoop]: Abstraction has 68 states and 85 transitions. [2021-12-15 17:01:26,413 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-15 17:01:26,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 85 transitions. [2021-12-15 17:01:26,413 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:26,413 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:26,413 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:26,414 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:26,414 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:26,414 INFO L791 eck$LassoCheckResult]: Stem: 2456#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2436#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 2434#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 2435#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 2458#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 2457#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 2437#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 2439#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 2429#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2430#L511-1 assume !strspn_#t~short7#1; 2468#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2467#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 2466#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2464#L511-1 assume !strspn_#t~short7#1; 2462#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2459#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 2450#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 2451#L510-5 strspn_#res#1 := strspn_~l~0#1; 2454#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 2455#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 2425#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 2427#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 2446#L524-4 [2021-12-15 17:01:26,414 INFO L793 eck$LassoCheckResult]: Loop: 2446#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2442#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2421#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 2422#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 2446#L524-4 [2021-12-15 17:01:26,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:26,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1052721677, now seen corresponding path program 1 times [2021-12-15 17:01:26,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:26,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748737881] [2021-12-15 17:01:26,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:26,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:26,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:26,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:26,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748737881] [2021-12-15 17:01:26,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748737881] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:01:26,436 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:01:26,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:01:26,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323292739] [2021-12-15 17:01:26,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:01:26,437 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:26,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:26,437 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 3 times [2021-12-15 17:01:26,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:26,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357758163] [2021-12-15 17:01:26,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:26,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:26,441 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:26,446 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:26,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:26,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 17:01:26,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 17:01:26,509 INFO L87 Difference]: Start difference. First operand 68 states and 85 transitions. cyclomatic complexity: 23 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:26,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:26,517 INFO L93 Difference]: Finished difference Result 73 states and 86 transitions. [2021-12-15 17:01:26,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 17:01:26,518 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 86 transitions. [2021-12-15 17:01:26,519 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:26,519 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 69 states and 82 transitions. [2021-12-15 17:01:26,519 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-12-15 17:01:26,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-12-15 17:01:26,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 82 transitions. [2021-12-15 17:01:26,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:26,520 INFO L681 BuchiCegarLoop]: Abstraction has 69 states and 82 transitions. [2021-12-15 17:01:26,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 82 transitions. [2021-12-15 17:01:26,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2021-12-15 17:01:26,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 67 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 81 transitions. [2021-12-15 17:01:26,530 INFO L704 BuchiCegarLoop]: Abstraction has 68 states and 81 transitions. [2021-12-15 17:01:26,530 INFO L587 BuchiCegarLoop]: Abstraction has 68 states and 81 transitions. [2021-12-15 17:01:26,531 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-15 17:01:26,531 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 81 transitions. [2021-12-15 17:01:26,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:26,531 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:26,531 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:26,532 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:26,532 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:26,532 INFO L791 eck$LassoCheckResult]: Stem: 2602#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2583#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 2581#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 2582#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 2604#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 2603#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 2584#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 2586#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 2576#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2577#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 2613#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2612#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 2611#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 2609#L511-1 assume !strspn_#t~short7#1; 2607#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 2605#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 2596#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 2597#L510-5 strspn_#res#1 := strspn_~l~0#1; 2600#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 2601#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 2572#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 2574#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 2593#L524-4 [2021-12-15 17:01:26,533 INFO L793 eck$LassoCheckResult]: Loop: 2593#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2589#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 2568#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 2569#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 2593#L524-4 [2021-12-15 17:01:26,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:26,533 INFO L85 PathProgramCache]: Analyzing trace with hash -465915663, now seen corresponding path program 1 times [2021-12-15 17:01:26,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:26,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867458808] [2021-12-15 17:01:26,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:26,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:26,550 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:26,570 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:26,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:26,570 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 4 times [2021-12-15 17:01:26,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:26,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700219367] [2021-12-15 17:01:26,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:26,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:26,574 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:26,576 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:26,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:26,577 INFO L85 PathProgramCache]: Analyzing trace with hash -187987976, now seen corresponding path program 1 times [2021-12-15 17:01:26,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:26,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120894494] [2021-12-15 17:01:26,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:26,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:26,592 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:26,611 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:29,009 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:29,009 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:29,009 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:29,009 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:29,009 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:29,009 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:29,010 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:29,010 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:29,010 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration12_Lasso [2021-12-15 17:01:29,010 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:29,010 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:29,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:29,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:30,984 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:30,984 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:30,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:30,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:30,985 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2021-12-15 17:01:30,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-15 17:01:30,987 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 [2021-12-15 17:01:30,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:30,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:30,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:30,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:30,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:30,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:30,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:30,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-15 17:01:31,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,009 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2021-12-15 17:01:31,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-15 17:01:31,011 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 [2021-12-15 17:01:31,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:31,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,033 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2021-12-15 17:01:31,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-15 17:01:31,035 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 [2021-12-15 17:01:31,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,058 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-15 17:01:31,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,059 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2021-12-15 17:01:31,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-15 17:01:31,061 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 [2021-12-15 17:01:31,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-15 17:01:31,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,083 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2021-12-15 17:01:31,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-15 17:01:31,085 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 [2021-12-15 17:01:31,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-15 17:01:31,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,107 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2021-12-15 17:01:31,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-15 17:01:31,110 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 [2021-12-15 17:01:31,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,130 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-15 17:01:31,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,131 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2021-12-15 17:01:31,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-15 17:01:31,133 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 [2021-12-15 17:01:31,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:31,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,155 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2021-12-15 17:01:31,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-15 17:01:31,157 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 [2021-12-15 17:01:31,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:31,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,198 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2021-12-15 17:01:31,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-15 17:01:31,200 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 [2021-12-15 17:01:31,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:31,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,222 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2021-12-15 17:01:31,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-15 17:01:31,224 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 [2021-12-15 17:01:31,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,245 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-15 17:01:31,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,246 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2021-12-15 17:01:31,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-15 17:01:31,248 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 [2021-12-15 17:01:31,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:31,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,270 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2021-12-15 17:01:31,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-15 17:01:31,271 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 [2021-12-15 17:01:31,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-15 17:01:31,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,294 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2021-12-15 17:01:31,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-15 17:01:31,296 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 [2021-12-15 17:01:31,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-12-15 17:01:31,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,319 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2021-12-15 17:01:31,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-15 17:01:31,320 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 [2021-12-15 17:01:31,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-12-15 17:01:31,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,342 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2021-12-15 17:01:31,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-15 17:01:31,344 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 [2021-12-15 17:01:31,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-12-15 17:01:31,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,366 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2021-12-15 17:01:31,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-15 17:01:31,368 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 [2021-12-15 17:01:31,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-12-15 