./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-19 19:15:26,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 19:15:26,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 19:15:26,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 19:15:26,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 19:15:26,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 19:15:26,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 19:15:26,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 19:15:26,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 19:15:26,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 19:15:26,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 19:15:26,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 19:15:26,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 19:15:26,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 19:15:26,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 19:15:26,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 19:15:26,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 19:15:26,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 19:15:26,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 19:15:26,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 19:15:26,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 19:15:26,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 19:15:26,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 19:15:26,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 19:15:26,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 19:15:26,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 19:15:26,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 19:15:26,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 19:15:26,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 19:15:26,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 19:15:26,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 19:15:26,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 19:15:26,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 19:15:26,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 19:15:26,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 19:15:26,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 19:15:26,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 19:15:26,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 19:15:26,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 19:15:26,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 19:15:26,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 19:15:26,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 19:15:26,380 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 19:15:26,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 19:15:26,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 19:15:26,381 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 19:15:26,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 19:15:26,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 19:15:26,382 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 19:15:26,382 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 19:15:26,382 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 19:15:26,382 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 19:15:26,383 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 19:15:26,383 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 19:15:26,383 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 19:15:26,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 19:15:26,384 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 19:15:26,384 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 19:15:26,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 19:15:26,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 19:15:26,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 19:15:26,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 19:15:26,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 19:15:26,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 19:15:26,385 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 19:15:26,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 19:15:26,385 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 19:15:26,385 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 19:15:26,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 19:15:26,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 19:15:26,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 19:15:26,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 19:15:26,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 19:15:26,386 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 19:15:26,387 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 19:15:26,387 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c74d959057dcef9924c2fba34a5baac5be90cef6ad1eac335d6f9d2397fc60bb [2021-12-19 19:15:26,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 19:15:26,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 19:15:26,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 19:15:26,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 19:15:26,599 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 19:15:26,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2021-12-19 19:15:26,636 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17eb53608/a60e21d6eb1d4329abdf119b4174cddd/FLAG114879a7e [2021-12-19 19:15:26,989 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 19:15:26,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2021-12-19 19:15:26,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17eb53608/a60e21d6eb1d4329abdf119b4174cddd/FLAG114879a7e [2021-12-19 19:15:27,002 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17eb53608/a60e21d6eb1d4329abdf119b4174cddd [2021-12-19 19:15:27,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 19:15:27,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 19:15:27,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 19:15:27,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 19:15:27,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 19:15:27,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cc9aaea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27, skipping insertion in model container [2021-12-19 19:15:27,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 19:15:27,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 19:15:27,200 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] [2021-12-19 19:15:27,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 19:15:27,256 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 19:15:27,267 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] [2021-12-19 19:15:27,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 19:15:27,302 INFO L208 MainTranslator]: Completed translation [2021-12-19 19:15:27,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27 WrapperNode [2021-12-19 19:15:27,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 19:15:27,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 19:15:27,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 19:15:27,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 19:15:27,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,344 INFO L137 Inliner]: procedures = 24, calls = 23, calls flagged for inlining = 18, calls inlined = 20, statements flattened = 260 [2021-12-19 19:15:27,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 19:15:27,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 19:15:27,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 19:15:27,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 19:15:27,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 19:15:27,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 19:15:27,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 19:15:27,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 19:15:27,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (1/1) ... [2021-12-19 19:15:27,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:27,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:27,449 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) [2021-12-19 19:15:27,515 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 [2021-12-19 19:15:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 19:15:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 19:15:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 19:15:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 19:15:27,606 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 19:15:27,607 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 19:15:27,836 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 19:15:27,841 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 19:15:27,846 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-19 19:15:27,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 07:15:27 BoogieIcfgContainer [2021-12-19 19:15:27,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 19:15:27,849 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 19:15:27,849 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 19:15:27,851 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 19:15:27,852 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 19:15:27,852 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 07:15:27" (1/3) ... [2021-12-19 19:15:27,853 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4129413f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 07:15:27, skipping insertion in model container [2021-12-19 19:15:27,853 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 19:15:27,853 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:15:27" (2/3) ... [2021-12-19 19:15:27,853 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4129413f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 07:15:27, skipping insertion in model container [2021-12-19 19:15:27,853 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 19:15:27,854 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 07:15:27" (3/3) ... [2021-12-19 19:15:27,855 INFO L388 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_1.cil-1.c [2021-12-19 19:15:27,892 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 19:15:27,893 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 19:15:27,893 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 