./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b 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/systemc/pc_sfifo_1.cil-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash c74d959057dcef9924c2fba34a5baac5be90cef6ad1eac335d6f9d2397fc60bb --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 23:42:14,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 23:42:14,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 23:42:14,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 23:42:14,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 23:42:14,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 23:42:14,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 23:42:14,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 23:42:14,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 23:42:14,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 23:42:14,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 23:42:14,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 23:42:14,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 23:42:14,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 23:42:14,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 23:42:14,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 23:42:14,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 23:42:14,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 23:42:14,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 23:42:14,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 23:42:14,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 23:42:14,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 23:42:14,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 23:42:14,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 23:42:14,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 23:42:14,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 23:42:14,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 23:42:14,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 23:42:14,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 23:42:14,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 23:42:14,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 23:42:14,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 23:42:14,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 23:42:14,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 23:42:14,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 23:42:14,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 23:42:14,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 23:42:14,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 23:42:14,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 23:42:14,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 23:42:14,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 23:42:14,977 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-14 23:42:14,993 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 23:42:14,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 23:42:14,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 23:42:14,994 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 23:42:14,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 23:42:14,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 23:42:14,995 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 23:42:14,996 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 23:42:14,996 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 23:42:14,996 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 23:42:14,996 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 23:42:14,997 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 23:42:14,997 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 23:42:14,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 23:42:14,997 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 23:42:14,997 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 23:42:14,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 23:42:14,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 23:42:14,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 23:42:14,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 23:42:14,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 23:42:14,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 23:42:14,998 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 23:42:14,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 23:42:14,998 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 23:42:14,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 23:42:14,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 23:42:14,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 23:42:14,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 23:42:14,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 23:42:14,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 23:42:14,999 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 23:42:15,000 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 23:42:15,000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c74d959057dcef9924c2fba34a5baac5be90cef6ad1eac335d6f9d2397fc60bb [2021-12-14 23:42:15,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 23:42:15,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 23:42:15,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 23:42:15,198 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 23:42:15,198 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 23:42:15,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2021-12-14 23:42:15,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41678e154/8c186404af3f4b0282d3a56e8b8ed0f6/FLAGe0bbf5bc6 [2021-12-14 23:42:15,614 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 23:42:15,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2021-12-14 23:42:15,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41678e154/8c186404af3f4b0282d3a56e8b8ed0f6/FLAGe0bbf5bc6 [2021-12-14 23:42:15,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41678e154/8c186404af3f4b0282d3a56e8b8ed0f6 [2021-12-14 23:42:15,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 23:42:15,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 23:42:15,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 23:42:15,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 23:42:15,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 23:42:15,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@108b5484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15, skipping insertion in model container [2021-12-14 23:42:15,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 23:42:15,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 23:42:15,803 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c[642,655] [2021-12-14 23:42:15,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:42:15,855 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 23:42:15,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c[642,655] [2021-12-14 23:42:15,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:42:15,899 INFO L208 MainTranslator]: Completed translation [2021-12-14 23:42:15,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15 WrapperNode [2021-12-14 23:42:15,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 23:42:15,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 23:42:15,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 23:42:15,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 23:42:15,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,946 INFO L137 Inliner]: procedures = 24, calls = 23, calls flagged for inlining = 18, calls inlined = 20, statements flattened = 260 [2021-12-14 23:42:15,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 23:42:15,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 23:42:15,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 23:42:15,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 23:42:15,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 23:42:15,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 23:42:15,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 23:42:15,986 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 23:42:15,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (1/1) ... [2021-12-14 23:42:15,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:16,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:16,016 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) [2021-12-14 23:42:16,031 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 [2021-12-14 23:42:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 23:42:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 23:42:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 23:42:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 23:42:16,125 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 23:42:16,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 23:42:16,326 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 23:42:16,330 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 23:42:16,330 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-14 23:42:16,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:42:16 BoogieIcfgContainer [2021-12-14 23:42:16,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 23:42:16,333 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 23:42:16,333 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 23:42:16,335 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 23:42:16,335 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:42:16,336 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 11:42:15" (1/3) ... [2021-12-14 23:42:16,336 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@612aeb3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:42:16, skipping insertion in model container [2021-12-14 23:42:16,336 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:42:16,336 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:15" (2/3) ... [2021-12-14 23:42:16,337 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@612aeb3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:42:16, skipping insertion in model container [2021-12-14 23:42:16,337 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:42:16,337 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:42:16" (3/3) ... [2021-12-14 23:42:16,338 INFO L388 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_1.cil-1.c [2021-12-14 23:42:16,376 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 23:42:16,376 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 23:42:16,376 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 23:42:16,376 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 23:42:16,376 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 23:42:16,377 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 23:42:16,377 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 23:42:16,377 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 23:42:16,390 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 81 states, 80 states have (on average 1.5125) internal successors, (121), 80 states have internal predecessors, (121), 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) [2021-12-14 23:42:16,408 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 71 [2021-12-14 23:42:16,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:16,409 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:16,414 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,414 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,414 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 23:42:16,415 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 81 states, 80 states have (on average 1.5125) internal successors, (121), 80 states have internal predecessors, (121), 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) [2021-12-14 23:42:16,424 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 71 [2021-12-14 23:42:16,424 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:16,424 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:16,425 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,425 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,430 INFO L791 eck$LassoCheckResult]: Stem: 62#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 44#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 21#L356true assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 37#L206true assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 4#L206-2true assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 46#L211-1true assume { :end_inline_init_threads } true; 70#L323-2true [2021-12-14 23:42:16,431 INFO L793 eck$LassoCheckResult]: Loop: 70#L323-2true assume !false; 16#L324true start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 50#L272true assume false; 29#L288true assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 63#L224-1true assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 78#L236-1true exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 11#L237-1true stop_simulation_#t~ret10#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1; 17#L302true assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 19#L309true stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 10#L310true start_simulation_#t~ret11#1 := stop_simulation_#res#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1; 57#L330true assume !(0 != start_simulation_~tmp~3#1); 70#L323-2true [2021-12-14 23:42:16,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:16,457 INFO L85 PathProgramCache]: Analyzing trace with hash 889479019, now seen corresponding path program 1 times [2021-12-14 23:42:16,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:16,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38336535] [2021-12-14 23:42:16,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:16,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:16,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:16,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:16,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38336535] [2021-12-14 23:42:16,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38336535] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:16,583 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:16,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:42:16,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851922844] [2021-12-14 23:42:16,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:16,586 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:42:16,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:16,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1504754769, now seen corresponding path program 1 times [2021-12-14 23:42:16,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:16,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999197380] [2021-12-14 23:42:16,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:16,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:16,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:16,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:16,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999197380] [2021-12-14 23:42:16,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999197380] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:16,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:16,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-14 23:42:16,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495005111] [2021-12-14 23:42:16,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:16,599 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:16,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:16,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:42:16,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:42:16,622 INFO L87 Difference]: Start difference. First operand has 81 states, 80 states have (on average 1.5125) internal successors, (121), 80 states have internal predecessors, (121), 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 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2021-12-14 23:42:16,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:16,648 INFO L93 Difference]: Finished difference Result 78 states and 106 transitions. [2021-12-14 23:42:16,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:42:16,652 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 106 transitions. [2021-12-14 23:42:16,653 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2021-12-14 23:42:16,671 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 71 states and 99 transitions. [2021-12-14 23:42:16,672 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2021-12-14 23:42:16,672 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2021-12-14 23:42:16,673 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 99 transitions. [2021-12-14 23:42:16,673 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:42:16,673 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-12-14 23:42:16,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 99 transitions. [2021-12-14 23:42:16,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-12-14 23:42:16,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.3943661971830985) internal successors, (99), 70 states have internal predecessors, (99), 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) [2021-12-14 23:42:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-12-14 23:42:16,695 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-12-14 23:42:16,695 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-12-14 23:42:16,695 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-14 23:42:16,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 99 transitions. [2021-12-14 23:42:16,696 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2021-12-14 23:42:16,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:16,696 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:16,697 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,697 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,697 INFO L791 eck$LassoCheckResult]: Stem: 233#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 223#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 195#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 196#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 174#L206-2 assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 175#L211-1 assume { :end_inline_init_threads } true; 224#L323-2 [2021-12-14 23:42:16,697 INFO L793 eck$LassoCheckResult]: Loop: 224#L323-2 assume !false; 193#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 178#L272 assume !false; 229#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 188#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 189#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 221#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 222#L252 assume !(0 != eval_~tmp___1~0#1); 208#L288 assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 209#L224-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 234#L236-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 184#L237-1 stop_simulation_#t~ret10#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1; 185#L302 assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 194#L309 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 182#L310 start_simulation_#t~ret11#1 := stop_simulation_#res#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1; 183#L330 assume !(0 != start_simulation_~tmp~3#1); 224#L323-2 [2021-12-14 23:42:16,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:16,698 INFO L85 PathProgramCache]: Analyzing trace with hash 889477097, now seen corresponding path program 1 times [2021-12-14 23:42:16,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:16,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163830811] [2021-12-14 23:42:16,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:16,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:16,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:16,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:16,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163830811] [2021-12-14 23:42:16,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163830811] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:16,721 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:16,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:42:16,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428966013] [2021-12-14 23:42:16,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:16,722 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:42:16,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:16,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1251467551, now seen corresponding path program 1 times [2021-12-14 23:42:16,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:16,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101459582] [2021-12-14 23:42:16,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:16,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:16,764 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:16,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101459582] [2021-12-14 23:42:16,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101459582] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:16,765 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:16,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 23:42:16,768 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013970032] [2021-12-14 23:42:16,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:16,768 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:16,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:16,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:42:16,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:42:16,769 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. cyclomatic complexity: 29 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2021-12-14 23:42:16,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:16,777 INFO L93 Difference]: Finished difference Result 71 states and 98 transitions. [2021-12-14 23:42:16,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:42:16,777 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 98 transitions. [2021-12-14 23:42:16,778 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2021-12-14 23:42:16,779 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 71 states and 98 transitions. [2021-12-14 23:42:16,779 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2021-12-14 23:42:16,779 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2021-12-14 23:42:16,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 98 transitions. [2021-12-14 23:42:16,780 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:42:16,780 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2021-12-14 23:42:16,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 98 transitions. [2021-12-14 23:42:16,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-12-14 23:42:16,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.380281690140845) internal successors, (98), 70 states have internal predecessors, (98), 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) [2021-12-14 23:42:16,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 98 transitions. [2021-12-14 23:42:16,783 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2021-12-14 23:42:16,783 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2021-12-14 23:42:16,783 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-14 23:42:16,783 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 98 transitions. [2021-12-14 23:42:16,785 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2021-12-14 23:42:16,785 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:16,785 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:16,786 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,786 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,786 INFO L791 eck$LassoCheckResult]: Stem: 387#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 374#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 346#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 347#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 325#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 326#L211-1 assume { :end_inline_init_threads } true; 375#L323-2 [2021-12-14 23:42:16,786 INFO L793 eck$LassoCheckResult]: Loop: 375#L323-2 assume !false; 345#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 329#L272 assume !false; 379#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 339#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 340#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 371#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 372#L252 assume !(0 != eval_~tmp___1~0#1); 359#L288 assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 360#L224-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 384#L236-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 335#L237-1 stop_simulation_#t~ret10#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1; 336#L302 assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 344#L309 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 333#L310 start_simulation_#t~ret11#1 := stop_simulation_#res#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1; 334#L330 assume !