17:01:31,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,391 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2021-12-15 17:01:31,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-15 17:01:31,392 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 [2021-12-15 17:01:31,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,399 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,399 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-12-15 17:01:31,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,417 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2021-12-15 17:01:31,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-15 17:01:31,418 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 [2021-12-15 17:01:31,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,433 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,471 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-12-15 17:01:31,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,472 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2021-12-15 17:01:31,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-15 17:01:31,473 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 [2021-12-15 17:01:31,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,479 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-12-15 17:01:31,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,497 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2021-12-15 17:01:31,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-15 17:01:31,498 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 [2021-12-15 17:01:31,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-12-15 17:01:31,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,520 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2021-12-15 17:01:31,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-12-15 17:01:31,522 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 [2021-12-15 17:01:31,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-12-15 17:01:31,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,546 INFO L229 MonitoredProcess]: Starting monitored process 102 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) [2021-12-15 17:01:31,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-15 17:01:31,549 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 [2021-12-15 17:01:31,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:31,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,614 INFO L229 MonitoredProcess]: Starting monitored process 103 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) [2021-12-15 17:01:31,619 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 [2021-12-15 17:01:31,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-15 17:01:31,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,646 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-12-15 17:01:31,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,647 INFO L229 MonitoredProcess]: Starting monitored process 104 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) [2021-12-15 17:01:31,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-15 17:01:31,648 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 [2021-12-15 17:01:31,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,654 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-12-15 17:01:31,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,672 INFO L229 MonitoredProcess]: Starting monitored process 105 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) [2021-12-15 17:01:31,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-15 17:01:31,673 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 [2021-12-15 17:01:31,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-12-15 17:01:31,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,697 INFO L229 MonitoredProcess]: Starting monitored process 106 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) [2021-12-15 17:01:31,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-12-15 17:01:31,698 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 [2021-12-15 17:01:31,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,723 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-12-15 17:01:31,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,724 INFO L229 MonitoredProcess]: Starting monitored process 107 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) [2021-12-15 17:01:31,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-12-15 17:01:31,725 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 [2021-12-15 17:01:31,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:31,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:31,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:31,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-12-15 17:01:31,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,755 INFO L229 MonitoredProcess]: Starting monitored process 108 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) [2021-12-15 17:01:31,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-12-15 17:01:31,757 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 [2021-12-15 17:01:31,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-12-15 17:01:31,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,781 INFO L229 MonitoredProcess]: Starting monitored process 109 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) [2021-12-15 17:01:31,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-12-15 17:01:31,783 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 [2021-12-15 17:01:31,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,789 INFO L203 nArgumentSynthesizer]: 6 stem disjuncts [2021-12-15 17:01:31,789 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-15 17:01:31,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,817 INFO L401 nArgumentSynthesizer]: We have 88 Motzkin's Theorem applications. [2021-12-15 17:01:31,817 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-15 17:01:31,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:31,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:31,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,894 INFO L229 MonitoredProcess]: Starting monitored process 110 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) [2021-12-15 17:01:31,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-12-15 17:01:31,897 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 [2021-12-15 17:01:31,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:31,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:31,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:31,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:31,915 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:31,915 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:31,937 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:31,985 INFO L443 ModelExtractionUtils]: Simplification made 33 calls to the SMT solver. [2021-12-15 17:01:31,985 INFO L444 ModelExtractionUtils]: 68 out of 94 variables were initially zero. Simplification set additionally 22 variables to zero. [2021-12-15 17:01:31,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:31,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:31,989 INFO L229 MonitoredProcess]: Starting monitored process 111 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) [2021-12-15 17:01:31,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-12-15 17:01:31,994 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:31,999 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-15 17:01:32,000 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:32,000 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcspn_~i~0#1, v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_2) = -1*ULTIMATE.start_strcspn_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_2 Supporting invariants [1*ULTIMATE.start_strcspn_~reject#1.offset >= 0] [2021-12-15 17:01:32,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-12-15 17:01:32,146 INFO L297 tatePredicateManager]: 52 out of 53 supporting invariants were superfluous and have been removed [2021-12-15 17:01:32,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:32,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:32,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:32,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:32,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-15 17:01:32,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:32,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:32,387 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-12-15 17:01:32,387 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 68 states and 81 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:32,425 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 68 states and 81 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 95 states and 111 transitions. Complement of second has 7 states. [2021-12-15 17:01:32,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:32,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:32,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2021-12-15 17:01:32,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 22 letters. Loop has 4 letters. [2021-12-15 17:01:32,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:32,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 26 letters. Loop has 4 letters. [2021-12-15 17:01:32,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:32,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 22 letters. Loop has 8 letters. [2021-12-15 17:01:32,428 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:32,428 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 111 transitions. [2021-12-15 17:01:32,428 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:32,429 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 79 states and 93 transitions. [2021-12-15 17:01:32,429 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-12-15 17:01:32,430 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-12-15 17:01:32,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 93 transitions. [2021-12-15 17:01:32,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:32,430 INFO L681 BuchiCegarLoop]: Abstraction has 79 states and 93 transitions. [2021-12-15 17:01:32,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 93 transitions. [2021-12-15 17:01:32,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 74. [2021-12-15 17:01:32,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 74 states have (on average 1.1756756756756757) internal successors, (87), 73 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:32,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 87 transitions. [2021-12-15 17:01:32,441 INFO L704 BuchiCegarLoop]: Abstraction has 74 states and 87 transitions. [2021-12-15 17:01:32,441 INFO L587 BuchiCegarLoop]: Abstraction has 74 states and 87 transitions. [2021-12-15 17:01:32,441 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-15 17:01:32,442 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 74 states and 87 transitions. [2021-12-15 17:01:32,442 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:32,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:32,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:32,445 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:32,446 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:32,447 INFO L791 eck$LassoCheckResult]: Stem: 3092#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3069#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 3067#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 3068#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 3094#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 3093#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 3070#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 3072#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 3062#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 3063#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 3105#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 3104#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 3103#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 3100#L511-1 assume !strspn_#t~short7#1; 3097#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 3095#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 3084#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 3085#L510-5 strspn_#res#1 := strspn_~l~0#1; 3090#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 3091#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 3057#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 3058#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 3081#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3077#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 3078#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 3079#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 3059#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 3061#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 3080#L524-4 [2021-12-15 17:01:32,448 INFO L793 eck$LassoCheckResult]: Loop: 3080#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3076#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3053#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 3054#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 3080#L524-4 [2021-12-15 17:01:32,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:32,449 INFO L85 PathProgramCache]: Analyzing trace with hash -269478821, now seen corresponding path program 1 times [2021-12-15 17:01:32,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:32,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90353693] [2021-12-15 17:01:32,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:32,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:32,605 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:32,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:32,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90353693] [2021-12-15 17:01:32,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90353693] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 17:01:32,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [864897991] [2021-12-15 17:01:32,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:32,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 17:01:32,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:32,607 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-15 17:01:32,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Waiting until timeout for monitored process [2021-12-15 17:01:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:32,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 48 conjunts are in the unsatisfiable core [2021-12-15 17:01:32,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:32,844 INFO L388 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 16 treesize of output 8 [2021-12-15 17:01:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:32,851 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 17:01:32,964 INFO L354 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2021-12-15 17:01:32,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 16 treesize of output 15 [2021-12-15 17:01:33,001 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-15 17:01:33,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [864897991] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 17:01:33,002 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 17:01:33,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 9] total 19 [2021-12-15 17:01:33,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700364479] [2021-12-15 17:01:33,003 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 17:01:33,003 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:01:33,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:33,004 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 5 times [2021-12-15 17:01:33,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:33,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889673919] [2021-12-15 17:01:33,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:33,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:33,007 