19:15:27,893 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 19:15:27,893 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 19:15:27,893 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 19:15:27,893 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 19:15:27,894 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 19:15:27,907 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) [2021-12-19 19:15:27,930 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 71 [2021-12-19 19:15:27,945 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:27,945 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:27,950 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:15:27,950 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:27,951 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 19:15:27,952 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) [2021-12-19 19:15:27,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 71 [2021-12-19 19:15:27,961 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:27,961 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:27,962 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:15:27,962 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:27,968 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 [2021-12-19 19:15:27,968 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 [2021-12-19 19:15:27,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:27,972 INFO L85 PathProgramCache]: Analyzing trace with hash 889479019, now seen corresponding path program 1 times [2021-12-19 19:15:27,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:27,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65958087] [2021-12-19 19:15:27,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:27,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65958087] [2021-12-19 19:15:28,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65958087] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,130 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:15:28,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566689540] [2021-12-19 19:15:28,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,135 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:15:28,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1504754769, now seen corresponding path program 1 times [2021-12-19 19:15:28,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170557925] [2021-12-19 19:15:28,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170557925] [2021-12-19 19:15:28,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170557925] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 19:15:28,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605454597] [2021-12-19 19:15:28,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,167 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:28,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:28,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:15:28,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:15:28,196 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) [2021-12-19 19:15:28,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:28,224 INFO L93 Difference]: Finished difference Result 78 states and 106 transitions. [2021-12-19 19:15:28,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:15:28,228 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 106 transitions. [2021-12-19 19:15:28,234 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2021-12-19 19:15:28,237 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 71 states and 99 transitions. [2021-12-19 19:15:28,238 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2021-12-19 19:15:28,239 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2021-12-19 19:15:28,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 99 transitions. [2021-12-19 19:15:28,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 19:15:28,240 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-12-19 19:15:28,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 99 transitions. [2021-12-19 19:15:28,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-12-19 19:15:28,259 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) [2021-12-19 19:15:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-12-19 19:15:28,262 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-12-19 19:15:28,262 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-12-19 19:15:28,263 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 19:15:28,263 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 99 transitions. [2021-12-19 19:15:28,265 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2021-12-19 19:15:28,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:28,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:28,266 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,266 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,266 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 [2021-12-19 19:15:28,266 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 [2021-12-19 19:15:28,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,267 INFO L85 PathProgramCache]: Analyzing trace with hash 889477097, now seen corresponding path program 1 times [2021-12-19 19:15:28,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507772729] [2021-12-19 19:15:28,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507772729] [2021-12-19 19:15:28,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507772729] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:15:28,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641139650] [2021-12-19 19:15:28,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,310 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:15:28,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1251467551, now seen corresponding path program 1 times [2021-12-19 19:15:28,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598719497] [2021-12-19 19:15:28,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,367 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598719497] [2021-12-19 19:15:28,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598719497] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,368 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:15:28,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486321787] [2021-12-19 19:15:28,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,368 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:28,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:28,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:15:28,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:15:28,369 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) [2021-12-19 19:15:28,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:28,382 INFO L93 Difference]: Finished difference Result 71 states and 98 transitions. [2021-12-19 19:15:28,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:15:28,382 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 98 transitions. [2021-12-19 19:15:28,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2021-12-19 19:15:28,385 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 71 states and 98 transitions. [2021-12-19 19:15:28,385 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2021-12-19 19:15:28,386 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2021-12-19 19:15:28,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 98 transitions. [2021-12-19 19:15:28,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 19:15:28,387 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2021-12-19 19:15:28,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 98 transitions. [2021-12-19 19:15:28,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-12-19 19:15:28,390 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) [2021-12-19 19:15:28,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 98 transitions. [2021-12-19 19:15:28,391 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2021-12-19 19:15:28,391 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2021-12-19 19:15:28,391 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 19:15:28,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 98 transitions. [2021-12-19 19:15:28,392 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2021-12-19 19:15:28,392 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:28,392 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:28,393 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,393 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,393 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 [2021-12-19 19:15:28,393 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 [2021-12-19 19:15:28,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,394 INFO L85 PathProgramCache]: Analyzing trace with hash 889477035, now seen corresponding path program 1 times [2021-12-19 19:15:28,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23109463] [2021-12-19 19:15:28,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,401 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,434 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:28,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1251467551, now seen corresponding path program 2 times [2021-12-19 19:15:28,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411763568] [2021-12-19 19:15:28,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,476 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411763568] [2021-12-19 19:15:28,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411763568] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:15:28,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781657715] [2021-12-19 19:15:28,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,478 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:28,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:28,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 19:15:28,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 19:15:28,479 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) [2021-12-19 19:15:28,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:28,531 INFO L93 Difference]: Finished difference Result 139 states and 190 transitions. [2021-12-19 19:15:28,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-19 