(0 != start_simulation_~tmp~3#1); 375#L323-2 [2021-12-14 23:42:16,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:16,788 INFO L85 PathProgramCache]: Analyzing trace with hash 889477035, now seen corresponding path program 1 times [2021-12-14 23:42:16,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:16,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422837099] [2021-12-14 23:42:16,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:16,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:16,803 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:16,826 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:16,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:16,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1251467551, now seen corresponding path program 2 times [2021-12-14 23:42:16,827 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:16,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160020448] [2021-12-14 23:42:16,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:16,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:16,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:16,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:16,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160020448] [2021-12-14 23:42:16,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160020448] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:16,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:16,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 23:42:16,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537853786] [2021-12-14 23:42:16,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:16,867 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:16,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:16,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 23:42:16,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 23:42:16,868 INFO L87 Difference]: Start difference. First operand 71 states and 98 transitions. cyclomatic complexity: 28 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) [2021-12-14 23:42:16,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:16,953 INFO L93 Difference]: Finished difference Result 139 states and 190 transitions. [2021-12-14 23:42:16,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 23:42:16,954 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 139 states and 190 transitions. [2021-12-14 23:42:16,955 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 133 [2021-12-14 23:42:16,956 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 139 states to 139 states and 190 transitions. [2021-12-14 23:42:16,956 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 139 [2021-12-14 23:42:16,957 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 139 [2021-12-14 23:42:16,957 INFO L73 IsDeterministic]: Start isDeterministic. Operand 139 states and 190 transitions. [2021-12-14 23:42:16,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:42:16,957 INFO L681 BuchiCegarLoop]: Abstraction has 139 states and 190 transitions. [2021-12-14 23:42:16,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states and 190 transitions. [2021-12-14 23:42:16,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 74. [2021-12-14 23:42:16,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 74 states have (on average 1.364864864864865) internal successors, (101), 73 states have internal predecessors, (101), 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) [2021-12-14 23:42:16,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 101 transitions. [2021-12-14 23:42:16,961 INFO L704 BuchiCegarLoop]: Abstraction has 74 states and 101 transitions. [2021-12-14 23:42:16,961 INFO L587 BuchiCegarLoop]: Abstraction has 74 states and 101 transitions. [2021-12-14 23:42:16,961 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-14 23:42:16,961 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 74 states and 101 transitions. [2021-12-14 23:42:16,962 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2021-12-14 23:42:16,962 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:16,962 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:16,963 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,963 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:16,963 INFO L791 eck$LassoCheckResult]: Stem: 611#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 601#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 573#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 574#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 549#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 550#L211-1 assume { :end_inline_init_threads } true; 602#L323-2 [2021-12-14 23:42:16,963 INFO L793 eck$LassoCheckResult]: Loop: 602#L323-2 assume !false; 570#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 555#L272 assume !false; 607#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 565#L224 assume !(0 == ~p_dw_st~0); 567#L228 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 572#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 617#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 618#L252 assume !(0 != eval_~tmp___1~0#1); 586#L288 assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 587#L224-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 612#L236-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 561#L237-1 stop_simulation_#t~ret10#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1; 562#L302 assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 571#L309 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 559#L310 start_simulation_#t~ret11#1 := stop_simulation_#res#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1; 560#L330 assume !(0 != start_simulation_~tmp~3#1); 602#L323-2 [2021-12-14 23:42:16,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:16,964 INFO L85 PathProgramCache]: Analyzing trace with hash 889477035, now seen corresponding path program 2 times [2021-12-14 23:42:16,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:16,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746384326] [2021-12-14 23:42:16,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:16,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:16,971 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:16,980 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:16,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:16,981 INFO L85 PathProgramCache]: Analyzing trace with hash 960183933, now seen corresponding path program 1 times [2021-12-14 23:42:16,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:16,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285170283] [2021-12-14 23:42:16,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:16,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:17,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:17,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:17,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285170283] [2021-12-14 23:42:17,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285170283] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:17,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:17,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:42:17,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298157456] [2021-12-14 23:42:17,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:17,009 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:17,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:17,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:42:17,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:42:17,010 INFO L87 Difference]: Start difference. First operand 74 states and 101 transitions. cyclomatic complexity: 28 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-12-14 23:42:17,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:17,038 INFO L93 Difference]: Finished difference Result 120 states and 160 transitions. [2021-12-14 23:42:17,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:42:17,038 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 160 transitions. [2021-12-14 23:42:17,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2021-12-14 23:42:17,040 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 120 states and 160 transitions. [2021-12-14 23:42:17,041 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 120 [2021-12-14 23:42:17,041 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120 [2021-12-14 23:42:17,041 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120 states and 160 transitions. [2021-12-14 23:42:17,042 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:42:17,042 INFO L681 BuchiCegarLoop]: Abstraction has 120 states and 160 transitions. [2021-12-14 23:42:17,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states and 160 transitions. [2021-12-14 23:42:17,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 103. [2021-12-14 23:42:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 103 states have (on average 1.3203883495145632) internal successors, (136), 102 states have internal predecessors, (136), 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) [2021-12-14 23:42:17,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 136 transitions. [2021-12-14 23:42:17,049 INFO L704 BuchiCegarLoop]: Abstraction has 103 states and 136 transitions. [2021-12-14 23:42:17,049 INFO L587 BuchiCegarLoop]: Abstraction has 103 states and 136 transitions. [2021-12-14 23:42:17,049 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-14 23:42:17,049 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 103 states and 136 transitions. [2021-12-14 23:42:17,050 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 95 [2021-12-14 23:42:17,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:17,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:17,051 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,051 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,051 INFO L791 eck$LassoCheckResult]: Stem: 815#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 803#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 774#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 775#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 745#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 746#L211-1 assume { :end_inline_init_threads } true; 804#L323-2 assume !false; 835#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 833#L272 [2021-12-14 23:42:17,051 INFO L793 eck$LassoCheckResult]: Loop: 833#L272 assume !false; 832#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 830#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 828#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 827#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 826#L252 assume 0 != eval_~tmp___1~0#1; 825#L252-1 assume !(0 == ~p_dw_st~0); 797#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 754#L276 assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 755#L149 assume !(0 == ~c_dr_pc~0); 784#L152 assume 1 == ~c_dr_pc~0; 764#L153 do_read_c_~a~0#1 := ~a_t~0; 765#L162-1 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 777#L42-3 assume 1 == ~p_dw_pc~0; 778#L43-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 846#L53-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 776#L54-1 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 749#L84-3 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 750#L84-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 806#L61-3 assume !(1 == ~c_dr_pc~0); 785#L61-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 752#L72-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 753#L73-1 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 810#L92-3 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 839#L92-5 assume { :end_inline_immediate_notify_threads } true;~q_read_ev~0 := 2; 838#L182 assume ~p_last_write~0 == ~c_last_read~0; 837#L183 assume ~p_num_write~0 == ~c_num_read~0; 822#L182-1 assume !false; 823#L161 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 834#L196 assume { :end_inline_do_read_c } true; 833#L272 [2021-12-14 23:42:17,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,052 INFO L85 PathProgramCache]: Analyzing trace with hash 88939597, now seen corresponding path program 1 times [2021-12-14 23:42:17,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690945042] [2021-12-14 23:42:17,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,067 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,084 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:17,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1011488296, now seen corresponding path program 1 times [2021-12-14 23:42:17,085 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994378851] [2021-12-14 23:42:17,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:17,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:17,109 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:17,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994378851] [2021-12-14 23:42:17,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994378851] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:17,109 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:17,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:42:17,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036570915] [2021-12-14 23:42:17,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:17,110 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:17,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:17,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:42:17,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:42:17,111 INFO L87 Difference]: Start difference. First operand 103 states and 136 transitions. cyclomatic complexity: 34 Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2021-12-14 23:42:17,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:17,151 INFO L93 Difference]: Finished difference Result 120 states and 158 transitions. [2021-12-14 23:42:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:42:17,152 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 158 transitions. [2021-12-14 23:42:17,152 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2021-12-14 23:42:17,153 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 120 states and 158 transitions. [2021-12-14 23:42:17,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 120 [2021-12-14 23:42:17,153 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120 [2021-12-14 23:42:17,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120 states and 158 transitions. [2021-12-14 23:42:17,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:42:17,154 INFO L681 BuchiCegarLoop]: Abstraction has 120 states and 158 transitions. [2021-12-14 23:42:17,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states and 158 transitions. [2021-12-14 23:42:17,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 103. [2021-12-14 23:42:17,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 103 states have (on average 1.3009708737864079) internal successors, (134), 102 states have internal predecessors, (134), 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) [2021-12-14 23:42:17,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 134 transitions. [2021-12-14 23:42:17,158 INFO L704 BuchiCegarLoop]: Abstraction has 103 states and 134 transitions. [2021-12-14 23:42:17,158 INFO L587 BuchiCegarLoop]: Abstraction has 103 states and 134 transitions. [2021-12-14 23:42:17,159 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-14 23:42:17,159 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 103 states and 134 transitions. [2021-12-14 23:42:17,159 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 95 [2021-12-14 23:42:17,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:17,159 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:17,160 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,160 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,160 INFO L791 eck$LassoCheckResult]: Stem: 1045#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1032#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1003#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 1004#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 974#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 975#L211-1 assume { :end_inline_init_threads } true; 1033#L323-2 assume !false; 1066#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 1064#L272 [2021-12-14 23:42:17,161 INFO L793 eck$LassoCheckResult]: Loop: 1064#L272 assume !false; 1063#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 1061#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1059#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1058#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 1057#L252 assume 0 != eval_~tmp___1~0#1; 1056#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 1055#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 1042#L106 assume 0 == ~p_dw_pc~0; 1018#L117-1 assume !false; 1009#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 1010#L138 assume { :end_inline_do_write_p } true; 1026#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 983#L276 assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 984#L149 assume 0 == ~c_dr_pc~0; 1012#L182-1 assume !false; 997#L161 assume !(1 == ~q_free~0); 994#L162-1 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 1040#L42-3 assume !(1 == ~p_dw_pc~0); 1029#L42-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 1030#L53-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1005#L54-1 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 978#L84-3 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 979#L84-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 1073#L61-3 assume 1 == ~c_dr_pc~0; 1044#L62-1 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 981#L72-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 982#L73-1 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 1039#L92-3 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 1070#L92-5 assume { :end_inline_immediate_notify_threads } true;~q_read_ev~0 := 2; 1069#L182 assume ~p_last_write~0 == ~c_last_read~0; 1068#L183 assume ~p_num_write~0 == ~c_num_read~0; 1053#L182-1 assume !false; 1054#L161 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 1065#L196 assume { :end_inline_do_read_c } true; 1064#L272 [2021-12-14 23:42:17,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,165 INFO L85 PathProgramCache]: Analyzing trace with hash 88939597, now seen corresponding path program 2 times [2021-12-14 23:42:17,165 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593290202] [2021-12-14 23:42:17,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,172 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,178 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:17,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1777713214, now seen corresponding path program 1 times [2021-12-14 23:42:17,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917785148] [2021-12-14 23:42:17,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:17,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:17,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:17,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917785148] [2021-12-14 23:42:17,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917785148] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:17,201 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:17,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:42:17,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293679095] [2021-12-14 23:42:17,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:17,202 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:17,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:17,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:42:17,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:42:17,203 INFO L87 Difference]: Start difference. First operand 103 states and 134 transitions. cyclomatic complexity: 32 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-12-14 23:42:17,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:17,226 INFO L93 Difference]: Finished difference Result 129 states and 163 transitions. [2021-12-14 23:42:17,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:42:17,227 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 129 states and 163 transitions. [2021-12-14 23:42:17,229 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111 [2021-12-14 23:42:17,230 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 129 states to 129 states and 163 transitions. [2021-12-14 23:42:17,230 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 129 [2021-12-14 23:42:17,230 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 129 [2021-12-14 23:42:17,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 163 transitions. [2021-12-14 23:42:17,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:42:17,231 INFO L681 BuchiCegarLoop]: Abstraction has 129 states and 163 transitions. [2021-12-14 23:42:17,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 163 transitions. [2021-12-14 23:42:17,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-12-14 23:42:17,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 129 states have (on average 1.2635658914728682) internal successors, (163), 128 states have internal predecessors, (163), 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) [2021-12-14 23:42:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 163 transitions. [2021-12-14 23:42:17,236 INFO L704 BuchiCegarLoop]: Abstraction has 129 states and 163 transitions. [2021-12-14 23:42:17,236 INFO L587 BuchiCegarLoop]: Abstraction has 129 states and 163 transitions. [2021-12-14 23:42:17,236 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-14 23:42:17,236 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 129 states and 163 transitions. [2021-12-14 23:42:17,237 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111 [2021-12-14 23:42:17,237 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:17,237 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:17,237 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,237 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,237 INFO L791 eck$LassoCheckResult]: Stem: 1284#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1271#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1243#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 1244#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1212#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1213#L211-1 assume { :end_inline_init_threads } true; 1272#L323-2 assume !false; 1237#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 1238#L272 assume !false; 1340#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 1339#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1338#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1337#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 1336#L252 assume 0 != eval_~tmp___1~0#1; 1335#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 1334#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 1323#L106 assume 0 == ~p_dw_pc~0; 1257#L117-1 [2021-12-14 23:42:17,238 INFO L793 eck$LassoCheckResult]: Loop: 1257#L117-1 assume !false; 1248#L118 assume !(0 == ~q_free~0); 1250#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 1285#L42 assume !(1 == ~p_dw_pc~0); 1293#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 1264#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1214#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 1215#L84 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 1254#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 1223#L61 assume 1 == ~c_dr_pc~0; 1224#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 1280#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1262#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 1263#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 1279#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 1257#L117-1 [2021-12-14 23:42:17,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 1 times [2021-12-14 23:42:17,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705829379] [2021-12-14 23:42:17,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,252 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,272 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:17,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,277 INFO L85 PathProgramCache]: Analyzing trace with hash -572267128, now seen corresponding path program 1 times [2021-12-14 23:42:17,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024034578] [2021-12-14 23:42:17,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:17,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:17,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024034578] [2021-12-14 23:42:17,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024034578] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:17,336 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:17,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 23:42:17,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453092107] [2021-12-14 23:42:17,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:17,337 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:17,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:17,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 23:42:17,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 23:42:17,338 INFO L87 Difference]: Start difference. First operand 129 states and 163 transitions. cyclomatic complexity: 36 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2021-12-14 23:42:17,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:17,391 INFO L93 Difference]: Finished difference Result 285 states and 356 transitions. [2021-12-14 23:42:17,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 23:42:17,392 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 285 states and 356 transitions. [2021-12-14 23:42:17,394 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 264 [2021-12-14 23:42:17,396 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 285 states to 285 states and 356 transitions. [2021-12-14 23:42:17,396 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 285 [2021-12-14 23:42:17,397 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 285 [2021-12-14 23:42:17,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 285 states and 356 transitions. [2021-12-14 23:42:17,398 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:42:17,401 INFO L681 BuchiCegarLoop]: Abstraction has 285 states and 356 transitions. [2021-12-14 23:42:17,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states and 356 transitions. [2021-12-14 23:42:17,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 138. [2021-12-14 23:42:17,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.2391304347826086) internal successors, (171), 137 states have internal predecessors, (171), 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) [2021-12-14 23:42:17,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 171 transitions. [2021-12-14 23:42:17,413 INFO L704 BuchiCegarLoop]: Abstraction has 138 states and 171 transitions. [2021-12-14 23:42:17,413 INFO L587 BuchiCegarLoop]: Abstraction has 138 states and 171 transitions. [2021-12-14 23:42:17,413 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-14 23:42:17,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 171 transitions. [2021-12-14 23:42:17,414 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 120 [2021-12-14 23:42:17,414 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:17,414 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:17,414 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,414 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,414 INFO L791 eck$LassoCheckResult]: Stem: 1716#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1701#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1669#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 1670#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1643#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1644#L211-1 assume { :end_inline_init_threads } true; 1702#L323-2 assume !false; 1746#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 1744#L272 assume !false; 1742#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 1740#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1738#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1735#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 1733#L252 assume 0 != eval_~tmp___1~0#1; 1731#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 1729#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 1726#L106 assume 0 == ~p_dw_pc~0; 1725#L117-1 [2021-12-14 23:42:17,415 INFO L793 eck$LassoCheckResult]: Loop: 1725#L117-1 assume !false; 1674#L118 assume !(0 == ~q_free~0); 1676#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 1717#L42 assume !(1 == ~p_dw_pc~0); 1724#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 1747#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1745#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 1743#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 1741#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 1739#L61 assume !