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:33,024 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:33,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:01:33,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-12-15 17:01:33,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2021-12-15 17:01:33,085 INFO L87 Difference]: Start difference. First operand 74 states and 87 transitions. cyclomatic complexity: 20 Second operand has 19 states, 19 states have (on average 2.736842105263158) internal successors, (52), 19 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:33,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:01:33,449 INFO L93 Difference]: Finished difference Result 164 states and 187 transitions. [2021-12-15 17:01:33,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-15 17:01:33,450 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 164 states and 187 transitions. [2021-12-15 17:01:33,451 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-15 17:01:33,452 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 164 states to 162 states and 185 transitions. [2021-12-15 17:01:33,452 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2021-12-15 17:01:33,452 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2021-12-15 17:01:33,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 162 states and 185 transitions. [2021-12-15 17:01:33,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:33,452 INFO L681 BuchiCegarLoop]: Abstraction has 162 states and 185 transitions. [2021-12-15 17:01:33,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states and 185 transitions. [2021-12-15 17:01:33,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 77. [2021-12-15 17:01:33,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 77 states have (on average 1.1688311688311688) internal successors, (90), 76 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:33,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 90 transitions. [2021-12-15 17:01:33,455 INFO L704 BuchiCegarLoop]: Abstraction has 77 states and 90 transitions. [2021-12-15 17:01:33,455 INFO L587 BuchiCegarLoop]: Abstraction has 77 states and 90 transitions. [2021-12-15 17:01:33,455 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-15 17:01:33,455 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states and 90 transitions. [2021-12-15 17:01:33,455 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:33,455 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:33,455 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:33,456 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:33,456 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:33,456 INFO L791 eck$LassoCheckResult]: Stem: 3534#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3515#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 3513#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 3514#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 3537#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 3535#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 3516#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 3517#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 3508#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 3509#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 3547#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 3545#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 3544#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 3543#L511-1 assume !strspn_#t~short7#1; 3540#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 3538#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 3527#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 3528#L510-5 strspn_#res#1 := strspn_~l~0#1; 3532#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 3533#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 3503#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 3504#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 3531#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3522#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3501#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 3502#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 3542#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3548#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 3536#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 3523#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 3505#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 3507#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 3524#L524-4 [2021-12-15 17:01:33,456 INFO L793 eck$LassoCheckResult]: Loop: 3524#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3521#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 3499#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 3500#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 3524#L524-4 [2021-12-15 17:01:33,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:33,457 INFO L85 PathProgramCache]: Analyzing trace with hash 579815970, now seen corresponding path program 1 times [2021-12-15 17:01:33,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:33,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808790294] [2021-12-15 17:01:33,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:33,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:33,481 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:33,497 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:33,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:33,497 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 6 times [2021-12-15 17:01:33,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:33,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899708703] [2021-12-15 17:01:33,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:33,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:33,500 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:33,503 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:33,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:33,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1474175145, now seen corresponding path program 2 times [2021-12-15 17:01:33,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:33,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391946676] [2021-12-15 17:01:33,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:33,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:33,517 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:33,531 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:35,995 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:35,995 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:35,996 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:35,996 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:35,996 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:35,996 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:35,996 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:35,996 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:35,996 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration14_Lasso [2021-12-15 17:01:35,996 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:35,996 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:36,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:36,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:37,805 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:37,805 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:37,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:37,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:37,812 INFO L229 MonitoredProcess]: Starting monitored process 113 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) [2021-12-15 17:01:37,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-12-15 17:01:37,814 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 [2021-12-15 17:01:37,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:37,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:37,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:37,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:37,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:37,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:37,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:37,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:37,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2021-12-15 17:01:37,836 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:37,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:37,836 INFO L229 MonitoredProcess]: Starting monitored process 114 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) [2021-12-15 17:01:37,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-12-15 17:01:37,838 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 [2021-12-15 17:01:37,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:37,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:37,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:37,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:37,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:37,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:37,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:37,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:37,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2021-12-15 17:01:37,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:37,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:37,861 INFO L229 MonitoredProcess]: Starting monitored process 115 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) [2021-12-15 17:01:37,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-12-15 17:01:37,863 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 [2021-12-15 17:01:37,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:37,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:37,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:37,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:37,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:37,869 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:37,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:37,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:37,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-12-15 17:01:37,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:37,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:37,886 INFO L229 MonitoredProcess]: Starting monitored process 116 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) [2021-12-15 17:01:37,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-12-15 17:01:37,888 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 [2021-12-15 17:01:37,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:37,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:37,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:37,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:37,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:37,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:37,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:37,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:37,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-12-15 17:01:37,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:37,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:37,911 INFO L229 MonitoredProcess]: Starting monitored process 117 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) [2021-12-15 17:01:37,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-12-15 17:01:37,913 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 [2021-12-15 17:01:37,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:37,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:37,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:37,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:37,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:37,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:37,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:37,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:37,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:37,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:37,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:37,936 INFO L229 MonitoredProcess]: Starting monitored process 118 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) [2021-12-15 17:01:37,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-12-15 17:01:37,938 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 [2021-12-15 17:01:37,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:37,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:37,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:37,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:37,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:37,945 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:37,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:37,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:37,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-12-15 17:01:37,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:37,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:37,963 INFO L229 MonitoredProcess]: Starting monitored process 119 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) [2021-12-15 17:01:37,971 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 [2021-12-15 17:01:37,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:37,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:37,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:37,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:37,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:37,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:37,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:37,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-12-15 17:01:37,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-12-15 17:01:38,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,010 INFO L229 MonitoredProcess]: Starting monitored process 120 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) [2021-12-15 17:01:38,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-12-15 17:01:38,012 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 [2021-12-15 17:01:38,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-12-15 17:01:38,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,036 INFO L229 MonitoredProcess]: Starting monitored process 121 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) [2021-12-15 17:01:38,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-12-15 17:01:38,038 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 [2021-12-15 17:01:38,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:38,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,061 INFO L229 MonitoredProcess]: Starting monitored process 122 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) [2021-12-15 17:01:38,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-12-15 17:01:38,063 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 [2021-12-15 17:01:38,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,085 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-12-15 17:01:38,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,086 INFO L229 MonitoredProcess]: Starting monitored process 123 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) [2021-12-15 17:01:38,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-12-15 17:01:38,088 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 [2021-12-15 17:01:38,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,109 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-12-15 17:01:38,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,110 INFO L229 MonitoredProcess]: Starting monitored process 124 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) [2021-12-15 17:01:38,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-12-15 17:01:38,112 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 [2021-12-15 17:01:38,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-12-15 17:01:38,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,161 INFO L229 MonitoredProcess]: Starting monitored process 125 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) [2021-12-15 