19:15:28,532 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 139 states and 190 transitions. [2021-12-19 19:15:28,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 133 [2021-12-19 19:15:28,534 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 139 states to 139 states and 190 transitions. [2021-12-19 19:15:28,534 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 139 [2021-12-19 19:15:28,534 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 139 [2021-12-19 19:15:28,534 INFO L73 IsDeterministic]: Start isDeterministic. Operand 139 states and 190 transitions. [2021-12-19 19:15:28,535 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 19:15:28,535 INFO L681 BuchiCegarLoop]: Abstraction has 139 states and 190 transitions. [2021-12-19 19:15:28,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states and 190 transitions. [2021-12-19 19:15:28,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 74. [2021-12-19 19:15:28,542 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) [2021-12-19 19:15:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 101 transitions. [2021-12-19 19:15:28,542 INFO L704 BuchiCegarLoop]: Abstraction has 74 states and 101 transitions. [2021-12-19 19:15:28,542 INFO L587 BuchiCegarLoop]: Abstraction has 74 states and 101 transitions. [2021-12-19 19:15:28,543 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 19:15:28,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 74 states and 101 transitions. [2021-12-19 19:15:28,543 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2021-12-19 19:15:28,543 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:28,543 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:28,555 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,555 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,556 INFO L791 eck$LassoCheckResult]: Stem: 611#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 601#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 573#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 574#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 549#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 550#L211-1 assume { :end_inline_init_threads } true; 602#L323-2 [2021-12-19 19:15:28,556 INFO L793 eck$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 [2021-12-19 19:15:28,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,556 INFO L85 PathProgramCache]: Analyzing trace with hash 889477035, now seen corresponding path program 2 times [2021-12-19 19:15:28,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975679821] [2021-12-19 19:15:28,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,562 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,567 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:28,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,567 INFO L85 PathProgramCache]: Analyzing trace with hash 960183933, now seen corresponding path program 1 times [2021-12-19 19:15:28,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533575489] [2021-12-19 19:15:28,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,581 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533575489] [2021-12-19 19:15:28,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533575489] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,581 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:15:28,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387735525] [2021-12-19 19:15:28,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,582 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:28,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:28,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:15:28,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:15:28,583 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) [2021-12-19 19:15:28,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:28,605 INFO L93 Difference]: Finished difference Result 120 states and 160 transitions. [2021-12-19 19:15:28,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:15:28,606 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 160 transitions. [2021-12-19 19:15:28,620 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2021-12-19 19:15:28,621 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 120 states and 160 transitions. [2021-12-19 19:15:28,621 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 120 [2021-12-19 19:15:28,622 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120 [2021-12-19 19:15:28,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120 states and 160 transitions. [2021-12-19 19:15:28,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 19:15:28,622 INFO L681 BuchiCegarLoop]: Abstraction has 120 states and 160 transitions. [2021-12-19 19:15:28,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states and 160 transitions. [2021-12-19 19:15:28,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 103. [2021-12-19 19:15:28,625 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) [2021-12-19 19:15:28,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 136 transitions. [2021-12-19 19:15:28,626 INFO L704 BuchiCegarLoop]: Abstraction has 103 states and 136 transitions. [2021-12-19 19:15:28,626 INFO L587 BuchiCegarLoop]: Abstraction has 103 states and 136 transitions. [2021-12-19 19:15:28,626 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 19:15:28,626 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 103 states and 136 transitions. [2021-12-19 19:15:28,626 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 95 [2021-12-19 19:15:28,626 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:28,626 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:28,627 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,627 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] [2021-12-19 19:15:28,640 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 [2021-12-19 19:15:28,640 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 [2021-12-19 19:15:28,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,641 INFO L85 PathProgramCache]: Analyzing trace with hash 88939597, now seen corresponding path program 1 times [2021-12-19 19:15:28,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924495915] [2021-12-19 19:15:28,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,647 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,652 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:28,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1011488296, now seen corresponding path program 1 times [2021-12-19 19:15:28,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747904145] [2021-12-19 19:15:28,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,680 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747904145] [2021-12-19 19:15:28,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747904145] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,680 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:15:28,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837807253] [2021-12-19 19:15:28,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,681 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:28,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:28,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:15:28,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:15:28,682 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) [2021-12-19 19:15:28,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:28,705 INFO L93 Difference]: Finished difference Result 120 states and 158 transitions. [2021-12-19 19:15:28,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:15:28,706 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 158 transitions. [2021-12-19 19:15:28,706 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2021-12-19 19:15:28,707 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 120 states and 158 transitions. [2021-12-19 19:15:28,707 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 120 [2021-12-19 19:15:28,707 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120 [2021-12-19 19:15:28,707 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120 states and 158 transitions. [2021-12-19 19:15:28,708 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 19:15:28,708 INFO L681 BuchiCegarLoop]: Abstraction has 120 states and 158 transitions. [2021-12-19 19:15:28,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states and 158 transitions. [2021-12-19 19:15:28,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 103. [2021-12-19 19:15:28,713 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) [2021-12-19 19:15:28,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 134 transitions. [2021-12-19 19:15:28,713 INFO L704 BuchiCegarLoop]: Abstraction has 103 states and 134 transitions. [2021-12-19 19:15:28,713 INFO L587 BuchiCegarLoop]: Abstraction has 103 states and 134 transitions. [2021-12-19 19:15:28,713 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 19:15:28,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 103 states and 134 transitions. [2021-12-19 19:15:28,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 95 [2021-12-19 19:15:28,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:28,715 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:28,715 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,716 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] [2021-12-19 19:15:28,717 INFO L791 eck$LassoCheckResult]: Stem: 1045#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1032#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1003#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 1004#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 974#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 975#L211-1 assume { :end_inline_init_threads } true; 1033#L323-2 assume !false; 1066#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 1064#L272 [2021-12-19 19:15:28,717 INFO L793 eck$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 [2021-12-19 19:15:28,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,718 INFO L85 PathProgramCache]: Analyzing trace with hash 88939597, now seen corresponding path program 2 times [2021-12-19 19:15:28,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992442286] [2021-12-19 19:15:28,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,728 