(1 == ~c_dr_pc~0); 1736#L61-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 1734#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1732#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 1730#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 1728#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 1725#L117-1 [2021-12-14 23:42:17,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 2 times [2021-12-14 23:42:17,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15989990] [2021-12-14 23:42:17,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,421 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,427 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:17,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1175668571, now seen corresponding path program 1 times [2021-12-14 23:42:17,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227444699] [2021-12-14 23:42:17,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:17,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:17,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:17,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227444699] [2021-12-14 23:42:17,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227444699] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:17,485 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:17,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 23:42:17,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024662849] [2021-12-14 23:42:17,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:17,489 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:17,489 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:17,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 23:42:17,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 23:42:17,490 INFO L87 Difference]: Start difference. First operand 138 states and 171 transitions. cyclomatic complexity: 35 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2021-12-14 23:42:17,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:17,537 INFO L93 Difference]: Finished difference Result 306 states and 370 transitions. [2021-12-14 23:42:17,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 23:42:17,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 306 states and 370 transitions. [2021-12-14 23:42:17,542 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 288 [2021-12-14 23:42:17,543 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 306 states to 306 states and 370 transitions. [2021-12-14 23:42:17,543 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 306 [2021-12-14 23:42:17,544 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 306 [2021-12-14 23:42:17,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 306 states and 370 transitions. [2021-12-14 23:42:17,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:42:17,544 INFO L681 BuchiCegarLoop]: Abstraction has 306 states and 370 transitions. [2021-12-14 23:42:17,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states and 370 transitions. [2021-12-14 23:42:17,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 150. [2021-12-14 23:42:17,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 150 states have (on average 1.22) internal successors, (183), 149 states have internal predecessors, (183), 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) [2021-12-14 23:42:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 183 transitions. [2021-12-14 23:42:17,549 INFO L704 BuchiCegarLoop]: Abstraction has 150 states and 183 transitions. [2021-12-14 23:42:17,550 INFO L587 BuchiCegarLoop]: Abstraction has 150 states and 183 transitions. [2021-12-14 23:42:17,550 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-14 23:42:17,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 150 states and 183 transitions. [2021-12-14 23:42:17,551 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 132 [2021-12-14 23:42:17,551 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:17,551 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:17,551 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,552 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:17,552 INFO L791 eck$LassoCheckResult]: Stem: 2175#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 2159#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 2128#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 2129#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2099#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2100#L211-1 assume { :end_inline_init_threads } true; 2160#L323-2 assume !false; 2123#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 2124#L272 assume !false; 2234#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 2233#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 2232#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 2231#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 2230#L252 assume 0 != eval_~tmp___1~0#1; 2229#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 2228#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 2226#L106 assume 0 == ~p_dw_pc~0; 2225#L117-1 [2021-12-14 23:42:17,552 INFO L793 eck$LassoCheckResult]: Loop: 2225#L117-1 assume !false; 2224#L118 assume !(0 == ~q_free~0); 2223#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 2222#L42 assume !(1 == ~p_dw_pc~0); 2190#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 2150#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 2101#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 2102#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 2173#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 2241#L61 assume !(1 == ~c_dr_pc~0); 2169#L61-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 2170#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 2191#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 2166#L92 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 2167#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 2225#L117-1 [2021-12-14 23:42:17,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 3 times [2021-12-14 23:42:17,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221130847] [2021-12-14 23:42:17,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,559 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,565 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:17,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1175668509, now seen corresponding path program 1 times [2021-12-14 23:42:17,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875992435] [2021-12-14 23:42:17,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,575 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,581 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:17,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:17,587 INFO L85 PathProgramCache]: Analyzing trace with hash -667670147, now seen corresponding path program 1 times [2021-12-14 23:42:17,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:17,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677154993] [2021-12-14 23:42:17,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:17,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,595 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:17,605 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:17,755 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:42:17,755 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:42:17,756 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:42:17,756 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:42:17,756 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:42:17,756 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:17,756 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:42:17,756 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:42:17,756 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2021-12-14 23:42:17,756 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:42:17,757 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:42:17,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:17,894 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:42:17,895 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:42:17,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:17,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:17,898 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) [2021-12-14 23:42:17,903 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:17,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:17,915 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 [2021-12-14 23:42:17,924 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:17,935 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_is_do_read_c_triggered_~__retres1~1#1=0, ULTIMATE.start_immediate_notify_threads_~tmp___0~0#1=0, ULTIMATE.start_is_do_read_c_triggered_#res#1=0} Honda state: {ULTIMATE.start_is_do_read_c_triggered_~__retres1~1#1=0, ULTIMATE.start_immediate_notify_threads_~tmp___0~0#1=0, ULTIMATE.start_is_do_read_c_triggered_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:17,953 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 [2021-12-14 23:42:17,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:17,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:17,955 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) [2021-12-14 23:42:17,956 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 [2021-12-14 23:42:17,957 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:17,957 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:17,965 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:17,965 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_immediate_notify_threads_#t~ret4#1=0} Honda state: {ULTIMATE.start_immediate_notify_threads_#t~ret4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:17,982 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 [2021-12-14 23:42:17,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:17,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:17,983 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) [2021-12-14 23:42:17,984 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 [2021-12-14 23:42:17,985 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:17,985 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:18,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:18,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,068 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) [2021-12-14 23:42:18,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:42:18,093 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:18,092 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 [2021-12-14 23:42:18,130 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:42:18,132 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 [2021-12-14 23:42:18,133 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:42:18,133 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:42:18,133 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:42:18,133 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:42:18,133 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:42:18,133 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,133 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:42:18,133 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:42:18,133 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2021-12-14 23:42:18,133 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:42:18,133 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:42:18,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:18,274 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:42:18,277 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:42:18,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,279 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) [2021-12-14 23:42:18,281 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 [2021-12-14 23:42:18,283 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 [2021-12-14 23:42:18,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:18,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,324 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 [2021-12-14 23:42:18,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,327 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) [2021-12-14 23:42:18,328 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 [2021-12-14 23:42:18,330 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 [2021-12-14 23:42:18,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,338 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:18,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,342 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:18,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,375 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 [2021-12-14 23:42:18,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,377 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) [2021-12-14 23:42:18,377 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 [2021-12-14 23:42:18,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:42:18,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:18,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,414 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 [2021-12-14 23:42:18,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,415 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) [2021-12-14 23:42:18,416 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 [2021-12-14 23:42:18,417 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 [2021-12-14 23:42:18,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:18,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,442 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 [2021-12-14 23:42:18,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,443 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) [2021-12-14 23:42:18,446 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 [2021-12-14 23:42:18,476 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 [2021-12-14 23:42:18,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:18,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-14 23:42:18,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,502 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) [2021-12-14 23:42:18,511 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 [2021-12-14 23:42:18,513 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 [2021-12-14 23:42:18,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:18,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,546 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 [2021-12-14 23:42:18,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,548 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) [2021-12-14 23:42:18,548 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 [2021-12-14 23:42:18,550 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 [2021-12-14 23:42:18,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:18,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,600 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 [2021-12-14 23:42:18,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,601 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) [2021-12-14 23:42:18,602 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 [2021-12-14 23:42:18,603 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 [2021-12-14 23:42:18,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:18,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,642 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 [2021-12-14 23:42:18,642 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,643 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) [2021-12-14 23:42:18,644 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 [2021-12-14 23:42:18,645 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 [2021-12-14 23:42:18,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:18,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:18,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,670 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) [2021-12-14 23:42:18,673 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 [2021-12-14 23:42:18,673 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 [2021-12-14 23:42:18,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,680 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:18,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,682 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:18,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,712 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 [2021-12-14 23:42:18,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,713 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) [2021-12-14 23:42:18,714 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 [2021-12-14 23:42:18,715 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 [2021-12-14 23:42:18,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,722 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:18,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:18,722 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:18,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,739 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 [2021-12-14 23:42:18,739 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 23:42:18,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,740 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) [2021-12-14 23:42:18,741 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 [2021-12-14 23:42:18,742 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 [2021-12-14 23:42:18,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,749 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:18,750 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:18,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:18,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,797 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) [2021-12-14 23:42:18,810 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 [2021-12-14 23:42:18,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,818 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:18,818 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:18,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:18,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,823 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 [2021-12-14 23:42:18,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,848 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 [2021-12-14 23:42:18,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,849 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) [2021-12-14 23:42:18,853 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 [2021-12-14 23:42:18,853 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 [2021-12-14 23:42:18,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:18,861 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:18,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,878 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 [2021-12-14 23:42:18,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,879 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) [2021-12-14 23:42:18,883 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 [2021-12-14 23:42:18,884 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 [2021-12-14 23:42:18,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,891 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:18,891 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:18,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:18,930 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,944 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) [2021-12-14 23:42:18,949 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 [2021-12-14 23:42:18,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,956 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:18,957 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:18,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,959 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 [2021-12-14 23:42:18,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:18,983 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 [2021-12-14 23:42:18,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:18,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:18,985 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) [2021-12-14 23:42:18,985 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 [2021-12-14 23:42:18,986 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 [2021-12-14 23:42:18,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:18,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:18,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:18,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:18,993 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:18,994 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:18,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:18,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-14 23:42:19,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,011 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) [2021-12-14 23:42:19,012 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 [2021-12-14 23:42:19,013 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 [2021-12-14 23:42:19,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,020 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:19,021 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:19,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,038 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 [2021-12-14 23:42:19,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,039 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) [2021-12-14 23:42:19,046 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 [2021-12-14 23:42:19,051 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 [2021-12-14 23:42:19,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,052 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:19,053 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:19,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,069 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 [2021-12-14 23:42:19,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,070 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) [2021-12-14 23:42:19,070 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 [2021-12-14 23:42:19,072 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 [2021-12-14 23:42:19,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:19,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:19,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-14 23:42:19,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,103 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) [2021-12-14 23:42:19,104 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 [2021-12-14 23:42:19,105 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 [2021-12-14 23:42:19,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,112 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:19,112 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:19,113 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:19,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,142 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 [2021-12-14 23:42:19,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,143 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) [2021-12-14 23:42:19,143 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 [2021-12-14 23:42:19,144 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 [2021-12-14 23:42:19,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,151 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:19,151 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:19,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:19,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,169 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 [2021-12-14 23:42:19,169 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 23:42:19,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,170 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) [2021-12-14 23:42:19,170 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 [2021-12-14 23:42:19,173 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 [2021-12-14 23:42:19,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,179 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,180 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:19,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:19,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,207 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) [2021-12-14 23:42:19,208 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 [2021-12-14 23:42:19,209 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 [2021-12-14 23:42:19,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,215 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:19,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,217 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:19,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-14 23:42:19,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,239 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) [2021-12-14 23:42:19,240 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 [2021-12-14 23:42:19,241 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 [2021-12-14 23:42:19,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,250 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:19,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,270 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 [2021-12-14 23:42:19,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,272 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) [2021-12-14 23:42:19,273 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 [2021-12-14 23:42:19,274 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 [2021-12-14 23:42:19,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,281 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,281 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:19,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,299 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-14 23:42:19,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,300 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) [2021-12-14 23:42:19,300 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 [2021-12-14 23:42:19,302 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 [2021-12-14 23:42:19,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,308 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:19,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:19,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,341 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) [2021-12-14 23:42:19,341 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 [2021-12-14 23:42:19,344 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 [2021-12-14 23:42:19,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,350 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:19,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,367 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 [2021-12-14 23:42:19,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,368 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) [2021-12-14 