17:01:38,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-12-15 17:01:38,163 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 [2021-12-15 17:01:38,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:38,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,186 INFO L229 MonitoredProcess]: Starting monitored process 126 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) [2021-12-15 17:01:38,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-12-15 17:01:38,188 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 [2021-12-15 17:01:38,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-12-15 17:01:38,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,212 INFO L229 MonitoredProcess]: Starting monitored process 127 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) [2021-12-15 17:01:38,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-12-15 17:01:38,215 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 [2021-12-15 17:01:38,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2021-12-15 17:01:38,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,239 INFO L229 MonitoredProcess]: Starting monitored process 128 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) [2021-12-15 17:01:38,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-12-15 17:01:38,241 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 [2021-12-15 17:01:38,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,265 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2021-12-15 17:01:38,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,266 INFO L229 MonitoredProcess]: Starting monitored process 129 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) [2021-12-15 17:01:38,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-12-15 17:01:38,268 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 [2021-12-15 17:01:38,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-12-15 17:01:38,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,292 INFO L229 MonitoredProcess]: Starting monitored process 130 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) [2021-12-15 17:01:38,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-12-15 17:01:38,296 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 [2021-12-15 17:01:38,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-12-15 17:01:38,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,342 INFO L229 MonitoredProcess]: Starting monitored process 131 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) [2021-12-15 17:01:38,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-12-15 17:01:38,344 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 [2021-12-15 17:01:38,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-12-15 17:01:38,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,367 INFO L229 MonitoredProcess]: Starting monitored process 132 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) [2021-12-15 17:01:38,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-12-15 17:01:38,369 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 [2021-12-15 17:01:38,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:38,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:38,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2021-12-15 17:01:38,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,395 INFO L229 MonitoredProcess]: Starting monitored process 133 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) [2021-12-15 17:01:38,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-12-15 17:01:38,437 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 [2021-12-15 17:01:38,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:38,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:38,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:38,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:38,459 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-12-15 17:01:38,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,460 INFO L229 MonitoredProcess]: Starting monitored process 134 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) [2021-12-15 17:01:38,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-12-15 17:01:38,462 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 [2021-12-15 17:01:38,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:38,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:38,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:38,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:38,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:38,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:38,497 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:38,561 INFO L443 ModelExtractionUtils]: Simplification made 34 calls to the SMT solver. [2021-12-15 17:01:38,561 INFO L444 ModelExtractionUtils]: 19 out of 82 variables were initially zero. Simplification set additionally 58 variables to zero. [2021-12-15 17:01:38,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:38,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:38,568 INFO L229 MonitoredProcess]: Starting monitored process 135 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) [2021-12-15 17:01:38,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-12-15 17:01:38,569 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:38,576 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-15 17:01:38,576 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:38,576 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcspn_~i~0#1, ULTIMATE.start_main_~delim_len~0#1) = -2*ULTIMATE.start_strcspn_~i~0#1 + 3*ULTIMATE.start_main_~delim_len~0#1 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_#t~malloc27#1.base)_6 + 1*ULTIMATE.start_main_~delim_len~0#1 >= 0] [2021-12-15 17:01:38,592 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:38,684 INFO L297 tatePredicateManager]: 35 out of 38 supporting invariants were superfluous and have been removed [2021-12-15 17:01:38,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:38,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 49 conjunts are in the unsatisfiable core [2021-12-15 17:01:38,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:38,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-15 17:01:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-15 17:01:38,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-12-15 17:01:38,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2021-12-15 17:01:38,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:39,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-15 17:01:39,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:39,426 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2021-12-15 17:01:39,426 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20 Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:39,656 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20. Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 92 states and 107 transitions. Complement of second has 9 states. [2021-12-15 17:01:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:39,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:39,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 40 transitions. [2021-12-15 17:01:39,658 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 32 letters. Loop has 4 letters. [2021-12-15 17:01:39,658 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:39,658 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-15 17:01:39,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:39,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 49 conjunts are in the unsatisfiable core [2021-12-15 17:01:39,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:39,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-15 17:01:39,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-15 17:01:39,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-12-15 17:01:39,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2021-12-15 17:01:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:40,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-15 17:01:40,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:40,369 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 3 loop predicates [2021-12-15 17:01:40,369 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20 Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:40,581 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20. Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 92 states and 107 transitions. Complement of second has 9 states. [2021-12-15 17:01:40,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:40,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:40,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 40 transitions. [2021-12-15 17:01:40,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 32 letters. Loop has 4 letters. [2021-12-15 17:01:40,583 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:40,583 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-15 17:01:40,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:40,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 56 conjunts are in the unsatisfiable core [2021-12-15 17:01:40,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:40,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-15 17:01:40,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-15 17:01:40,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-12-15 17:01:40,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2021-12-15 17:01:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:41,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-15 17:01:41,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:41,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:41,264 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2021-12-15 17:01:41,264 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20 Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:41,570 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 90 transitions. cyclomatic complexity: 20. Second operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 144 states and 166 transitions. Complement of second has 15 states. [2021-12-15 17:01:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2021-12-15 17:01:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:41,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 82 transitions. [2021-12-15 17:01:41,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 82 transitions. Stem has 32 letters. Loop has 4 letters. [2021-12-15 17:01:41,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:41,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 82 transitions. Stem has 36 letters. Loop has 4 letters. [2021-12-15 17:01:41,572 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:41,572 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 82 transitions. Stem has 32 letters. Loop has 8 letters. [2021-12-15 17:01:41,572 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:41,572 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 144 states and 166 transitions. [2021-12-15 17:01:41,572 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-15 17:01:41,573 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 144 states to 130 states and 149 transitions. [2021-12-15 17:01:41,573 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2021-12-15 17:01:41,573 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2021-12-15 17:01:41,573 INFO L73 IsDeterministic]: Start isDeterministic. Operand 130 states and 149 transitions. [2021-12-15 17:01:41,573 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:41,573 INFO L681 BuchiCegarLoop]: Abstraction has 130 states and 149 transitions. [2021-12-15 17:01:41,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states and 149 transitions. [2021-12-15 17:01:41,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 101. [2021-12-15 17:01:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 101 states have (on average 1.1584158415841583) internal successors, (117), 100 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 117 transitions. [2021-12-15 17:01:41,576 INFO L704 BuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2021-12-15 17:01:41,576 INFO L587 BuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2021-12-15 17:01:41,576 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-15 17:01:41,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 101 states and 117 transitions. [2021-12-15 17:01:41,576 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:41,576 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:41,576 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:41,577 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:41,577 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:41,577 INFO L791 eck$LassoCheckResult]: Stem: 4537#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4513#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 4511#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 4512#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 4541#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 4538#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 4514#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 4516#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 4549#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 4580#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 4577#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 4544#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 4530#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 4527#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 4517#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 4519#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 4554#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 4509#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 4547#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 4548#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 4508#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 4510#L511-1 assume !strspn_#t~short7#1; 4545#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 4546#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 4528#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 4529#L510-5 strspn_#res#1 := strspn_~l~0#1; 4535#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 4536#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 4503#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 4504#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 4533#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4534#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4599#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 4598#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 4597#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4595#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 4539#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 4540#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 4576#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 4523#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 4524#L524-4 [2021-12-15 17:01:41,577 INFO L793 eck$LassoCheckResult]: Loop: 4524#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4520#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 4499#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 4500#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 4524#L524-4 [2021-12-15 17:01:41,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:41,577 INFO L85 PathProgramCache]: Analyzing trace with hash -760734412, now seen corresponding path program 1 times [2021-12-15 17:01:41,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:41,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025567744] [2021-12-15 17:01:41,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:41,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:41,594 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:41,611 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:41,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:41,611 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 7 times [2021-12-15 17:01:41,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:41,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527692843] [2021-12-15 