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,733 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:28,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1777713214, now seen corresponding path program 1 times [2021-12-19 19:15:28,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068733786] [2021-12-19 19:15:28,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068733786] [2021-12-19 19:15:28,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068733786] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:15:28,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579618226] [2021-12-19 19:15:28,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,760 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:28,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:28,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:15:28,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:15:28,761 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) [2021-12-19 19:15:28,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:28,778 INFO L93 Difference]: Finished difference Result 129 states and 163 transitions. [2021-12-19 19:15:28,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:15:28,780 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 129 states and 163 transitions. [2021-12-19 19:15:28,780 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111 [2021-12-19 19:15:28,782 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 129 states to 129 states and 163 transitions. [2021-12-19 19:15:28,782 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 129 [2021-12-19 19:15:28,782 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 129 [2021-12-19 19:15:28,782 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 163 transitions. [2021-12-19 19:15:28,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 19:15:28,783 INFO L681 BuchiCegarLoop]: Abstraction has 129 states and 163 transitions. [2021-12-19 19:15:28,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 163 transitions. [2021-12-19 19:15:28,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-12-19 19:15:28,786 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) [2021-12-19 19:15:28,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 163 transitions. [2021-12-19 19:15:28,787 INFO L704 BuchiCegarLoop]: Abstraction has 129 states and 163 transitions. [2021-12-19 19:15:28,787 INFO L587 BuchiCegarLoop]: Abstraction has 129 states and 163 transitions. [2021-12-19 19:15:28,787 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 19:15:28,787 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 129 states and 163 transitions. [2021-12-19 19:15:28,788 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111 [2021-12-19 19:15:28,788 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:28,788 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:28,788 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,788 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,789 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 [2021-12-19 19:15:28,789 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 [2021-12-19 19:15:28,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 1 times [2021-12-19 19:15:28,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222463607] [2021-12-19 19:15:28,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,794 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,800 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:28,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,802 INFO L85 PathProgramCache]: Analyzing trace with hash -572267128, now seen corresponding path program 1 times [2021-12-19 19:15:28,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153545502] [2021-12-19 19:15:28,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153545502] [2021-12-19 19:15:28,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153545502] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:15:28,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967888782] [2021-12-19 19:15:28,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,852 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:28,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:28,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 19:15:28,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 19:15:28,853 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) [2021-12-19 19:15:28,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:28,904 INFO L93 Difference]: Finished difference Result 285 states and 356 transitions. [2021-12-19 19:15:28,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-19 19:15:28,904 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 285 states and 356 transitions. [2021-12-19 19:15:28,906 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 264 [2021-12-19 19:15:28,907 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 285 states to 285 states and 356 transitions. [2021-12-19 19:15:28,907 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 285 [2021-12-19 19:15:28,907 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 285 [2021-12-19 19:15:28,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 285 states and 356 transitions. [2021-12-19 19:15:28,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 19:15:28,908 INFO L681 BuchiCegarLoop]: Abstraction has 285 states and 356 transitions. [2021-12-19 19:15:28,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states and 356 transitions. [2021-12-19 19:15:28,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 138. [2021-12-19 19:15:28,911 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) [2021-12-19 19:15:28,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 171 transitions. [2021-12-19 19:15:28,911 INFO L704 BuchiCegarLoop]: Abstraction has 138 states and 171 transitions. [2021-12-19 19:15:28,911 INFO L587 BuchiCegarLoop]: Abstraction has 138 states and 171 transitions. [2021-12-19 19:15:28,911 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-19 19:15:28,911 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 171 transitions. [2021-12-19 19:15:28,912 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 120 [2021-12-19 19:15:28,912 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:28,912 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:28,913 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,913 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:28,913 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 [2021-12-19 19:15:28,913 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 [2021-12-19 19:15:28,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 2 times [2021-12-19 19:15:28,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606887428] [2021-12-19 19:15:28,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,918 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:28,923 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:28,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:28,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1175668571, now seen corresponding path program 1 times [2021-12-19 19:15:28,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:28,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939123014] [2021-12-19 19:15:28,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:28,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:28,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:28,960 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:28,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939123014] [2021-12-19 19:15:28,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939123014] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:28,960 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:28,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:15:28,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390381689] [2021-12-19 19:15:28,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:28,963 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:28,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:28,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 19:15:28,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 19:15:28,964 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) [2021-12-19 19:15:29,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:29,006 INFO L93 Difference]: Finished difference Result 306 states and 370 transitions. [2021-12-19 19:15:29,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-19 19:15:29,006 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 306 states and 370 transitions. [2021-12-19 19:15:29,008 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 288 [2021-12-19 19:15:29,009 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 306 states to 306 states and 370 transitions. [2021-12-19 19:15:29,009 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 306 [2021-12-19 19:15:29,009 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 306 [2021-12-19 19:15:29,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 306 states and 370 transitions. [2021-12-19 19:15:29,009 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 19:15:29,009 INFO L681 BuchiCegarLoop]: Abstraction has 306 states and 370 transitions. [2021-12-19 19:15:29,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states and 370 transitions. [2021-12-19 19:15:29,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 150. [2021-12-19 19:15:29,012 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) [2021-12-19 19:15:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 183 transitions. [2021-12-19 19:15:29,012 INFO L704 BuchiCegarLoop]: Abstraction has 150 states and 183 transitions. [2021-12-19 19:15:29,012 INFO L587 BuchiCegarLoop]: Abstraction has 150 states and 183 transitions. [2021-12-19 19:15:29,012 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-19 19:15:29,012 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 150 states and 183 transitions. [2021-12-19 19:15:29,013 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 132 [2021-12-19 19:15:29,013 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:29,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:29,013 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:29,013 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:29,013 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 [2021-12-19 19:15:29,013 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 [2021-12-19 19:15:29,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:29,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 3 times [2021-12-19 19:15:29,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:29,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202200142] [2021-12-19 19:15:29,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:29,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:29,018 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:29,032 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:29,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:29,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1175668509, now seen corresponding path program 1 times [2021-12-19 19:15:29,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:29,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461436110] [2021-12-19 19:15:29,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:29,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:29,042 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:29,053 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:29,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:29,054 INFO L85 PathProgramCache]: Analyzing trace with hash -667670147, now seen corresponding path program 1 times [2021-12-19 19:15:29,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:29,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385817707] [2021-12-19 19:15:29,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:29,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:29,064 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:29,075 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:29,181 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:15:29,182 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:15:29,182 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:15:29,182 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:15:29,182 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 19:15:29,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,182 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:15:29,182 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:15:29,182 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2021-12-19 19:15:29,183 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:15:29,183 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:15:29,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,318 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:15:29,319 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 19:15:29,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:29,355 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) [2021-12-19 19:15:29,386 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 [2021-12-19 19:15:29,388 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:29,389 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:29,408 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:29,408 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: [] [2021-12-19 19:15:29,439 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 [2021-12-19 19:15:29,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:29,447 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) [2021-12-19 19:15:29,448 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 [2021-12-19 19:15:29,449 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:29,449 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:29,456 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:29,456 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: [] [2021-12-19 19:15:29,474 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 [2021-12-19 19:15:29,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:29,475 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) [2021-12-19 19:15:29,476 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 [2021-12-19 19:15:29,487 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:29,487 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:29,528 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 [2021-12-19 19:15:29,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:29,538 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) [2021-12-19 19:15:29,544 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 [2021-12-19 19:15:29,546 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 19:15:29,546 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:29,578 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 19:15:29,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-19 19:15:29,584 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:15:29,584 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:15:29,584 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:15:29,584 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:15:29,584 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 19:15:29,584 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,584 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:15:29,584 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:15:29,584 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2021-12-19 19:15:29,585 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:15:29,585 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:15:29,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:29,718 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:15:29,721 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 19:15:29,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:29,724 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) [2021-12-19 19:15:29,732 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 [2021-12-19 19:15:29,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:29,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:29,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:29,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:29,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:29,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:29,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:29,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:29,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:29,773 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 [2021-12-19 19:15:29,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:29,774 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) [2021-12-19 19:15:29,789 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 [2021-12-19 19:15:29,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:29,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:29,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:29,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:29,797 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:29,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:29,798 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:29,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:29,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:29,851 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 [2021-12-19 19:15:29,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:29,852 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) [2021-12-19 19:15:29,854 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 [2021-12-19 19:15:29,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:29,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:29,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:29,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:29,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:29,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:29,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:29,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:29,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:29,919 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 [2021-12-19 19:15:29,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:29,921 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) [2021-12-19 19:15:29,960 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 [2021-12-19 19:15:29,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:29,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:29,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:29,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:29,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:29,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:29,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:29,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:29,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:29,995 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 [2021-12-19 19:15:29,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:29,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,004 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) [2021-12-19 19:15:30,040 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 [2021-12-19 19:15:30,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:30,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:30,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,085 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 [2021-12-19 19:15:30,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,087 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) [2021-12-19 19:15:30,088 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 [2021-12-19 19:15:30,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:30,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:30,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,141 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 [2021-12-19 19:15:30,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,143 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) [2021-12-19 19:15:30,165 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 [2021-12-19 19:15:30,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:30,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:30,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,199 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 [2021-12-19 19:15:30,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,201 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) [2021-12-19 19:15:30,201 