23:42:19,369 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 [2021-12-14 23:42:19,370 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 [2021-12-14 23:42:19,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,376 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,378 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:19,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,394 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:19,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,396 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) [2021-12-14 23:42:19,396 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 [2021-12-14 23:42:19,397 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 [2021-12-14 23:42:19,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,404 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,405 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:19,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,429 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-14 23:42:19,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,430 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) [2021-12-14 23:42:19,431 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 [2021-12-14 23:42:19,432 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 [2021-12-14 23:42:19,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,439 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:19,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,457 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 [2021-12-14 23:42:19,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,458 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) [2021-12-14 23:42:19,458 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 [2021-12-14 23:42:19,460 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 [2021-12-14 23:42:19,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,465 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:19,465 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,467 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:19,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:19,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,491 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) [2021-12-14 23:42:19,492 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 [2021-12-14 23:42:19,494 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 [2021-12-14 23:42:19,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,500 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:19,500 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:19,501 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:19,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,531 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 [2021-12-14 23:42:19,531 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 23:42:19,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,532 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) [2021-12-14 23:42:19,533 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 [2021-12-14 23:42:19,534 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 [2021-12-14 23:42:19,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,543 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,549 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:19,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,575 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 [2021-12-14 23:42:19,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,577 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) [2021-12-14 23:42:19,579 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 [2021-12-14 23:42:19,580 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 [2021-12-14 23:42:19,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,586 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:19,586 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,588 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-14 23:42:19,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,613 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 [2021-12-14 23:42:19,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,615 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) [2021-12-14 23:42:19,616 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 [2021-12-14 23:42:19,617 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 [2021-12-14 23:42:19,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,624 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,626 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:19,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:19,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,650 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) [2021-12-14 23:42:19,651 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 [2021-12-14 23:42:19,653 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 [2021-12-14 23:42:19,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,660 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,660 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:19,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:19,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,697 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) [2021-12-14 23:42:19,698 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 [2021-12-14 23:42:19,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:42:19,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,707 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,709 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:19,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,740 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 [2021-12-14 23:42:19,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,752 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) [2021-12-14 23:42:19,753 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 [2021-12-14 23:42:19,754 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 [2021-12-14 23:42:19,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,761 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,761 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:19,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,792 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:19,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,793 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) [2021-12-14 23:42:19,794 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 [2021-12-14 23:42:19,798 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 [2021-12-14 23:42:19,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,804 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,805 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:19,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,837 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 [2021-12-14 23:42:19,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,838 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) [2021-12-14 23:42:19,839 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 [2021-12-14 23:42:19,840 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 [2021-12-14 23:42:19,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,847 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,855 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:19,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,886 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 [2021-12-14 23:42:19,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,888 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) [2021-12-14 23:42:19,889 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 [2021-12-14 23:42:19,890 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 [2021-12-14 23:42:19,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:19,897 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,897 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:19,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,925 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 [2021-12-14 23:42:19,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,926 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) [2021-12-14 23:42:19,940 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 [2021-12-14 23:42:19,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,946 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:19,946 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,947 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-14 23:42:19,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:19,954 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 [2021-12-14 23:42:19,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:19,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:19,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:19,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:19,976 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) [2021-12-14 23:42:19,977 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 [2021-12-14 23:42:19,978 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 [2021-12-14 23:42:19,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:19,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:19,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:19,985 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:19,985 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:19,987 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-14 23:42:19,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,020 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 23:42:20,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,021 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) [2021-12-14 23:42:20,022 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 [2021-12-14 23:42:20,023 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 [2021-12-14 23:42:20,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,030 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,030 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,031 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:20,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,056 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) [2021-12-14 23:42:20,056 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 [2021-12-14 23:42:20,057 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 [2021-12-14 23:42:20,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,064 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,064 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:20,064 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:20,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,093 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) [2021-12-14 23:42:20,094 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 [2021-12-14 23:42:20,095 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 [2021-12-14 23:42:20,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,101 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,102 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,103 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:20,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,136 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) [2021-12-14 23:42:20,137 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 [2021-12-14 23:42:20,138 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 [2021-12-14 23:42:20,144 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,144 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,145 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,145 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:20,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,176 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,178 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) [2021-12-14 23:42:20,178 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 [2021-12-14 23:42:20,179 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 [2021-12-14 23:42:20,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,186 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,186 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,187 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:20,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-14 23:42:20,222 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,223 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) [2021-12-14 23:42:20,224 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 [2021-12-14 23:42:20,225 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 [2021-12-14 23:42:20,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,232 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,232 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,232 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:20,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,249 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 [2021-12-14 23:42:20,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,250 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) [2021-12-14 23:42:20,251 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 [2021-12-14 23:42:20,252 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 [2021-12-14 23:42:20,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,258 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,259 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,259 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:20,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-14 23:42:20,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,287 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) [2021-12-14 23:42:20,293 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 [2021-12-14 23:42:20,294 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 [2021-12-14 23:42:20,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,301 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,301 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,302 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:20,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,339 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 [2021-12-14 23:42:20,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,340 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) [2021-12-14 23:42:20,341 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 [2021-12-14 23:42:20,342 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 [2021-12-14 23:42:20,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,349 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,349 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,349 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:42:20,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-14 23:42:20,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,381 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) [2021-12-14 23:42:20,381 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 [2021-12-14 23:42:20,405 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 [2021-12-14 23:42:20,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,413 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,413 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:20,413 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:20,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,446 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 [2021-12-14 23:42:20,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,447 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) [2021-12-14 23:42:20,447 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 [2021-12-14 23:42:20,448 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 [2021-12-14 23:42:20,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,455 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:20,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,455 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:20,455 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:42:20,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:20,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,512 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,512 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 23:42:20,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,513 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) [2021-12-14 23:42:20,515 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 [2021-12-14 23:42:20,516 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 [2021-12-14 23:42:20,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,524 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,527 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:20,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,557 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) [2021-12-14 23:42:20,557 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 [2021-12-14 23:42:20,559 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 [2021-12-14 23:42:20,566 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,566 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,566 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:20,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,568 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:20,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,594 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 [2021-12-14 23:42:20,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,595 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) [2021-12-14 23:42:20,595 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 [2021-12-14 23:42:20,597 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 [2021-12-14 23:42:20,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,604 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,604 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,605 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:20,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,625 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) [2021-12-14 23:42:20,625 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 [2021-12-14 23:42:20,627 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 [2021-12-14 23:42:20,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,633 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,634 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:20,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-14 23:42:20,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,652 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) [2021-12-14 23:42:20,653 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 [2021-12-14 23:42:20,654 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 [2021-12-14 23:42:20,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,661 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,661 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,662 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:20,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-14 23:42:20,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,684 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) [2021-12-14 23:42:20,684 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 [2021-12-14 23:42:20,686 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 [2021-12-14 23:42:20,693 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,693 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,693 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,694 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:20,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,712 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-14 23:42:20,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,713 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) [2021-12-14 23:42:20,714 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 [2021-12-14 23:42:20,715 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 [2021-12-14 23:42:20,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,721 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,723 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:20,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,741 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 [2021-12-14 23:42:20,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,742 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) [2021-12-14 23:42:20,742 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 [2021-12-14 23:42:20,743 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 [2021-12-14 23:42:20,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,751 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:20,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,779 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) [2021-12-14 23:42:20,780 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 [2021-12-14 23:42:20,827 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 [2021-12-14 23:42:20,836 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,836 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,836 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,837 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:20,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-14 23:42:20,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,879 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) [2021-12-14 23:42:20,879 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 [2021-12-14 23:42:20,881 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 [2021-12-14 23:42:20,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,888 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,888 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:20,888 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,889 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:20,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,920 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:20,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,921 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) [2021-12-14 23:42:20,921 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 [2021-12-14 23:42:20,923 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 [2021-12-14 23:42:20,935 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,935 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:42:20,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,935 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:20,935 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:20,936 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:20,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:20,959 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 [2021-12-14 23:42:20,959 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 23:42:20,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:20,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:20,960 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) [2021-12-14 23:42:20,961 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 [2021-12-14 23:42:20,963 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 [2021-12-14 23:42:20,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:20,971 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:20,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:20,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:20,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:20,971 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:20,975 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:20,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:20,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:21,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,007 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) [2021-12-14 23:42:21,008 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 [2021-12-14 23:42:21,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:42:21,016 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,016 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,016 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:21,017 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,019 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-14 23:42:21,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:21,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,064 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) [2021-12-14 23:42:21,065 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 [2021-12-14 23:42:21,066 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 [2021-12-14 23:42:21,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,073 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,074 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,075 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:21,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-14 23:42:21,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,111 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) [2021-12-14 23:42:21,112 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 [2021-12-14 23:42:21,113 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 [2021-12-14 23:42:21,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,121 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,121 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,122 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:21,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:21,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,143 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) [2021-12-14 23:42:21,144 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 [2021-12-14 23:42:21,145 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 [2021-12-14 23:42:21,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,152 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,153 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:21,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,185 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 [2021-12-14 23:42:21,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,186 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) [2021-12-14 23:42:21,187 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 [2021-12-14 23:42:21,188 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 [2021-12-14 23:42:21,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,196 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,198 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:21,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,216 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 [2021-12-14 23:42:21,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,217 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) [2021-12-14 23:42:21,218 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 [2021-12-14 23:42:21,219 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 [2021-12-14 23:42:21,226 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,226 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,227 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,228 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:21,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,249 