17:01:41,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:41,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:41,614 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:41,617 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:41,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:41,617 INFO L85 PathProgramCache]: Analyzing trace with hash -632087877, now seen corresponding path program 2 times [2021-12-15 17:01:41,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:41,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297735681] [2021-12-15 17:01:41,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:41,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:41,632 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:41,651 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:44,505 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:44,505 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:44,505 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:44,505 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:44,505 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:44,505 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:44,505 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:44,505 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:44,505 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration15_Lasso [2021-12-15 17:01:44,505 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:44,505 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:44,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:44,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:45,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:46,613 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:46,614 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:46,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,616 INFO L229 MonitoredProcess]: Starting monitored process 136 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) [2021-12-15 17:01:46,623 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 [2021-12-15 17:01:46,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-12-15 17:01:46,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:46,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,655 INFO L229 MonitoredProcess]: Starting monitored process 137 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) [2021-12-15 17:01:46,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-12-15 17:01:46,657 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 [2021-12-15 17:01:46,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,680 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2021-12-15 17:01:46,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,681 INFO L229 MonitoredProcess]: Starting monitored process 138 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) [2021-12-15 17:01:46,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-12-15 17:01:46,683 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 [2021-12-15 17:01:46,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:46,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,706 INFO L229 MonitoredProcess]: Starting monitored process 139 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) [2021-12-15 17:01:46,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-12-15 17:01:46,708 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 [2021-12-15 17:01:46,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-12-15 17:01:46,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,731 INFO L229 MonitoredProcess]: Starting monitored process 140 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) [2021-12-15 17:01:46,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-12-15 17:01:46,733 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 [2021-12-15 17:01:46,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-12-15 17:01:46,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,757 INFO L229 MonitoredProcess]: Starting monitored process 141 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) [2021-12-15 17:01:46,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-12-15 17:01:46,759 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 [2021-12-15 17:01:46,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-12-15 17:01:46,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,782 INFO L229 MonitoredProcess]: Starting monitored process 142 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) [2021-12-15 17:01:46,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-12-15 17:01:46,784 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 [2021-12-15 17:01:46,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2021-12-15 17:01:46,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,806 INFO L229 MonitoredProcess]: Starting monitored process 143 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) [2021-12-15 17:01:46,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-12-15 17:01:46,808 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 [2021-12-15 17:01:46,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2021-12-15 17:01:46,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,831 INFO L229 MonitoredProcess]: Starting monitored process 144 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) [2021-12-15 17:01:46,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-12-15 17:01:46,833 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 [2021-12-15 17:01:46,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-12-15 17:01:46,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,856 INFO L229 MonitoredProcess]: Starting monitored process 145 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) [2021-12-15 17:01:46,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-12-15 17:01:46,858 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 [2021-12-15 17:01:46,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-12-15 17:01:46,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,880 INFO L229 MonitoredProcess]: Starting monitored process 146 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) [2021-12-15 17:01:46,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-12-15 17:01:46,882 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 [2021-12-15 17:01:46,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:46,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,904 INFO L229 MonitoredProcess]: Starting monitored process 147 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) [2021-12-15 17:01:46,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-12-15 17:01:46,906 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 [2021-12-15 17:01:46,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,934 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-12-15 17:01:46,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,935 INFO L229 MonitoredProcess]: Starting monitored process 148 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) [2021-12-15 17:01:46,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-12-15 17:01:46,937 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 [2021-12-15 17:01:46,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,959 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2021-12-15 17:01:46,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,961 INFO L229 MonitoredProcess]: Starting monitored process 149 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) [2021-12-15 17:01:46,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-12-15 17:01:46,963 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 [2021-12-15 17:01:46,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:46,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:46,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2021-12-15 17:01:46,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:46,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:46,985 INFO L229 MonitoredProcess]: Starting monitored process 150 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) [2021-12-15 17:01:46,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-12-15 17:01:46,987 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 [2021-12-15 17:01:46,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:46,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:46,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:46,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:46,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:46,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:46,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2021-12-15 17:01:47,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,025 INFO L229 MonitoredProcess]: Starting monitored process 151 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) [2021-12-15 17:01:47,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-12-15 17:01:47,026 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 [2021-12-15 17:01:47,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:47,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:47,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,048 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2021-12-15 17:01:47,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,049 INFO L229 MonitoredProcess]: Starting monitored process 152 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) [2021-12-15 17:01:47,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-12-15 17:01:47,051 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 [2021-12-15 17:01:47,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,076 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-12-15 17:01:47,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,077 INFO L229 MonitoredProcess]: Starting monitored process 153 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) [2021-12-15 17:01:47,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-12-15 17:01:47,079 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 [2021-12-15 17:01:47,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:47,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:47,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,100 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2021-12-15 17:01:47,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,102 INFO L229 MonitoredProcess]: Starting monitored process 154 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) [2021-12-15 17:01:47,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-12-15 17:01:47,104 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 [2021-12-15 17:01:47,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:47,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:47,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2021-12-15 17:01:47,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,126 INFO L229 MonitoredProcess]: Starting monitored process 155 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) [2021-12-15 17:01:47,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-12-15 17:01:47,127 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 [2021-12-15 17:01:47,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:47,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:47,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,149 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2021-12-15 17:01:47,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,150 INFO L229 MonitoredProcess]: Starting monitored process 156 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) [2021-12-15 17:01:47,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-12-15 17:01:47,152 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 [2021-12-15 17:01:47,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:47,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:47,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2021-12-15 17:01:47,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,174 INFO L229 MonitoredProcess]: Starting monitored process 157 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) [2021-12-15 17:01:47,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-12-15 17:01:47,176 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 [2021-12-15 17:01:47,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:47,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:47,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,198 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2021-12-15 17:01:47,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,199 INFO L229 MonitoredProcess]: Starting monitored process 158 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) [2021-12-15 17:01:47,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-12-15 17:01:47,201 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 [2021-12-15 17:01:47,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2021-12-15 17:01:47,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,225 INFO L229 MonitoredProcess]: Starting monitored process 159 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) [2021-12-15 17:01:47,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-12-15 17:01:47,228 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 [2021-12-15 17:01:47,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:47,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,254 INFO L229 MonitoredProcess]: Starting monitored process 160 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) [2021-12-15 17:01:47,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-12-15 17:01:47,256 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 [2021-12-15 17:01:47,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,280 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-12-15 17:01:47,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,281 INFO L229 MonitoredProcess]: Starting monitored process 161 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) [2021-12-15 17:01:47,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-12-15 17:01:47,283 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 [2021-12-15 17:01:47,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,290 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2021-12-15 17:01:47,290 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-15 17:01:47,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,344 INFO L401 nArgumentSynthesizer]: We have 136 Motzkin's Theorem applications. [2021-12-15 17:01:47,345 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-15 17:01:47,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:47,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,498 INFO L229 MonitoredProcess]: Starting monitored process 162 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) [2021-12-15 17:01:47,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-12-15 17:01:47,500 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 [2021-12-15 17:01:47,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:47,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,546 INFO L229 MonitoredProcess]: Starting monitored process 163 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) [2021-12-15 17:01:47,551 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 [2021-12-15 17:01:47,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-12-15 17:01:47,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:47,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,598 INFO L229 MonitoredProcess]: Starting monitored process 164 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) [2021-12-15 17:01:47,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-12-15 17:01:47,615 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 [2021-12-15 17:01:47,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:47,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:47,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:47,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,660 INFO L229 MonitoredProcess]: Starting monitored process 165 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) [2021-12-15 17:01:47,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-12-15 17:01:47,662 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 [2021-12-15 17:01:47,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:47,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,735 INFO L229 MonitoredProcess]: Starting monitored process 166 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) [2021-12-15 17:01:47,739 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 [2021-12-15 17:01:47,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2021-12-15 17:01:47,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2021-12-15 17:01:47,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,781 INFO L229 MonitoredProcess]: Starting monitored process 167 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) [2021-12-15 17:01:47,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2021-12-15 17:01:47,782 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 [2021-12-15 17:01:47,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,806 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2021-12-15 17:01:47,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,807 INFO L229 MonitoredProcess]: Starting monitored process 168 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) [2021-12-15 17:01:47,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2021-12-15 17:01:47,808 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 [2021-12-15 17:01:47,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:47,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:47,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:47,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:47,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,831 INFO L229 MonitoredProcess]: Starting monitored process 169 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) [2021-12-15 17:01:47,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2021-12-15 17:01:47,833 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 [2021-12-15 17:01:47,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,839 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,839 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:47,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2021-12-15 17:01:47,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,867 INFO L229 MonitoredProcess]: Starting monitored process 170 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) [2021-12-15 17:01:47,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2021-12-15 17:01:47,869 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 [2021-12-15 17:01:47,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:47,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:47,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:47,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:47,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:47,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:47,909 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:47,974 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-12-15 17:01:47,974 INFO L444 ModelExtractionUtils]: 20 out of 91 variables were initially zero. Simplification set additionally 68 variables to zero. [2021-12-15 17:01:47,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:47,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:47,975 INFO L229 MonitoredProcess]: Starting monitored process 171 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) [2021-12-15 17:01:47,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2021-12-15 17:01:47,978 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:47,999 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-15 17:01:47,999 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:47,999 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_4, ULTIMATE.start_strcspn_~i~0#1) = 5*v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_4 - 2*ULTIMATE.start_strcspn_~i~0#1 Supporting invariants [] [2021-12-15 17:01:48,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Ended with exit code 0 [2021-12-15 17:01:48,205 INFO L297 tatePredicateManager]: 63 out of 64 supporting invariants were superfluous and have been removed [2021-12-15 17:01:48,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:48,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 41 conjunts are in the unsatisfiable core [2021-12-15 17:01:48,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:48,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:48,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:48,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:48,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:48,771 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-15 17:01:48,771 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:48,981 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 118 states and 136 transitions. Complement of second has 10 states. [2021-12-15 17:01:48,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 8 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:48,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 54 transitions. [2021-12-15 17:01:48,982 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 54 transitions. Stem has 40 letters. Loop has 4 letters. [2021-12-15 17:01:48,982 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:48,982 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-15 17:01:48,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:49,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 40 conjunts are in the unsatisfiable core [2021-12-15 17:01:49,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:49,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:49,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:49,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:49,505 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-15 17:01:49,505 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:49,700 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 118 states and 136 transitions. Complement of second has 10 states. [2021-12-15 17:01:49,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 8 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 54 transitions. [2021-12-15 17:01:49,701 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 54 transitions. Stem has 40 letters. Loop has 4 letters. [2021-12-15 17:01:49,701 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:49,701 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-15 17:01:49,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:49,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 41 conjunts are in the unsatisfiable core [2021-12-15 17:01:49,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:50,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:50,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:50,234 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-15 17:01:50,234 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:50,537 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 168 states and 193 transitions. Complement of second has 17 states. [2021-12-15 17:01:50,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 9 stem states 2 non-accepting loop states 2 accepting loop states [2021-12-15 17:01:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 96 transitions. [2021-12-15 17:01:50,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 96 transitions. Stem has 40 letters. Loop has 4 letters. [2021-12-15 17:01:50,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:50,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 96 transitions. Stem has 44 letters. Loop has 4 letters. [2021-12-15 17:01:50,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:50,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 96 transitions. Stem has 40 letters. Loop has 8 letters. [2021-12-15 17:01:50,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:50,538 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 168 states and 193 transitions. [2021-12-15 17:01:50,539 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-15 17:01:50,540 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 168 states to 154 states and 176 transitions. [2021-12-15 17:01:50,540 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2021-12-15 17:01:50,540 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2021-12-15 17:01:50,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 154 states and 176 transitions. [2021-12-15 17:01:50,540 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:50,540 INFO L681 BuchiCegarLoop]: Abstraction has 154 states and 176 transitions. [2021-12-15 17:01:50,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states and 176 transitions. [2021-12-15 17:01:50,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 101. [2021-12-15 17:01:50,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 101 states have (on average 1.1584158415841583) internal successors, (117), 100 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:50,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 117 transitions. [2021-12-15 17:01:50,543 INFO L704 BuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2021-12-15 17:01:50,543 INFO L587 BuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2021-12-15 17:01:50,543 INFO L425 BuchiCegarLoop]: ======== Iteration 16============ [2021-12-15 17:01:50,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 101 states and 117 transitions. [2021-12-15 17:01:50,544 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:50,544 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:50,544 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:50,544 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:50,544 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:50,545 INFO L791 eck$LassoCheckResult]: Stem: 5824#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5804#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 5802#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 5803#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 5828#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 5826#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 5805#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 5806#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 5798#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 5799#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 5832#L511-3 assume !!strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 5821#L511-5 strspn_#t~post3#1.base, strspn_#t~post3#1.offset := strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_#t~post3#1.base, 1 + strspn_#t~post3#1.offset;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset; 5800#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 5801#L511-1 assume !strspn_#t~short7#1; 5831#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 5829#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 5818#L512 assume 0 == strspn_#t~mem8#1;havoc strspn_#t~mem8#1; 5819#L510-5 strspn_#res#1 := strspn_~l~0#1; 5822#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 5823#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 5825#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 5875#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 5874#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5871#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5873#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 5872#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 5870#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5868#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 5827#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 5812#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 5797#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 5796#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 5815#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5811#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5793#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 5794#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 5834#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5840#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 5838#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 5837#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 5835#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 5813#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 5814#L524-4 [2021-12-15 17:01:50,545 INFO L793 eck$LassoCheckResult]: Loop: 5814#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5810#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 5791#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 5792#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 5814#L524-4 [2021-12-15 17:01:50,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:50,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1233200621, now seen corresponding path program 3 times [2021-12-15 17:01:50,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:50,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855476058] [2021-12-15 17:01:50,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:50,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:50,558 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:50,575 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:50,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:50,575 INFO L85 PathProgramCache]: Analyzing trace with hash 3329800, now seen corresponding path program 8 times [2021-12-15 17:01:50,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:50,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906342898] [2021-12-15 17:01:50,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:50,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:50,583 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:50,585 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:50,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:50,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1219645466, now seen corresponding path program 4 times [2021-12-15 17:01:50,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:50,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470348667] [2021-12-15 17:01:50,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:50,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:50,601 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:01:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:01:50,621 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:01:53,388 INFO L210 LassoAnalysis]: Preferences: [2021-12-15 17:01:53,388 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-15 17:01:53,388 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-15 17:01:53,388 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-15 17:01:53,388 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-15 17:01:53,388 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:53,388 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-15 17:01:53,388 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-15 17:01:53,388 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtok_r.i_Iteration16_Lasso [2021-12-15 17:01:53,388 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-15 17:01:53,388 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-15 17:01:53,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:53,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-15 17:01:54,651 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-15 17:01:56,070 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-15 17:01:56,071 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-15 17:01:56,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,079 INFO L229 MonitoredProcess]: Starting monitored process 172 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) [2021-12-15 17:01:56,087 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 [2021-12-15 17:01:56,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2021-12-15 17:01:56,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,134 INFO L229 MonitoredProcess]: Starting monitored process 173 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) [2021-12-15 17:01:56,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2021-12-15 17:01:56,136 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 [2021-12-15 