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 [2021-12-19 19:15:30,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:30,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:30,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,253 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 [2021-12-19 19:15:30,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,262 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) [2021-12-19 19:15:30,266 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 [2021-12-19 19:15:30,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:30,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:30,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-19 19:15:30,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,325 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) [2021-12-19 19:15:30,326 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 [2021-12-19 19:15:30,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,364 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:30,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:30,366 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:30,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,419 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 [2021-12-19 19:15:30,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,420 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) [2021-12-19 19:15:30,431 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 [2021-12-19 19:15:30,432 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 [2021-12-19 19:15:30,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,439 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:30,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:30,439 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:30,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,487 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 [2021-12-19 19:15:30,487 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-19 19:15:30,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,496 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) [2021-12-19 19:15:30,497 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 [2021-12-19 19:15:30,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,505 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,506 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:30,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,536 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 [2021-12-19 19:15:30,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,537 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) [2021-12-19 19:15:30,538 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 [2021-12-19 19:15:30,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,545 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:30,545 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:30,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,568 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 [2021-12-19 19:15:30,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,569 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) [2021-12-19 19:15:30,570 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 [2021-12-19 19:15:30,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,578 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,579 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:30,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:30,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,596 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) [2021-12-19 19:15:30,600 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 [2021-12-19 19:15:30,601 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 [2021-12-19 19:15:30,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,608 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,608 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:30,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,629 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-19 19:15:30,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,631 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) [2021-12-19 19:15:30,631 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 [2021-12-19 19:15:30,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,642 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:30,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,683 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 [2021-12-19 19:15:30,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,684 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) [2021-12-19 19:15:30,685 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 [2021-12-19 19:15:30,686 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 [2021-12-19 19:15:30,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,692 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,693 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:30,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,718 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 [2021-12-19 19:15:30,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,719 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) [2021-12-19 19:15:30,720 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 [2021-12-19 19:15:30,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,729 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,729 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:30,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,759 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 [2021-12-19 19:15:30,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,761 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) [2021-12-19 19:15:30,762 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 [2021-12-19 19:15:30,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,771 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,772 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:30,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,798 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 [2021-12-19 19:15:30,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,800 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) [2021-12-19 19:15:30,801 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 [2021-12-19 19:15:30,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,809 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,810 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:30,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,826 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 [2021-12-19 19:15:30,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,828 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) [2021-12-19 19:15:30,833 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 [2021-12-19 19:15:30,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,846 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:30,846 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:30,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,872 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 [2021-12-19 19:15:30,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,874 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) [2021-12-19 19:15:30,875 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 [2021-12-19 19:15:30,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,882 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:30,882 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:30,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:30,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,902 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 [2021-12-19 19:15:30,902 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-19 19:15:30,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,903 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) [2021-12-19 19:15:30,904 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 [2021-12-19 19:15:30,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:30,955 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:30,957 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:30,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:30,974 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 [2021-12-19 19:15:30,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:30,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:30,975 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) [2021-12-19 19:15:30,977 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 [2021-12-19 19:15:30,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:30,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:30,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:30,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:30,985 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:30,985 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:30,986 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:30,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:30,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:31,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,007 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) [2021-12-19 19:15:31,008 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 [2021-12-19 19:15:31,009 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 [2021-12-19 19:15:31,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,016 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,017 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:31,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,088 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 [2021-12-19 19:15:31,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,089 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) [2021-12-19 19:15:31,090 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 [2021-12-19 19:15:31,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,098 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,099 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:31,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,115 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 [2021-12-19 19:15:31,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,116 