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 [2021-12-14 23:42:21,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,250 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) [2021-12-14 23:42:21,250 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 [2021-12-14 23:42:21,252 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 [2021-12-14 23:42:21,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,259 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,259 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,260 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:21,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-14 23:42:21,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,289 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2021-12-14 23:42:21,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-14 23:42:21,291 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 [2021-12-14 23:42:21,297 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,297 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,298 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,298 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:42:21,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-14 23:42:21,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,317 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) [2021-12-14 23:42:21,318 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 [2021-12-14 23:42:21,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:42:21,326 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,326 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,326 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:21,326 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,327 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-14 23:42:21,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,373 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 [2021-12-14 23:42:21,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,374 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) [2021-12-14 23:42:21,375 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 [2021-12-14 23:42:21,376 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 [2021-12-14 23:42:21,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,383 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,383 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:21,383 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:42:21,385 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-14 23:42:21,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,419 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 [2021-12-14 23:42:21,419 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 23:42:21,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,424 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) [2021-12-14 23:42:21,425 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 [2021-12-14 23:42:21,426 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 [2021-12-14 23:42:21,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,433 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,435 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:21,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:21,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,468 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) [2021-12-14 23:42:21,469 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 [2021-12-14 23:42:21,470 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 [2021-12-14 23:42:21,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,477 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,477 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:21,478 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,479 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:21,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:21,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,517 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) [2021-12-14 23:42:21,518 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 [2021-12-14 23:42:21,519 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 [2021-12-14 23:42:21,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,526 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,526 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:21,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:21,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,565 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) [2021-12-14 23:42:21,566 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 [2021-12-14 23:42:21,567 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 [2021-12-14 23:42:21,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:21,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:21,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,607 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) [2021-12-14 23:42:21,607 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 [2021-12-14 23:42:21,609 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 [2021-12-14 23:42:21,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,615 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,616 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,617 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:21,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,649 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 [2021-12-14 23:42:21,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,650 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) [2021-12-14 23:42:21,655 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 [2021-12-14 23:42:21,700 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 [2021-12-14 23:42:21,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,709 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:21,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,726 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 [2021-12-14 23:42:21,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,727 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) [2021-12-14 23:42:21,728 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 [2021-12-14 23:42:21,729 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 [2021-12-14 23:42:21,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,735 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,736 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,737 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:21,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,767 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 [2021-12-14 23:42:21,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,768 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) [2021-12-14 23:42:21,769 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 [2021-12-14 23:42:21,770 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 [2021-12-14 23:42:21,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,776 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,778 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:21,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,816 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 [2021-12-14 23:42:21,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,817 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) [2021-12-14 23:42:21,818 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 [2021-12-14 23:42:21,819 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 [2021-12-14 23:42:21,825 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,826 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,826 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,826 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:21,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,850 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-14 23:42:21,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,851 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) [2021-12-14 23:42:21,852 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 [2021-12-14 23:42:21,853 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 [2021-12-14 23:42:21,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,859 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,859 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:21,860 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,860 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:21,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:21,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,879 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) [2021-12-14 23:42:21,879 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 [2021-12-14 23:42:21,880 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 [2021-12-14 23:42:21,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,887 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:42:21,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,887 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:21,887 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:42:21,888 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:21,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,918 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 [2021-12-14 23:42:21,918 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 23:42:21,918 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,919 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) [2021-12-14 23:42:21,920 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 [2021-12-14 23:42:21,921 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 [2021-12-14 23:42:21,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,928 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:21,928 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:21,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:21,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,956 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 [2021-12-14 23:42:21,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,957 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) [2021-12-14 23:42:21,958 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 [2021-12-14 23:42:21,959 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 [2021-12-14 23:42:21,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:21,966 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:21,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:21,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:21,966 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:21,966 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:21,968 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:42:21,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:21,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:21,992 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 [2021-12-14 23:42:21,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:21,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:21,993 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) [2021-12-14 23:42:21,993 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 [2021-12-14 23:42:21,995 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 [2021-12-14 23:42:22,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,001 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:22,002 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:22,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,024 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 [2021-12-14 23:42:22,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:22,025 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) [2021-12-14 23:42:22,026 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 [2021-12-14 23:42:22,027 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 [2021-12-14 23:42:22,035 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,035 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:22,035 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:22,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,054 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 [2021-12-14 23:42:22,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:22,055 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) [2021-12-14 23:42:22,056 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 [2021-12-14 23:42:22,057 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 [2021-12-14 23:42:22,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,065 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:22,065 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:22,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:22,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:22,096 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) [2021-12-14 23:42:22,097 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 [2021-12-14 23:42:22,098 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 [2021-12-14 23:42:22,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,106 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:22,106 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:22,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,133 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 [2021-12-14 23:42:22,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:22,134 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) [2021-12-14 23:42:22,135 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 [2021-12-14 23:42:22,136 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 [2021-12-14 23:42:22,144 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,144 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:22,144 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,145 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:22,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,175 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 [2021-12-14 23:42:22,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:22,176 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) [2021-12-14 23:42:22,177 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 [2021-12-14 23:42:22,178 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 [2021-12-14 23:42:22,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:22,185 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:22,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:22,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:22,226 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) [2021-12-14 23:42:22,227 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 [2021-12-14 23:42:22,228 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 [2021-12-14 23:42:22,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,236 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:22,236 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:22,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,255 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 [2021-12-14 23:42:22,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:22,256 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) [2021-12-14 23:42:22,256 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 [2021-12-14 23:42:22,257 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 [2021-12-14 23:42:22,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,263 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,263 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:22,263 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,265 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:42:22,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,283 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 [2021-12-14 23:42:22,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:22,284 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) [2021-12-14 23:42:22,286 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 [2021-12-14 23:42:22,286 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 [2021-12-14 23:42:22,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:42:22,293 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:42:22,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:22,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:22,293 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:22,293 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:42:22,294 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:42:22,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:22,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:22,312 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 [2021-12-14 23:42:22,682 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:42:22,682 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:42:22,682 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:42:22,682 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:42:22,682 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:42:22,682 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:22,682 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:42:22,682 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:42:22,682 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Lasso [2021-12-14 23:42:22,682 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:42:22,682 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:42:22,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:22,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:23,042 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:42:23,042 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:42:23,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,043 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) [2021-12-14 23:42:23,044 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 [2021-12-14 23:42:23,045 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 [2021-12-14 23:42:23,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:23,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:23,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:23,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,081 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 [2021-12-14 23:42:23,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,082 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) [2021-12-14 23:42:23,083 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 [2021-12-14 23:42:23,084 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 [2021-12-14 23:42:23,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,093 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,115 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) [2021-12-14 23:42:23,116 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 [2021-12-14 23:42:23,117 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 [2021-12-14 23:42:23,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,124 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,149 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 [2021-12-14 23:42:23,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,151 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) [2021-12-14 23:42:23,152 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 [2021-12-14 23:42:23,153 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 [2021-12-14 23:42:23,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:23,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:23,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:23,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,175 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 [2021-12-14 23:42:23,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,176 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) [2021-12-14 23:42:23,179 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 [2021-12-14 23:42:23,180 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 [2021-12-14 23:42:23,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-12-14 23:42:23,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,212 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) [2021-12-14 23:42:23,212 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 [2021-12-14 23:42:23,214 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 [2021-12-14 23:42:23,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,221 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,238 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) [2021-12-14 23:42:23,239 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 [2021-12-14 23:42:23,240 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 [2021-12-14 23:42:23,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-12-14 23:42:23,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,274 INFO L229 MonitoredProcess]: Starting monitored process 112 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) [2021-12-14 23:42:23,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-12-14 23:42:23,276 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 [2021-12-14 23:42:23,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,282 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,282 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,299 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) [2021-12-14 23:42:23,300 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 [2021-12-14 23:42:23,301 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 [2021-12-14 23:42:23,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,308 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,308 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,333 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) [2021-12-14 23:42:23,333 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 [2021-12-14 23:42:23,335 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 [2021-12-14 23:42:23,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,360 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) [2021-12-14 23:42:23,360 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 [2021-12-14 23:42:23,361 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 [2021-12-14 23:42:23,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,385 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 [2021-12-14 23:42:23,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,386 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) [2021-12-14 23:42:23,386 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 [2021-12-14 23:42:23,388 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 [2021-12-14 23:42:23,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,411 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 [2021-12-14 23:42:23,411 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,412 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) [2021-12-14 23:42:23,413 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 [2021-12-14 23:42:23,413 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 [2021-12-14 23:42:23,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-12-14 23:42:23,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,439 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) [2021-12-14 23:42:23,439 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 [2021-12-14 23:42:23,442 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 [2021-12-14 23:42:23,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,466 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 [2021-12-14 23:42:23,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,467 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) [2021-12-14 23:42:23,467 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 [2021-12-14 23:42:23,469 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 [2021-12-14 23:42:23,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:23,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:23,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:23,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,491 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) [2021-12-14 23:42:23,492 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 [2021-12-14 23:42:23,493 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 [2021-12-14 23:42:23,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,517 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) [2021-12-14 23:42:23,518 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 [2021-12-14 23:42:23,519 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 [2021-12-14 23:42:23,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:23,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:23,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:23,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-12-14 23:42:23,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,547 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) [2021-12-14 23:42:23,547 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 [2021-12-14 23:42:23,548 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 [2021-12-14 23:42:23,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,554 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-14 23:42:23,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,555 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-14 23:42:23,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,572 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 [2021-12-14 23:42:23,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,573 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) [2021-12-14 23:42:23,573 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 [2021-12-14 23:42:23,575 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 [2021-12-14 23:42:23,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,598 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 [2021-12-14 23:42:23,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,599 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) [2021-12-14 23:42:23,600 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 [2021-12-14 23:42:23,601 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 [2021-12-14 23:42:23,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,625 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,626 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) [2021-12-14 23:42:23,626 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 [2021-12-14 23:42:23,628 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 [2021-12-14 23:42:23,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-12-14 23:42:23,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,652 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) [2021-12-14 23:42:23,652 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 [2021-12-14 23:42:23,653 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 [2021-12-14 23:42:23,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,677 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 [2021-12-14 23:42:23,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,678 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) [2021-12-14 23:42:23,679 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 [2021-12-14 23:42:23,681 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 [2021-12-14 