17:01:56,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2021-12-15 17:01:56,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,159 INFO L229 MonitoredProcess]: Starting monitored process 174 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) [2021-12-15 17:01:56,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2021-12-15 17:01:56,161 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 [2021-12-15 17:01:56,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,182 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2021-12-15 17:01:56,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,183 INFO L229 MonitoredProcess]: Starting monitored process 175 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) [2021-12-15 17:01:56,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2021-12-15 17:01:56,185 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 [2021-12-15 17:01:56,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2021-12-15 17:01:56,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,208 INFO L229 MonitoredProcess]: Starting monitored process 176 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) [2021-12-15 17:01:56,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2021-12-15 17:01:56,210 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 [2021-12-15 17:01:56,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,232 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2021-12-15 17:01:56,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,233 INFO L229 MonitoredProcess]: Starting monitored process 177 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) [2021-12-15 17:01:56,239 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 [2021-12-15 17:01:56,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2021-12-15 17:01:56,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2021-12-15 17:01:56,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,262 INFO L229 MonitoredProcess]: Starting monitored process 178 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) [2021-12-15 17:01:56,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2021-12-15 17:01:56,264 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 [2021-12-15 17:01:56,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2021-12-15 17:01:56,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,287 INFO L229 MonitoredProcess]: Starting monitored process 179 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) [2021-12-15 17:01:56,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2021-12-15 17:01:56,289 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 [2021-12-15 17:01:56,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2021-12-15 17:01:56,311 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,312 INFO L229 MonitoredProcess]: Starting monitored process 180 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) [2021-12-15 17:01:56,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2021-12-15 17:01:56,314 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 [2021-12-15 17:01:56,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,336 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2021-12-15 17:01:56,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,337 INFO L229 MonitoredProcess]: Starting monitored process 181 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) [2021-12-15 17:01:56,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2021-12-15 17:01:56,339 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 [2021-12-15 17:01:56,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2021-12-15 17:01:56,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,362 INFO L229 MonitoredProcess]: Starting monitored process 182 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) [2021-12-15 17:01:56,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2021-12-15 17:01:56,364 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 [2021-12-15 17:01:56,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,388 INFO L229 MonitoredProcess]: Starting monitored process 183 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) [2021-12-15 17:01:56,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2021-12-15 17:01:56,455 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 [2021-12-15 17:01:56,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2021-12-15 17:01:56,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,478 INFO L229 MonitoredProcess]: Starting monitored process 184 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) [2021-12-15 17:01:56,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2021-12-15 17:01:56,480 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 [2021-12-15 17:01:56,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2021-12-15 17:01:56,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,504 INFO L229 MonitoredProcess]: Starting monitored process 185 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) [2021-12-15 17:01:56,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2021-12-15 17:01:56,506 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 [2021-12-15 17:01:56,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,552 INFO L229 MonitoredProcess]: Starting monitored process 186 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) [2021-12-15 17:01:56,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2021-12-15 17:01:56,553 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 [2021-12-15 17:01:56,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,575 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2021-12-15 17:01:56,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,576 INFO L229 MonitoredProcess]: Starting monitored process 187 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) [2021-12-15 17:01:56,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2021-12-15 17:01:56,578 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 [2021-12-15 17:01:56,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,601 INFO L229 MonitoredProcess]: Starting monitored process 188 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) [2021-12-15 17:01:56,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2021-12-15 17:01:56,603 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 [2021-12-15 17:01:56,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2021-12-15 17:01:56,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,626 INFO L229 MonitoredProcess]: Starting monitored process 189 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) [2021-12-15 17:01:56,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2021-12-15 17:01:56,628 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 [2021-12-15 17:01:56,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:56,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:56,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:56,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2021-12-15 17:01:56,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,651 INFO L229 MonitoredProcess]: Starting monitored process 190 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) [2021-12-15 17:01:56,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2021-12-15 17:01:56,653 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 [2021-12-15 17:01:56,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,680 INFO L229 MonitoredProcess]: Starting monitored process 191 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) [2021-12-15 17:01:56,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2021-12-15 17:01:56,680 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 [2021-12-15 17:01:56,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:56,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:56,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:56,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:56,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:56,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:56,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:56,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:56,705 INFO L229 MonitoredProcess]: Starting monitored process 192 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) [2021-12-15 17:01:56,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2021-12-15 17:01:56,707 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 [2021-12-15 17:01:56,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:56,713 INFO L203 nArgumentSynthesizer]: 36 stem disjuncts [2021-12-15 17:01:56,713 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-15 17:01:56,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:56,825 INFO L401 nArgumentSynthesizer]: We have 328 Motzkin's Theorem applications. [2021-12-15 17:01:56,825 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-15 17:01:57,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:57,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:57,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:57,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:57,050 INFO L229 MonitoredProcess]: Starting monitored process 193 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) [2021-12-15 17:01:57,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2021-12-15 17:01:57,051 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 [2021-12-15 17:01:57,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:57,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:57,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:57,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:57,060 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:57,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:57,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:57,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:57,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:57,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:57,079 INFO L229 MonitoredProcess]: Starting monitored process 194 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) [2021-12-15 17:01:57,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2021-12-15 17:01:57,081 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 [2021-12-15 17:01:57,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:57,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-15 17:01:57,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:57,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:57,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:57,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-15 17:01:57,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-15 17:01:57,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:57,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2021-12-15 17:01:57,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:57,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:57,103 INFO L229 MonitoredProcess]: Starting monitored process 195 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) [2021-12-15 17:01:57,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2021-12-15 17:01:57,105 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 [2021-12-15 17:01:57,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:57,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:57,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:57,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:57,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:57,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:57,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:57,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:57,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:57,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:57,129 INFO L229 MonitoredProcess]: Starting monitored process 196 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) [2021-12-15 17:01:57,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2021-12-15 17:01:57,131 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 [2021-12-15 17:01:57,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:57,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:57,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:57,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:57,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:57,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:57,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:57,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:57,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:57,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:57,157 INFO L229 MonitoredProcess]: Starting monitored process 197 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) [2021-12-15 17:01:57,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2021-12-15 17:01:57,159 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 [2021-12-15 17:01:57,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:57,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:57,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:57,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:57,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:57,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:57,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:57,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:57,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:57,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:57,188 INFO L229 MonitoredProcess]: Starting monitored process 198 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) [2021-12-15 17:01:57,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2021-12-15 17:01:57,190 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 [2021-12-15 17:01:57,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:57,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:57,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:57,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:57,197 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:57,197 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:57,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-15 17:01:57,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:57,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:57,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:57,216 INFO L229 MonitoredProcess]: Starting monitored process 199 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) [2021-12-15 17:01:57,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2021-12-15 17:01:57,218 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 [2021-12-15 17:01:57,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-15 17:01:57,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-15 17:01:57,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-15 17:01:57,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-15 17:01:57,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-15 17:01:57,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-15 17:01:57,255 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-15 17:01:57,313 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2021-12-15 17:01:57,313 INFO L444 ModelExtractionUtils]: 20 out of 88 variables were initially zero. Simplification set additionally 65 variables to zero. [2021-12-15 17:01:57,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:01:57,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:57,315 INFO L229 MonitoredProcess]: Starting monitored process 200 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) [2021-12-15 17:01:57,323 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-15 17:01:57,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2021-12-15 17:01:57,351 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-15 17:01:57,352 INFO L513 LassoAnalysis]: Proved termination. [2021-12-15 17:01:57,352 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_5, ULTIMATE.start_strcspn_~i~0#1) = 5*v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_5 - 2*ULTIMATE.start_strcspn_~i~0#1 Supporting invariants [] [2021-12-15 17:01:57,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:57,499 INFO L297 tatePredicateManager]: 48 out of 49 supporting invariants were superfluous and have been removed [2021-12-15 17:01:57,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:57,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 33 conjunts are in the unsatisfiable core [2021-12-15 17:01:57,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:57,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Forceful destruction successful, exit code 0 [2021-12-15 17:01:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:57,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:57,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:57,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:57,992 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.9 stem predicates 3 loop predicates [2021-12-15 17:01:57,992 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:58,173 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 118 states and 136 transitions. Complement of second has 9 states. [2021-12-15 17:01:58,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:58,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:58,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 40 transitions. [2021-12-15 17:01:58,174 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 42 letters. Loop has 4 letters. [2021-12-15 17:01:58,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:58,175 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-15 17:01:58,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:58,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 40 conjunts are in the unsatisfiable core [2021-12-15 17:01:58,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:58,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:58,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:58,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:58,695 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 3 loop predicates [2021-12-15 17:01:58,696 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:58,834 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 118 states and 136 transitions. Complement of second has 8 states. [2021-12-15 17:01:58,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 6 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-15 17:01:58,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 40 transitions. [2021-12-15 17:01:58,835 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 40 transitions. Stem has 42 letters. Loop has 4 letters. [2021-12-15 17:01:58,835 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:58,835 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-15 17:01:58,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:58,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 40 conjunts are in the unsatisfiable core [2021-12-15 17:01:58,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:59,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-15 17:01:59,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:01:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:01:59,346 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2021-12-15 17:01:59,346 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25 Second operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:59,595 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 101 states and 117 transitions. cyclomatic complexity: 25. Second operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 178 states and 204 transitions. Complement of second has 17 states. [2021-12-15 17:01:59,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 8 stem states 2 non-accepting loop states 2 accepting loop states [2021-12-15 17:01:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 3.909090909090909) internal successors, (43), 11 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 92 transitions. [2021-12-15 17:01:59,596 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 92 transitions. Stem has 42 letters. Loop has 4 letters. [2021-12-15 17:01:59,596 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:59,596 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 92 transitions. Stem has 46 letters. Loop has 4 letters. [2021-12-15 17:01:59,596 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:59,596 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 92 transitions. Stem has 42 letters. Loop has 8 letters. [2021-12-15 17:01:59,596 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-15 17:01:59,597 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 178 states and 204 transitions. [2021-12-15 17:01:59,598 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-12-15 17:01:59,598 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 178 states to 164 states and 187 transitions. [2021-12-15 17:01:59,599 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2021-12-15 17:01:59,599 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2021-12-15 17:01:59,599 INFO L73 IsDeterministic]: Start isDeterministic. Operand 164 states and 187 transitions. [2021-12-15 17:01:59,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-15 17:01:59,599 INFO L681 BuchiCegarLoop]: Abstraction has 164 states and 187 transitions. [2021-12-15 17:01:59,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states and 187 transitions. [2021-12-15 17:01:59,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 125. [2021-12-15 17:01:59,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 125 states have (on average 1.152) internal successors, (144), 124 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:01:59,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 144 transitions. [2021-12-15 17:01:59,602 INFO L704 BuchiCegarLoop]: Abstraction has 125 states and 144 transitions. [2021-12-15 17:01:59,602 INFO L587 BuchiCegarLoop]: Abstraction has 125 states and 144 transitions. [2021-12-15 17:01:59,602 INFO L425 BuchiCegarLoop]: ======== Iteration 17============ [2021-12-15 17:01:59,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 144 transitions. [2021-12-15 17:01:59,602 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-15 17:01:59,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:01:59,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:01:59,603 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:01:59,603 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-15 17:01:59,603 INFO L791 eck$LassoCheckResult]: Stem: 7074#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7052#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet24#1, main_#t~malloc25#1.base, main_#t~malloc25#1.offset, main_#t~nondet26#1, main_#t~malloc27#1.base, main_#t~malloc27#1.offset, main_#t~ret28#1.base, main_#t~ret28#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~delim_len~0#1, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;main_~in_len~0#1 := main_#t~nondet24#1;havoc main_#t~nondet24#1; 7050#L544 assume !(main_~in_len~0#1 < 1);call main_#t~malloc25#1.base, main_#t~malloc25#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc25#1.base, main_#t~malloc25#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~delim_len~0#1 := main_#t~nondet26#1;havoc main_#t~nondet26#1; 7051#L548 assume !(main_~delim_len~0#1 < 1);call main_#t~malloc27#1.base, main_#t~malloc27#1.offset := #Ultimate.allocOnStack(main_~delim_len~0#1);main_~delim~0#1.base, main_~delim~0#1.offset := main_#t~malloc27#1.base, main_#t~malloc27#1.offset;call main_~#ptr~0#1.base, main_~#ptr~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#ptr~0#1.base, main_~#ptr~0#1.offset, 8);assume { :begin_inline_strtok_r } true;strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset, strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset, strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~delim~0#1.base, main_~delim~0#1.offset, main_~#ptr~0#1.base, main_~#ptr~0#1.offset;havoc strtok_r_#res#1.base, strtok_r_#res#1.offset;havoc strtok_r_#t~mem18#1.base, strtok_r_#t~mem18#1.offset, strtok_r_#t~ret19#1, strtok_r_#t~mem20#1, strtok_r_#t~ret21#1, strtok_r_#t~mem22#1, strtok_r_#t~post23#1.base, strtok_r_#t~post23#1.offset, strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset, strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset, strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_#in~s#1.base, strtok_r_#in~s#1.offset;strtok_r_~delim#1.base, strtok_r_~delim#1.offset := strtok_r_#in~delim#1.base, strtok_r_#in~delim#1.offset;strtok_r_~ptrptr#1.base, strtok_r_~ptrptr#1.offset := strtok_r_#in~ptrptr#1.base, strtok_r_#in~ptrptr#1.offset;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := 0, 0; 7078#L532 assume !(strtok_r_~s#1.base == 0 && strtok_r_~s#1.offset == 0); 7076#L532-2 assume { :begin_inline_strspn } true;strspn_#in~s#1.base, strspn_#in~s#1.offset, strspn_#in~accept#1.base, strspn_#in~accept#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strspn_#res#1;havoc strspn_#t~post3#1.base, strspn_#t~post3#1.offset, strspn_#t~mem6#1, strspn_#t~mem4#1, strspn_#t~mem5#1, strspn_#t~short7#1, strspn_#t~mem8#1, strspn_#t~post9#1, strspn_#t~post2#1.base, strspn_#t~post2#1.offset, strspn_#t~mem10#1, strspn_~s#1.base, strspn_~s#1.offset, strspn_~accept#1.base, strspn_~accept#1.offset, strspn_~l~0#1, strspn_~a~0#1.base, strspn_~a~0#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#in~s#1.base, strspn_#in~s#1.offset;strspn_~accept#1.base, strspn_~accept#1.offset := strspn_#in~accept#1.base, strspn_#in~accept#1.offset;strspn_~l~0#1 := 0;havoc strspn_~a~0#1.base, strspn_~a~0#1.offset; 7053#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7055#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7084#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7092#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7093#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7114#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7113#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 7065#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 7056#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7057#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7116#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7115#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7090#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7081#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7068#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 7069#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 7110#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7101#L510-1 assume !!(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1;strspn_~a~0#1.base, strspn_~a~0#1.offset := strspn_~accept#1.base, strspn_~accept#1.offset; 7107#L511-6 call strspn_#t~mem6#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := 0 != strspn_#t~mem6#1; 7106#L511-1 assume strspn_#t~short7#1;call strspn_#t~mem4#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1);call strspn_#t~mem5#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1);strspn_#t~short7#1 := strspn_#t~mem4#1 != strspn_#t~mem5#1; 7105#L511-3 assume !strspn_#t~short7#1;havoc strspn_#t~mem6#1;havoc strspn_#t~mem4#1;havoc strspn_#t~mem5#1;havoc strspn_#t~short7#1; 7104#L511-7 call strspn_#t~mem8#1 := read~int(strspn_~a~0#1.base, strspn_~a~0#1.offset, 1); 7103#L512 assume !(0 == strspn_#t~mem8#1);havoc strspn_#t~mem8#1;strspn_#t~post9#1 := strspn_~l~0#1;strspn_~l~0#1 := 1 + strspn_#t~post9#1;havoc strspn_#t~post9#1; 7102#L510-3 strspn_#t~post2#1.base, strspn_#t~post2#1.offset := strspn_~s#1.base, strspn_~s#1.offset;strspn_~s#1.base, strspn_~s#1.offset := strspn_#t~post2#1.base, 1 + strspn_#t~post2#1.offset;havoc strspn_#t~post2#1.base, strspn_#t~post2#1.offset; 7100#L510-4 call strspn_#t~mem10#1 := read~int(strspn_~s#1.base, strspn_~s#1.offset, 1); 7097#L510-1 assume !(0 != strspn_#t~mem10#1);havoc strspn_#t~mem10#1; 7098#L510-5 strspn_#res#1 := strspn_~l~0#1; 7131#L517 strtok_r_#t~ret19#1 := strspn_#res#1;assume { :end_inline_strspn } true;strtok_r_~s#1.base, strtok_r_~s#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset + (if strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 else strtok_r_#t~ret19#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strtok_r_#t~ret19#1;call strtok_r_#t~mem20#1 := read~int(strtok_r_~s#1.base, strtok_r_~s#1.offset, 1); 7129#L534 assume 0 != strtok_r_#t~mem20#1;havoc strtok_r_#t~mem20#1;strtok_r_~tmp~0#1.base, strtok_r_~tmp~0#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset;assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := strtok_r_~s#1.base, strtok_r_~s#1.offset, strtok_r_~delim#1.base, strtok_r_~delim#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem13#1, strcspn_#t~mem14#1, strcspn_#t~pre12#1, strcspn_#t~mem15#1, strcspn_#t~pre16#1, strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset, strcspn_#t~mem17#1, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~1#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~1#1 := 0;havoc strcspn_~i~0#1; 7042#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 7043#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 7064#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7060#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7040#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 7041#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 7085#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7091#L524-1 assume !(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1; 7089#L524-5 strcspn_#t~pre16#1 := 1 + strcspn_~l~1#1;strcspn_~l~1#1 := 1 + strcspn_~l~1#1;havoc strcspn_#t~pre16#1; 7088#L523-3 strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre11#1.base, strcspn_#t~pre11#1.offset; 7086#L523-4 call strcspn_#t~mem17#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1); 7062#L523-1 assume !!(0 != strcspn_#t~mem17#1);havoc strcspn_#t~mem17#1;strcspn_~i~0#1 := 0; 7063#L524-4 [2021-12-15 17:01:59,604 INFO L793 eck$LassoCheckResult]: Loop: 7063#L524-4 call strcspn_#t~mem15#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7059#L524-1 assume !!(0 != strcspn_#t~mem15#1);havoc strcspn_#t~mem15#1;call strcspn_#t~mem13#1 := read~int(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem14#1 := read~int(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1); 7038#L525 assume !(strcspn_#t~mem13#1 == strcspn_#t~mem14#1);havoc strcspn_#t~mem13#1;havoc strcspn_#t~mem14#1; 7039#L524-3 strcspn_#t~pre12#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre12#1; 7063#L524-4 [2021-12-15 17:01:59,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:01:59,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1022885038, now seen corresponding path program 1 times [2021-12-15 17:01:59,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:01:59,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176041281] [2021-12-15 17:01:59,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:59,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:01:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:01:59,919 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-15 17:01:59,919 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:01:59,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176041281] [2021-12-15 17:01:59,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176041281] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 17:01:59,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538520706] [2021-12-15 17:01:59,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:01:59,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 17:01:59,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:01:59,920 INFO L229 MonitoredProcess]: Starting monitored process 201 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-15 17:01:59,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (201)] Waiting until timeout for monitored process [2021-12-15 17:02:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:02:00,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 63 conjunts are in the unsatisfiable core [2021-12-15 17:02:00,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 17:02:00,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-15 17:02:00,519 INFO L388 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 15 treesize of output 7 [2021-12-15 17:02:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-15 17:02:00,538 INFO L328 TraceCheckSpWp]: Computing backward predicates...