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) [2021-12-19 19:15:31,117 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 [2021-12-19 19:15:31,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,125 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,126 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:31,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,143 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 [2021-12-19 19:15:31,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,144 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) [2021-12-19 19:15:31,145 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 [2021-12-19 19:15:31,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,153 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,153 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:31,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,170 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 [2021-12-19 19:15:31,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,171 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) [2021-12-19 19:15:31,172 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 [2021-12-19 19:15:31,173 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 [2021-12-19 19:15:31,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,181 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:31,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-19 19:15:31,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,217 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) [2021-12-19 19:15:31,230 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 [2021-12-19 19:15:31,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,238 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,239 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:31,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,264 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 [2021-12-19 19:15:31,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,265 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) [2021-12-19 19:15:31,265 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 [2021-12-19 19:15:31,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,282 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,283 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:31,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-19 19:15:31,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,329 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) [2021-12-19 19:15:31,331 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 [2021-12-19 19:15:31,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,338 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:31,338 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,339 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:31,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-19 19:15:31,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,374 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) [2021-12-19 19:15:31,375 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 [2021-12-19 19:15:31,376 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 [2021-12-19 19:15:31,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,382 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:31,382 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:31,383 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:31,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:31,403 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-19 19:15:31,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,404 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) [2021-12-19 19:15:31,405 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 [2021-12-19 19:15:31,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,414 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,416 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:31,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,438 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:31,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,439 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) [2021-12-19 19:15:31,440 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 [2021-12-19 19:15:31,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,449 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:31,449 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,451 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-19 19:15:31,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,481 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 [2021-12-19 19:15:31,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,482 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) [2021-12-19 19:15:31,484 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 [2021-12-19 19:15:31,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,491 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,493 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:31,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,553 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 [2021-12-19 19:15:31,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,572 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) [2021-12-19 19:15:31,573 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 [2021-12-19 19:15:31,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,582 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:31,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,627 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 [2021-12-19 19:15:31,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,644 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) [2021-12-19 19:15:31,645 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 [2021-12-19 19:15:31,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,653 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,654 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:31,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,684 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 [2021-12-19 19:15:31,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,685 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) [2021-12-19 19:15:31,686 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 [2021-12-19 19:15:31,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,696 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,698 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:31,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-19 19:15:31,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,726 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) [2021-12-19 19:15:31,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,739 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,740 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:31,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,755 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 [2021-12-19 19:15:31,757 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 [2021-12-19 19:15:31,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,759 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) [2021-12-19 19:15:31,760 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 [2021-12-19 19:15:31,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,768 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,776 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:31,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-19 19:15:31,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,806 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) [2021-12-19 19:15:31,808 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 [2021-12-19 19:15:31,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,816 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:31,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,840 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 [2021-12-19 19:15:31,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,849 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) [2021-12-19 19:15:31,850 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 [2021-12-19 19:15:31,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,857 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:31,857 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,858 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-19 19:15:31,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,875 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 [2021-12-19 19:15:31,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,877 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) [2021-12-19 19:15:31,880 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 [2021-12-19 19:15:31,880 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 [2021-12-19 19:15:31,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:31,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,892 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:31,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:31,900 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-19 19:15:31,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,931 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 [2021-12-19 19:15:31,931 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-19 19:15:31,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,932 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) [2021-12-19 19:15:31,933 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 [2021-12-19 19:15:31,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,940 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:31,941 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:31,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:31,941 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:31,942 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:31,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:31,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-19 19:15:31,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:31,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:31,967 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) [2021-12-19 19:15:31,968 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 [2021-12-19 