23:42:23,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,704 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 [2021-12-14 23:42:23,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,705 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) [2021-12-14 23:42:23,706 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 [2021-12-14 23:42:23,707 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 [2021-12-14 23:42:23,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,713 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,744 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 [2021-12-14 23:42:23,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,745 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) [2021-12-14 23:42:23,746 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 [2021-12-14 23:42:23,746 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 [2021-12-14 23:42:23,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:23,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:23,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:23,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,769 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 [2021-12-14 23:42:23,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,770 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) [2021-12-14 23:42:23,771 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 [2021-12-14 23:42:23,772 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 [2021-12-14 23:42:23,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:23,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:42:23,779 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:42:23,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:23,795 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 [2021-12-14 23:42:23,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,797 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) [2021-12-14 23:42:23,797 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 [2021-12-14 23:42:23,798 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 [2021-12-14 23:42:23,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:23,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:23,804 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:23,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:23,807 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-14 23:42:23,807 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:42:23,814 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:42:23,840 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-12-14 23:42:23,840 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-12-14 23:42:23,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:23,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:23,845 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) [2021-12-14 23:42:23,846 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 [2021-12-14 23:42:23,846 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:42:23,878 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-12-14 23:42:23,879 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:42:23,879 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2021-12-14 23:42:23,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:23,912 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-12-14 23:42:23,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:23,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 23:42:23,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:42:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:24,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-14 23:42:24,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:42:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:24,128 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-14 23:42:24,129 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 150 states and 183 transitions. cyclomatic complexity: 35 Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 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) [2021-12-14 23:42:24,227 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 150 states and 183 transitions. cyclomatic complexity: 35. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 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) Result 735 states and 911 transitions. Complement of second has 9 states. [2021-12-14 23:42:24,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-14 23:42:24,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 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) [2021-12-14 23:42:24,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 347 transitions. [2021-12-14 23:42:24,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 17 letters. Loop has 15 letters. [2021-12-14 23:42:24,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:42:24,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 32 letters. Loop has 15 letters. [2021-12-14 23:42:24,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:42:24,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 17 letters. Loop has 30 letters. [2021-12-14 23:42:24,231 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:24,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:42:24,246 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 735 states and 911 transitions. [2021-12-14 23:42:24,251 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 378 [2021-12-14 23:42:24,254 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 735 states to 606 states and 752 transitions. [2021-12-14 23:42:24,254 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 443 [2021-12-14 23:42:24,254 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 446 [2021-12-14 23:42:24,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 606 states and 752 transitions. [2021-12-14 23:42:24,255 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:42:24,255 INFO L681 BuchiCegarLoop]: Abstraction has 606 states and 752 transitions. [2021-12-14 23:42:24,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states and 752 transitions. [2021-12-14 23:42:24,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 441. [2021-12-14 23:42:24,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 441 states have (on average 1.2448979591836735) internal successors, (549), 440 states have internal predecessors, (549), 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) [2021-12-14 23:42:24,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 549 transitions. [2021-12-14 23:42:24,264 INFO L704 BuchiCegarLoop]: Abstraction has 441 states and 549 transitions. [2021-12-14 23:42:24,265 INFO L587 BuchiCegarLoop]: Abstraction has 441 states and 549 transitions. [2021-12-14 23:42:24,265 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-14 23:42:24,265 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 441 states and 549 transitions. [2021-12-14 23:42:24,268 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 234 [2021-12-14 23:42:24,268 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:24,268 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:24,269 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:24,269 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:24,269 INFO L791 eck$LassoCheckResult]: Stem: 3266#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 3237#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 3176#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 3177#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 3125#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 3126#L211-1 assume { :end_inline_init_threads } true; 3238#L323-2 assume !false; 3330#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 3329#L272 assume !false; 3328#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 3327#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 3326#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 3325#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 3324#L252 assume 0 != eval_~tmp___1~0#1; 3323#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 3322#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 3320#L106 assume !(0 == ~p_dw_pc~0); 3321#L109 assume 1 == ~p_dw_pc~0; 3244#L119 [2021-12-14 23:42:24,270 INFO L793 eck$LassoCheckResult]: Loop: 3244#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 3267#L42 assume 1 == ~p_dw_pc~0; 3282#L43 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 3535#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3534#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 3532#L84 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 3530#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 3528#L61 assume 1 == ~c_dr_pc~0; 3526#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 3525#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 3524#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 3522#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 3521#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 3520#L117-1 assume !false; 3412#L118 assume !(0 == ~q_free~0); 3244#L119 [2021-12-14 23:42:24,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:24,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837313, now seen corresponding path program 1 times [2021-12-14 23:42:24,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:24,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180530504] [2021-12-14 23:42:24,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:24,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:24,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:24,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:24,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180530504] [2021-12-14 23:42:24,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180530504] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:24,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:24,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:42:24,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658852551] [2021-12-14 23:42:24,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:24,294 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:42:24,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:24,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1955302679, now seen corresponding path program 1 times [2021-12-14 23:42:24,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:24,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263666467] [2021-12-14 23:42:24,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:24,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:24,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:24,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:24,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263666467] [2021-12-14 23:42:24,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263666467] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:24,303 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:24,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-12-14 23:42:24,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412464475] [2021-12-14 23:42:24,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:24,304 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:24,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:24,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:42:24,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:42:24,304 INFO L87 Difference]: Start difference. First operand 441 states and 549 transitions. cyclomatic complexity: 115 Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-12-14 23:42:24,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:24,312 INFO L93 Difference]: Finished difference Result 304 states and 375 transitions. [2021-12-14 23:42:24,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:42:24,312 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 304 states and 375 transitions. [2021-12-14 23:42:24,314 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 167 [2021-12-14 23:42:24,315 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 304 states to 237 states and 291 transitions. [2021-12-14 23:42:24,315 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 234 [2021-12-14 23:42:24,315 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 237 [2021-12-14 23:42:24,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 237 states and 291 transitions. [2021-12-14 23:42:24,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:42:24,315 INFO L681 BuchiCegarLoop]: Abstraction has 237 states and 291 transitions. [2021-12-14 23:42:24,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states and 291 transitions. [2021-12-14 23:42:24,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 164. [2021-12-14 23:42:24,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 164 states have (on average 1.225609756097561) internal successors, (201), 163 states have internal predecessors, (201), 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) [2021-12-14 23:42:24,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 201 transitions. [2021-12-14 23:42:24,318 INFO L704 BuchiCegarLoop]: Abstraction has 164 states and 201 transitions. [2021-12-14 23:42:24,318 INFO L587 BuchiCegarLoop]: Abstraction has 164 states and 201 transitions. [2021-12-14 23:42:24,318 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-14 23:42:24,318 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 164 states and 201 transitions. [2021-12-14 23:42:24,318 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 141 [2021-12-14 23:42:24,318 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:24,318 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:24,319 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:24,319 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:24,319 INFO L791 eck$LassoCheckResult]: Stem: 3948#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 3929#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 3900#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 3901#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 3879#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 3880#L211-1 assume { :end_inline_init_threads } true; 3930#L323-2 assume !false; 4010#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 4009#L272 assume !false; 4008#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 4007#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4004#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4003#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 4001#L252 assume 0 != eval_~tmp___1~0#1; 3963#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 3964#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 3967#L106 assume 0 == ~p_dw_pc~0; 3968#L117-1 assume !false; 3914#L118 [2021-12-14 23:42:24,319 INFO L793 eck$LassoCheckResult]: Loop: 3914#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 3956#L138 assume { :end_inline_do_write_p } true; 3923#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 3881#L276 assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 3882#L149 assume 0 == ~c_dr_pc~0; 3907#L182-1 assume !false; 3895#L161 assume !(1 == ~q_free~0); 3892#L162-1 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 3939#L42-3 assume 1 == ~p_dw_pc~0; 4005#L43-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 3983#L53-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3979#L54-1 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 3980#L84-3 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 3876#L84-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 3997#L61-3 assume !(1 == ~c_dr_pc~0); 3909#L61-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 3877#L72-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 3878#L73-1 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 3931#L92-3 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 3932#L92-5 assume { :end_inline_immediate_notify_threads } true;~q_read_ev~0 := 2; 3988#L182 assume ~p_last_write~0 == ~c_last_read~0; 3985#L183 assume ~p_num_write~0 == ~c_num_read~0; 3984#L182-1 assume !false; 3960#L161 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 3961#L196 assume { :end_inline_do_read_c } true; 3976#L272 assume !false; 3975#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 3974#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 3973#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 3972#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 3971#L252 assume 0 != eval_~tmp___1~0#1; 3970#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 3959#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 3941#L106 assume !(0 == ~p_dw_pc~0); 3935#L109 assume 1 == ~p_dw_pc~0; 3936#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 3946#L42 assume 1 == ~p_dw_pc~0; 3949#L43 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 3950#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4034#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 4033#L84 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 3910#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 3884#L61 assume 1 == ~c_dr_pc~0; 3885#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 3955#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4036#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 4035#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 3938#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 3913#L117-1 assume !false; 3914#L118 [2021-12-14 23:42:24,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:24,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837262, now seen corresponding path program 1 times [2021-12-14 23:42:24,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:24,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992562899] [2021-12-14 23:42:24,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:24,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:24,323 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:24,327 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:24,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:24,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1519593465, now seen corresponding path program 1 times [2021-12-14 23:42:24,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:24,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141520434] [2021-12-14 23:42:24,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:24,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:24,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:24,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:24,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141520434] [2021-12-14 23:42:24,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141520434] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:24,347 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:24,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:42:24,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367821957] [2021-12-14 23:42:24,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:24,347 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:24,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:24,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:42:24,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:42:24,348 INFO L87 Difference]: Start difference. First operand 164 states and 201 transitions. cyclomatic complexity: 38 Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 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) [2021-12-14 23:42:24,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:24,353 INFO L93 Difference]: Finished difference Result 161 states and 196 transitions. [2021-12-14 23:42:24,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:42:24,354 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 161 states and 196 transitions. [2021-12-14 23:42:24,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 138 [2021-12-14 23:42:24,356 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 161 states to 161 states and 196 transitions. [2021-12-14 23:42:24,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 161 [2021-12-14 23:42:24,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 161 [2021-12-14 23:42:24,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 161 states and 196 transitions. [2021-12-14 23:42:24,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:42:24,356 INFO L681 BuchiCegarLoop]: Abstraction has 161 states and 196 transitions. [2021-12-14 23:42:24,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states and 196 transitions. [2021-12-14 23:42:24,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2021-12-14 23:42:24,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 161 states have (on average 1.2173913043478262) internal successors, (196), 160 states have internal predecessors, (196), 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) [2021-12-14 23:42:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 196 transitions. [2021-12-14 23:42:24,358 INFO L704 BuchiCegarLoop]: Abstraction has 161 states and 196 transitions. [2021-12-14 23:42:24,359 INFO L587 BuchiCegarLoop]: Abstraction has 161 states and 196 transitions. [2021-12-14 23:42:24,359 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-14 23:42:24,359 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 161 states and 196 transitions. [2021-12-14 23:42:24,359 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 138 [2021-12-14 23:42:24,359 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:24,359 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:24,362 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:24,362 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:24,362 INFO L791 eck$LassoCheckResult]: Stem: 4280#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 4262#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 4233#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 4234#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 4208#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 4209#L211-1 assume { :end_inline_init_threads } true; 4263#L323-2 assume !false; 4228#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 4229#L272 assume !false; 4310#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 4308#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4306#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4305#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 4304#L252 assume 0 != eval_~tmp___1~0#1; 4301#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 4299#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 4295#L106 assume 0 == ~p_dw_pc~0; 4296#L117-1 assume !false; 4290#L118 [2021-12-14 23:42:24,363 INFO L793 eck$LassoCheckResult]: Loop: 4290#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 4287#L138 assume { :end_inline_do_write_p } true; 4256#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 4212#L276 assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 4213#L149 assume 0 == ~c_dr_pc~0; 4242#L182-1 assume !false; 4224#L161 assume !(1 == ~q_free~0); 4223#L162-1 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 4237#L42-3 assume 1 == ~p_dw_pc~0; 4238#L43-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 4261#L53-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4334#L54-1 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 4331#L84-3 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 4205#L84-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 4265#L61-3 assume !(1 == ~c_dr_pc~0); 4241#L61-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 4206#L72-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4207#L73-1 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 4264#L92-3 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 4250#L92-5 assume { :end_inline_immediate_notify_threads } true;~q_read_ev~0 := 2; 4251#L182 assume ~p_last_write~0 == ~c_last_read~0; 4248#L183 assume ~p_num_write~0 == ~c_num_read~0; 4249#L182-1 assume !false; 4340#L161 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 4288#L196 assume { :end_inline_do_read_c } true; 4269#L272 assume !false; 4270#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 4225#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4226#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4341#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 4339#L252 assume 0 != eval_~tmp___1~0#1; 4338#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 4289#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 4275#L106 assume !(0 == ~p_dw_pc~0); 4266#L109 assume 1 == ~p_dw_pc~0; 4267#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 4281#L42 assume 1 == ~p_dw_pc~0; 4282#L43 assume !(1 == ~q_read_ev~0); 4283#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 4254#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4210#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 4211#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 4244#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 4215#L61 assume 1 == ~c_dr_pc~0; 4216#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 4286#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4293#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 4292#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 4268#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 4285#L117-1 assume !false; 4290#L118 [2021-12-14 23:42:24,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:24,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837262, now seen corresponding path program 2 times [2021-12-14 23:42:24,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:24,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572296288] [2021-12-14 23:42:24,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:24,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:24,371 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:24,379 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:24,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:24,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1305776789, now seen corresponding path program 1 times [2021-12-14 23:42:24,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:24,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080273210] [2021-12-14 23:42:24,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:24,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:24,400 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:24,406 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:24,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:24,406 INFO L85 PathProgramCache]: Analyzing trace with hash 267286200, now seen corresponding path program 1 times [2021-12-14 23:42:24,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:24,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490845245] [2021-12-14 23:42:24,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:24,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:24,444 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-14 23:42:24,444 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:24,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490845245] [2021-12-14 23:42:24,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490845245] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:24,444 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:24,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 23:42:24,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594978672] [2021-12-14 23:42:24,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:24,796 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:42:24,796 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:42:24,796 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:42:24,796 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:42:24,796 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:42:24,796 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:24,796 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:42:24,796 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:42:24,796 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration12_Loop [2021-12-14 23:42:24,796 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:42:24,796 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:42:24,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:24,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,018 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:42:25,018 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:42:25,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,020 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) [2021-12-14 23:42:25,020 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 [2021-12-14 23:42:25,022 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,022 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,030 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,030 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_do_write_p_#t~nondet6#1=0} Honda state: {ULTIMATE.start_do_write_p_#t~nondet6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,046 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 [2021-12-14 23:42:25,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,047 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) [2021-12-14 23:42:25,047 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 [2021-12-14 23:42:25,049 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,049 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,056 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,056 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_immediate_notify_threads_#t~ret5#1=0} Honda state: {ULTIMATE.start_immediate_notify_threads_#t~ret5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,072 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2021-12-14 23:42:25,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,073 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) [2021-12-14 23:42:25,074 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 [2021-12-14 23:42:25,075 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,076 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,083 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,083 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_write_ev~0=2} Honda state: {~q_write_ev~0=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,099 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 [2021-12-14 23:42:25,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,100 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) [2021-12-14 23:42:25,100 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 [2021-12-14 23:42:25,156 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,156 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,170 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,170 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet8#1=-8, ULTIMATE.start_eval_~tmp~1#1=-8} Honda state: {ULTIMATE.start_eval_#t~nondet8#1=-8, ULTIMATE.start_eval_~tmp~1#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2021-12-14 23:42:25,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,186 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) [2021-12-14 23:42:25,186 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 [2021-12-14 23:42:25,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,195 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,195 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_read_ev~0=2} Honda state: {~q_read_ev~0=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:25,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,211 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) [2021-12-14 23:42:25,212 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 [2021-12-14 23:42:25,214 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,214 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,226 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,227 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_exists_runnable_thread_~__retres1~2#1=1, ULTIMATE.start_exists_runnable_thread_#res#1=1, ULTIMATE.start_eval_~tmp___1~0#1=1} Honda state: {ULTIMATE.start_exists_runnable_thread_~__retres1~2#1=1, ULTIMATE.start_exists_runnable_thread_#res#1=1, ULTIMATE.start_eval_~tmp___1~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-12-14 23:42:25,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,293 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) [2021-12-14 23:42:25,294 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 [2021-12-14 23:42:25,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,302 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,303 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~ret7#1=0} Honda state: {ULTIMATE.start_eval_#t~ret7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,317 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 [2021-12-14 23:42:25,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,318 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) [2021-12-14 23:42:25,318 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 [2021-12-14 23:42:25,320 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,320 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,329 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,329 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~p_dw_st~0=1} Honda state: {~p_dw_st~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:25,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,345 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) [2021-12-14 23:42:25,345 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 [2021-12-14 23:42:25,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,354 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,354 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_free~0=0} Honda state: {~q_free~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,369 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 [2021-12-14 23:42:25,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,370 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) [2021-12-14 23:42:25,370 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 [2021-12-14 23:42:25,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,372 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:25,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,403 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) [2021-12-14 23:42:25,403 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 [2021-12-14 23:42:25,431 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:42:25,431 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,493 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,493 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c_num_read~0=1, ~p_num_write~0=2} Honda state: {~c_num_read~0=1, ~p_num_write~0=2} Generalized eigenvectors: [{~c_num_read~0=-1, ~p_num_write~0=-1}, {~c_num_read~0=4, ~p_num_write~0=4}, {~c_num_read~0=-2, ~p_num_write~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] [2021-12-14 23:42:25,508 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:25,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,509 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) [2021-12-14 23:42:25,509 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 [2021-12-14 23:42:25,510 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,511 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,517 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,517 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~p_dw_pc~0=1} Honda state: {~p_dw_pc~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:25,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,533 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) [2021-12-14 23:42:25,534 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 [2021-12-14 23:42:25,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,535 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,547 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:42:25,547 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_is_do_write_p_triggered_~__retres1~0#1=0, ULTIMATE.start_is_do_write_p_triggered_#res#1=0, ULTIMATE.start_immediate_notify_threads_~tmp~0#1=0} Honda state: {ULTIMATE.start_is_do_write_p_triggered_~__retres1~0#1=0, ULTIMATE.start_is_do_write_p_triggered_#res#1=0, ULTIMATE.start_immediate_notify_threads_~tmp~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:42:25,562 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 [2021-12-14 23:42:25,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,563 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) [2021-12-14 23:42:25,564 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 [2021-12-14 23:42:25,565 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:42:25,565 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-12-14 23:42:25,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,587 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) [2021-12-14 23:42:25,588 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 [2021-12-14 23:42:25,589 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:42:25,589 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:42:25,615 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:42:25,630 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 [2021-12-14 23:42:25,630 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:42:25,630 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:42:25,630 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:42:25,630 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:42:25,631 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:42:25,631 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,631 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:42:25,631 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:42:25,631 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration12_Loop [2021-12-14 23:42:25,631 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:42:25,631 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:42:25,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:42:25,849 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:42:25,849 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:42:25,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,860 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) [2021-12-14 23:42:25,860 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 [2021-12-14 23:42:25,862 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 [2021-12-14 23:42:25,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:25,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:25,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:25,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:25,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:25,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:25,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:25,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:25,884 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 [2021-12-14 23:42:25,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,885 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) [2021-12-14 23:42:25,885 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 [2021-12-14 23:42:25,887 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 [2021-12-14 23:42:25,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:25,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:25,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:25,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:25,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:25,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:25,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:25,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:25,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:25,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,924 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) [2021-12-14 23:42:25,924 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 [2021-12-14 23:42:25,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:42:25,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:25,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:25,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:25,932 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-14 23:42:25,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:25,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:42:25,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:25,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:25,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:25,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,952 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) [2021-12-14 23:42:25,952 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 [2021-12-14 23:42:25,954 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 [2021-12-14 23:42:25,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:25,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:25,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:25,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:25,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:25,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:25,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:25,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:25,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:25,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:25,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:25,980 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) [2021-12-14 23:42:25,980 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 [2021-12-14 23:42:25,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:42:25,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:25,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:25,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:25,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:25,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:25,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:25,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:25,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:26,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:26,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:26,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:26,005 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) [2021-12-14 23:42:26,006 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 [2021-12-14 23:42:26,007 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 [2021-12-14 23:42:26,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:26,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:26,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:26,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:26,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:26,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:26,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:26,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:26,030 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 [2021-12-14 23:42:26,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:26,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:26,031 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) [2021-12-14 23:42:26,031 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 [2021-12-14 23:42:26,032 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 [2021-12-14 23:42:26,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:26,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:26,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:26,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:26,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:26,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:26,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:26,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:26,054 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 [2021-12-14 23:42:26,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:26,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:26,055 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) [2021-12-14 23:42:26,056 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 [2021-12-14 23:42:26,057 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 [2021-12-14 23:42:26,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:26,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:26,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:26,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:26,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:26,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:26,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:26,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:26,080 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 [2021-12-14 23:42:26,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:26,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:26,081 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) [2021-12-14 23:42:26,081 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 [2021-12-14 23:42:26,082 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 [2021-12-14 23:42:26,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:26,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:26,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:26,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:26,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:26,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:26,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:26,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:26,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:26,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:26,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:26,110 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) [2021-12-14 23:42:26,110 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 [2021-12-14 23:42:26,112 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 [2021-12-14 23:42:26,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:26,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:26,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:26,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:26,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:26,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:26,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:26,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:26,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:26,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:26,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:26,143 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) [2021-12-14 23:42:26,144 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 [2021-12-14 23:42:26,188 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 [2021-12-14 23:42:26,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:26,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:26,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:26,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:26,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:26,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:26,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:26,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:42:26,213 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 [2021-12-14 23:42:26,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:26,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:26,213 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) [2021-12-14 23:42:26,214 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 [2021-12-14 23:42:26,215 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 [2021-12-14 23:42:26,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:42:26,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:42:26,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:42:26,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:42:26,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:42:26,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:42:26,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:42:26,223 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:42:26,225 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-14 23:42:26,225 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-14 23:42:26,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:42:26,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:42:26,226 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) [2021-12-14 23:42:26,226 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 [2021-12-14 23:42:26,227 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:42:26,227 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-14 23:42:26,227 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:42:26,227 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~c_dr_pc~0) = -2*~c_dr_pc~0 + 1 Supporting invariants [] [2021-12-14 23:42:26,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2021-12-14 23:42:26,243 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-14 23:42:26,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:26,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:42:26,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:42:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:26,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-14 23:42:26,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:42:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-14 23:42:26,500 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-14 23:42:26,500 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 161 states and 196 transitions. cyclomatic complexity: 36 Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 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) [2021-12-14 23:42:26,531 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 161 states and 196 transitions. cyclomatic complexity: 36. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 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 553 states and 674 transitions. Complement of second has 7 states. [2021-12-14 23:42:26,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-14 23:42:26,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 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) [2021-12-14 23:42:26,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 149 transitions. [2021-12-14 23:42:26,532 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 18 letters. Loop has 50 letters. [2021-12-14 23:42:26,532 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:42:26,532 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 68 letters. Loop has 50 letters. [2021-12-14 23:42:26,532 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:42:26,532 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 18 letters. Loop has 100 letters. [2021-12-14 23:42:26,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:42:26,533 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 553 states and 674 transitions. [2021-12-14 23:42:26,535 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 278 [2021-12-14 23:42:26,537 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 553 states to 498 states and 601 transitions. [2021-12-14 23:42:26,537 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 359 [2021-12-14 23:42:26,537 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 369 [2021-12-14 23:42:26,537 INFO L73 IsDeterministic]: Start isDeterministic. Operand 498 states and 601 transitions. [2021-12-14 23:42:26,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:42:26,537 INFO L681 BuchiCegarLoop]: Abstraction has 498 states and 601 transitions. [2021-12-14 23:42:26,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states and 601 transitions. [2021-12-14 23:42:26,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 412. [2021-12-14 23:42:26,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 412 states have (on average 1.2063106796116505) internal successors, (497), 411 states have internal predecessors, (497), 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) [2021-12-14 23:42:26,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2021-12-14 23:42:26,542 INFO L704 BuchiCegarLoop]: Abstraction has 412 states and 497 transitions. [2021-12-14 23:42:26,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:26,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 23:42:26,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 23:42:26,543 INFO L87 Difference]: Start difference. First operand 412 states and 497 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-12-14 23:42:26,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:26,609 INFO L93 Difference]: Finished difference Result 517 states and 615 transitions. [2021-12-14 23:42:26,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-14 23:42:26,610 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 517 states and 615 transitions. [2021-12-14 23:42:26,612 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 270 [2021-12-14 23:42:26,614 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 517 states to 491 states and 586 transitions. [2021-12-14 23:42:26,614 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 347 [2021-12-14 23:42:26,614 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 347 [2021-12-14 23:42:26,614 INFO L73 IsDeterministic]: Start isDeterministic. Operand 491 states and 586 transitions. [2021-12-14 23:42:26,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:42:26,615 INFO L681 BuchiCegarLoop]: Abstraction has 491 states and 586 transitions. [2021-12-14 23:42:26,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states and 586 transitions. [2021-12-14 23:42:26,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 370. [2021-12-14 23:42:26,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 370 states have (on average 1.1945945945945946) internal successors, (442), 369 states have internal predecessors, (442), 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) [2021-12-14 23:42:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 442 transitions. [2021-12-14 23:42:26,638 INFO L704 BuchiCegarLoop]: Abstraction has 370 states and 442 transitions. [2021-12-14 23:42:26,638 INFO L587 BuchiCegarLoop]: Abstraction has 370 states and 442 transitions. [2021-12-14 23:42:26,638 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-14 23:42:26,638 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 370 states and 442 transitions. [2021-12-14 23:42:26,639 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 176 [2021-12-14 23:42:26,639 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:26,639 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:26,640 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:26,640 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:26,640 INFO L791 eck$LassoCheckResult]: Stem: 6232#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 6202#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 6146#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 6147#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6092#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6093#L211-1 assume { :end_inline_init_threads } true; 6203#L323-2 assume !false; 6358#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 6357#L272 assume !false; 6356#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 6355#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 6354#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6353#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 6352#L252 assume 0 != eval_~tmp___1~0#1; 6351#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 6350#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 6349#L106 assume 0 == ~p_dw_pc~0; 6283#L117-1 assume !false; 6279#L118 assume !(0 == ~q_free~0); 6280#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 6359#L42 assume !(1 == ~p_dw_pc~0); 6240#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 6185#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 6186#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 6228#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 6229#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 6112#L61 assume 1 == ~c_dr_pc~0; 6113#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 6323#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 6324#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 6319#L92 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 6217#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 6170#L117-1 assume !false; 6171#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 6260#L138 assume { :end_inline_do_write_p } true; 6261#L257 [2021-12-14 23:42:26,640 INFO L793 eck$LassoCheckResult]: Loop: 6261#L257 assume !(0 == ~c_dr_st~0); 6373#L272 assume !false; 6415#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 6414#L224 assume !(0 == ~p_dw_st~0); 6412#L228 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 6410#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6411#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 6377#L252 assume 0 != eval_~tmp___1~0#1; 6376#L252-1 assume !(0 == ~p_dw_st~0); 6261#L257 [2021-12-14 23:42:26,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:26,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1627602320, now seen corresponding path program 1 times [2021-12-14 23:42:26,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:26,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602204613] [2021-12-14 23:42:26,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:26,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:26,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2021-12-14 23:42:26,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:26,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:26,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602204613] [2021-12-14 23:42:26,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602204613] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:26,673 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:26,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 23:42:26,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55001159] [2021-12-14 23:42:26,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:26,673 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:42:26,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:26,673 INFO L85 PathProgramCache]: Analyzing trace with hash 718963476, now seen corresponding path program 1 times [2021-12-14 23:42:26,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:26,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286328246] [2021-12-14 23:42:26,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:26,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:26,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:26,680 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:26,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286328246] [2021-12-14 23:42:26,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286328246] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:26,680 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:26,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-14 23:42:26,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039393343] [2021-12-14 23:42:26,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:26,680 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:42:26,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:26,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 23:42:26,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 23:42:26,681 INFO L87 Difference]: Start difference. First operand 370 states and 442 transitions. cyclomatic complexity: 77 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-12-14 23:42:26,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:26,692 INFO L93 Difference]: Finished difference Result 424 states and 485 transitions. [2021-12-14 23:42:26,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 23:42:26,692 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 424 states and 485 transitions. [2021-12-14 23:42:26,694 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 159 [2021-12-14 23:42:26,696 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 424 states to 376 states and 427 transitions. [2021-12-14 23:42:26,696 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 285 [2021-12-14 23:42:26,696 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 301 [2021-12-14 23:42:26,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 376 states and 427 transitions. [2021-12-14 23:42:26,696 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:42:26,696 INFO L681 BuchiCegarLoop]: Abstraction has 376 states and 427 transitions. [2021-12-14 23:42:26,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states and 427 transitions. [2021-12-14 23:42:26,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 282. [2021-12-14 23:42:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 282 states have (on average 1.1560283687943262) internal successors, (326), 281 states have internal predecessors, (326), 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) [2021-12-14 23:42:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 326 transitions. [2021-12-14 23:42:26,700 INFO L704 BuchiCegarLoop]: Abstraction has 282 states and 326 transitions. [2021-12-14 23:42:26,700 INFO L587 BuchiCegarLoop]: Abstraction has 282 states and 326 transitions. [2021-12-14 23:42:26,700 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-14 23:42:26,700 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 282 states and 326 transitions. [2021-12-14 23:42:26,701 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 94 [2021-12-14 23:42:26,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:26,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:26,701 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:26,701 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:26,701 INFO L791 eck$LassoCheckResult]: Stem: 7018#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 6991#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 6942#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 6943#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6901#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6902#L211-1 assume { :end_inline_init_threads } true; 6992#L323-2 assume !false; 7078#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 7076#L272 assume !false; 7074#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7072#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7070#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7068#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 7066#L252 assume 0 != eval_~tmp___1~0#1; 7064#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 7062#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 7059#L106 assume 0 == ~p_dw_pc~0; 7058#L117-1 assume !false; 7056#L118 assume !(0 == ~q_free~0); 7057#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 7164#L42 assume !(1 == ~p_dw_pc~0); 7161#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 7159#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 7158#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 7156#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 7154#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 7153#L61 assume 1 == ~c_dr_pc~0; 7151#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 7149#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 7146#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 7143#L92 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 7140#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 7138#L117-1 assume !false; 7107#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 7104#L138 assume { :end_inline_do_write_p } true; 7102#L257 [2021-12-14 23:42:26,701 INFO L793 eck$LassoCheckResult]: Loop: 7102#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 6911#L276 assume !(0 != eval_~tmp___0~1#1); 6913#L272 assume !false; 7116#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7114#L224 assume !(0 == ~p_dw_st~0); 7112#L228 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7111#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7110#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 7108#L252 assume 0 != eval_~tmp___1~0#1; 7105#L252-1 assume !(0 == ~p_dw_st~0); 7102#L257 [2021-12-14 23:42:26,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:26,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1627602320, now seen corresponding path program 2 times [2021-12-14 23:42:26,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:26,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578497559] [2021-12-14 23:42:26,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:26,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:42:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:42:26,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:42:26,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578497559] [2021-12-14 23:42:26,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578497559] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:42:26,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:42:26,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 23:42:26,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919465301] [2021-12-14 23:42:26,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:42:26,733 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:42:26,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:26,733 INFO L85 PathProgramCache]: Analyzing trace with hash -934954508, now seen corresponding path program 1 times [2021-12-14 23:42:26,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:26,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46290931] [2021-12-14 23:42:26,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:26,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:26,736 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:26,737 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:26,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:42:26,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 23:42:26,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-14 23:42:26,764 INFO L87 Difference]: Start difference. First operand 282 states and 326 transitions. cyclomatic complexity: 48 Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 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) [2021-12-14 23:42:26,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:42:26,819 INFO L93 Difference]: Finished difference Result 454 states and 501 transitions. [2021-12-14 23:42:26,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 23:42:26,819 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 454 states and 501 transitions. [2021-12-14 23:42:26,822 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 180 [2021-12-14 23:42:26,823 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 454 states to 453 states and 500 transitions. [2021-12-14 23:42:26,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 348 [2021-12-14 23:42:26,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 348 [2021-12-14 23:42:26,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 453 states and 500 transitions. [2021-12-14 23:42:26,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:42:26,824 INFO L681 BuchiCegarLoop]: Abstraction has 453 states and 500 transitions. [2021-12-14 23:42:26,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states and 500 transitions. [2021-12-14 23:42:26,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 298. [2021-12-14 23:42:26,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 298 states have (on average 1.1275167785234899) internal successors, (336), 297 states have internal predecessors, (336), 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) [2021-12-14 23:42:26,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 336 transitions. [2021-12-14 23:42:26,828 INFO L704 BuchiCegarLoop]: Abstraction has 298 states and 336 transitions. [2021-12-14 23:42:26,828 INFO L587 BuchiCegarLoop]: Abstraction has 298 states and 336 transitions. [2021-12-14 23:42:26,828 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-14 23:42:26,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 298 states and 336 transitions. [2021-12-14 23:42:26,829 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 112 [2021-12-14 23:42:26,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:42:26,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:42:26,830 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:26,830 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:42:26,830 INFO L791 eck$LassoCheckResult]: Stem: 7768#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 7743#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 7693#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 7694#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 7649#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 7650#L211-1 assume { :end_inline_init_threads } true; 7744#L323-2 assume !false; 7823#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 7822#L272 assume !false; 7821#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7820#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7819#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7818#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 7817#L252 assume 0 != eval_~tmp___1~0#1; 7816#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 7815#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 7812#L106 assume 0 == ~p_dw_pc~0; 7811#L117-1 assume !false; 7810#L118 assume !(0 == ~q_free~0); 7769#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 7770#L42 assume !(1 == ~p_dw_pc~0); 7783#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 7729#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 7651#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 7652#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 7765#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 7922#L61 assume !(1 == ~c_dr_pc~0); 7921#L61-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 7920#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 7919#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 7916#L92 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 7917#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 7907#L117-1 assume !false; 7908#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 7856#L138 assume { :end_inline_do_write_p } true; 7886#L257 [2021-12-14 23:42:26,830 INFO L793 eck$LassoCheckResult]: Loop: 7886#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 7663#L276 assume !(0 != eval_~tmp___0~1#1); 7664#L272 assume !false; 7926#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7927#L224 assume !(0 == ~p_dw_st~0); 7909#L228 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7910#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7892#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 7893#L252 assume 0 != eval_~tmp___1~0#1; 7887#L252-1 assume !(0 == ~p_dw_st~0); 7886#L257 [2021-12-14 23:42:26,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:26,830 INFO L85 PathProgramCache]: Analyzing trace with hash -567716911, now seen corresponding path program 1 times [2021-12-14 23:42:26,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:26,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280411680] [2021-12-14 23:42:26,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:26,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:26,835 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:26,846 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:26,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:26,847 INFO L85 PathProgramCache]: Analyzing trace with hash -934954508, now seen corresponding path program 2 times [2021-12-14 23:42:26,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:26,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212281469] [2021-12-14 23:42:26,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:26,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:26,849 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:26,852 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:26,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:42:26,852 INFO L85 PathProgramCache]: Analyzing trace with hash -420181564, now seen corresponding path program 1 times [2021-12-14 23:42:26,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:42:26,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254277872] [2021-12-14 23:42:26,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:42:26,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:42:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:26,857 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:42:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:42:26,864 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:42:27,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.12 11:42:27 BoogieIcfgContainer [2021-12-14 23:42:27,387 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-14 23:42:27,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 23:42:27,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 23:42:27,391 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 23:42:27,391 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:42:16" (3/4) ... [2021-12-14 23:42:27,393 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-12-14 23:42:27,428 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 23:42:27,428 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 23:42:27,428 INFO L158 Benchmark]: Toolchain (without parser) took 11782.06ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 45.1MB in the beginning and 49.2MB in the end (delta: -4.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2021-12-14 23:42:27,428 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 83.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:42:27,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.47ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 44.9MB in the beginning and 81.0MB in the end (delta: -36.1MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-12-14 23:42:27,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.05ms. Allocated memory is still 104.9MB. Free memory was 81.0MB in the beginning and 79.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 23:42:27,429 INFO L158 Benchmark]: Boogie Preprocessor took 38.65ms. Allocated memory is still 104.9MB. Free memory was 79.0MB in the beginning and 77.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 23:42:27,429 INFO L158 Benchmark]: RCFGBuilder took 345.75ms. Allocated memory is still 104.9MB. Free memory was 77.5MB in the beginning and 63.4MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-14 23:42:27,429 INFO L158 Benchmark]: BuchiAutomizer took 11054.25ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 52.4MB in the end (delta: 11.1MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2021-12-14 23:42:27,430 INFO L158 Benchmark]: Witness Printer took 40.69ms. Allocated memory is still 125.8MB. Free memory was 52.4MB in the beginning and 49.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-14 23:42:27,431 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 83.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.47ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 44.9MB in the beginning and 81.0MB in the end (delta: -36.1MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.05ms. Allocated memory is still 104.9MB. Free memory was 81.0MB in the beginning and 79.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.65ms. Allocated memory is still 104.9MB. Free memory was 79.0MB in the beginning and 77.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 345.75ms. Allocated memory is still 104.9MB. Free memory was 77.5MB in the beginning and 63.4MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 11054.25ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 52.4MB in the end (delta: 11.1MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Witness Printer took 40.69ms. Allocated memory is still 125.8MB. Free memory was 52.4MB in the beginning and 49.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 15 terminating modules (13 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function q_free and consists of 6 locations. One deterministic module has affine ranking function -2 * c_dr_pc + 1 and consists of 4 locations. 13 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 298 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.0s and 15 iterations. TraceHistogramMax:2. Analysis of lassos took 9.5s. Construction of modules took 0.2s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 8. Minimization of nondet autom 7. Automata minimization 0.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 1096 StatesRemovedByMinimization, 11 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 441 states and ocurred in iteration 9. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 2/2 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2252 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2251 mSDsluCounter, 4481 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2466 mSDsCounter, 74 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 346 IncrementalHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 74 mSolverCounterUnsat, 2015 mSDtfsCounter, 346 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI7 SFLT0 conc0 concLT1 SILN1 SILU0 SILI4 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital93 mio100 ax100 hnf100 lsp18 ukn92 mio100 lsp100 div100 bol100 ite100 ukn100 eq213 hnf86 smp100 dnf111 smp100 tf105 neg95 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 82ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 13 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 272]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=1} State at position 1 is {p_last_write=5, c_dr_i=1, c_dr_pc=0, a_t=0, NULL=0, \result=0, NULL=1, __retres1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@518b8853=0, c_num_read=0, c_dr_st=0, q_read_ev=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@60c2cd18=0, p_dw_i=1, tmp=0, q_write_ev=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21ccb6e7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@31179fda=0, tmp___1=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@71a9712b=0, p_dw_pc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a1e303f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@48d7d3bd=0, __retres1=1, q_free=0, tmp=4, \result=0, p_dw_st=2, __retres1=0, tmp=0, tmp___0=0, c_last_read=0, NULL=0, \result=0, kernel_st=1, p_num_write=1, q_buf_0=5, __retres1=0, tmp___0=0, \result=1} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 247]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L24] int q_buf_0 ; [L25] int q_free ; [L26] int q_read_ev ; [L27] int q_write_ev ; [L28] int p_num_write ; [L29] int p_last_write ; [L30] int p_dw_st ; [L31] int p_dw_pc ; [L32] int p_dw_i ; [L33] int c_num_read ; [L34] int c_last_read ; [L35] int c_dr_st ; [L36] int c_dr_pc ; [L37] int c_dr_i ; [L144] static int a_t ; [L360] int __retres1 ; [L364] CALL init_model() [L346] q_free = 1 [L347] q_write_ev = 2 [L348] q_read_ev = q_write_ev [L349] p_num_write = 0 [L350] p_dw_pc = 0 [L351] p_dw_i = 1 [L352] c_num_read = 0 [L353] c_dr_pc = 0 [L354] c_dr_i = 1 [L364] RET init_model() [L365] CALL start_simulation() [L314] int kernel_st ; [L315] int tmp ; [L319] kernel_st = 0 [L320] CALL init_threads() [L206] COND TRUE (int )p_dw_i == 1 [L207] p_dw_st = 0 [L211] COND TRUE (int )c_dr_i == 1 [L212] c_dr_st = 0 [L320] RET init_threads() [L323] COND TRUE 1 [L326] kernel_st = 1 [L327] CALL eval() [L241] int tmp ; [L242] int tmp___0 ; [L243] int tmp___1 ; [L247] COND TRUE 1 [L250] CALL, EXPR exists_runnable_thread() [L221] int __retres1 ; [L224] COND TRUE (int )p_dw_st == 0 [L225] __retres1 = 1 [L237] return (__retres1); [L250] RET, EXPR exists_runnable_thread() [L250] tmp___1 = exists_runnable_thread() [L252] COND TRUE \read(tmp___1) [L257] COND TRUE (int )p_dw_st == 0 [L259] tmp = __VERIFIER_nondet_int() [L261] COND TRUE \read(tmp) [L263] p_dw_st = 1 [L264] CALL do_write_p() [L106] COND TRUE (int )p_dw_pc == 0 [L117] COND TRUE 1 [L119] COND FALSE !((int )q_free == 0) [L129] q_buf_0 = __VERIFIER_nondet_int() [L130] p_last_write = q_buf_0 [L131] p_num_write += 1 [L132] q_free = 0 [L133] q_write_ev = 1 [L134] CALL immediate_notify_threads() [L77] int tmp ; [L78] int tmp___0 ; [L82] CALL, EXPR is_do_write_p_triggered() [L39] int __retres1 ; [L42] COND FALSE !((int )p_dw_pc == 1) [L52] __retres1 = 0 [L54] return (__retres1); [L82] RET, EXPR is_do_write_p_triggered() [L82] tmp = is_do_write_p_triggered() [L84] COND FALSE !(\read(tmp)) [L90] CALL, EXPR is_do_read_c_triggered() [L58] int __retres1 ; [L61] COND FALSE !((int )c_dr_pc == 1) [L71] __retres1 = 0 [L73] return (__retres1); [L90] RET, EXPR is_do_read_c_triggered() [L90] tmp___0 = is_do_read_c_triggered() [L92] COND FALSE !(\read(tmp___0)) [L134] RET immediate_notify_threads() [L135] q_write_ev = 2 [L117] COND TRUE 1 [L119] COND TRUE (int )q_free == 0 [L120] p_dw_st = 2 [L121] p_dw_pc = 1 [L264] RET do_write_p() Loop: [L272] COND TRUE (int )c_dr_st == 0 [L274] tmp___0 = __VERIFIER_nondet_int() [L276] COND FALSE !(\read(tmp___0)) [L247] COND TRUE 1 [L250] CALL, EXPR exists_runnable_thread() [L221] int __retres1 ; [L224] COND FALSE !((int )p_dw_st == 0) [L228] COND TRUE (int )c_dr_st == 0 [L229] __retres1 = 1 [L237] return (__retres1); [L250] RET, EXPR exists_runnable_thread() [L250] tmp___1 = exists_runnable_thread() [L252] COND TRUE \read(tmp___1) [L257] COND FALSE !((int )p_dw_st == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-12-14 23:42:27,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)