19:15:31,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:31,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:31,976 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:31,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:31,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:31,976 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:31,976 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:31,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:31,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:31,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-19 19:15:32,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,011 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) [2021-12-19 19:15:32,012 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 [2021-12-19 19:15:32,013 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 [2021-12-19 19:15:32,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,020 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,020 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,021 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:32,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-19 19:15:32,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,040 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) [2021-12-19 19:15:32,041 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 [2021-12-19 19:15:32,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,048 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,049 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,049 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:32,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-19 19:15:32,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,067 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) [2021-12-19 19:15:32,067 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 [2021-12-19 19:15:32,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,075 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,075 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,076 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:32,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,093 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 [2021-12-19 19:15:32,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,094 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) [2021-12-19 19:15:32,094 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 [2021-12-19 19:15:32,095 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 [2021-12-19 19:15:32,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,102 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,102 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,103 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:32,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,119 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 [2021-12-19 19:15:32,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,120 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) [2021-12-19 19:15:32,122 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 [2021-12-19 19:15:32,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,129 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,129 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,130 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:32,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,170 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 [2021-12-19 19:15:32,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,171 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) [2021-12-19 19:15:32,199 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 [2021-12-19 19:15:32,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,207 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,207 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,209 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:32,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-19 19:15:32,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,261 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) [2021-12-19 19:15:32,262 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 [2021-12-19 19:15:32,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,270 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,270 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,271 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,271 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 19:15:32,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,298 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 [2021-12-19 19:15:32,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,299 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) [2021-12-19 19:15:32,300 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 [2021-12-19 19:15:32,301 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 [2021-12-19 19:15:32,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,307 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,307 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:32,308 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,308 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:32,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,326 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 [2021-12-19 19:15:32,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,327 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) [2021-12-19 19:15:32,327 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 [2021-12-19 19:15:32,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,335 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,335 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:32,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,335 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:32,336 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 19:15:32,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:32,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,387 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 [2021-12-19 19:15:32,387 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-19 19:15:32,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,388 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) [2021-12-19 19:15:32,390 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 [2021-12-19 19:15:32,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,413 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,413 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:32,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,439 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-19 19:15:32,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,440 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) [2021-12-19 19:15:32,440 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 [2021-12-19 19:15:32,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,450 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,450 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:32,450 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,452 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:32,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:32,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,514 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) [2021-12-19 19:15:32,515 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 [2021-12-19 19:15:32,516 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 [2021-12-19 19:15:32,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,523 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,523 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,524 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:32,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-19 19:15:32,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,561 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) [2021-12-19 19:15:32,562 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 [2021-12-19 19:15:32,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,570 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,571 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:32,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,601 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 [2021-12-19 19:15:32,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,602 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) [2021-12-19 19:15:32,603 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 [2021-12-19 19:15:32,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,610 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,611 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,612 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:32,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,642 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 [2021-12-19 19:15:32,642 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,643 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) [2021-12-19 19:15:32,644 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 [2021-12-19 19:15:32,645 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 [2021-12-19 19:15:32,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,652 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,652 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,653 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:32,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,683 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 [2021-12-19 19:15:32,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,684 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) [2021-12-19 19:15:32,685 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 [2021-12-19 19:15:32,686 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 [2021-12-19 19:15:32,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,692 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,692 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,693 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:32,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:32,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,725 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) [2021-12-19 19:15:32,725 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 [2021-12-19 19:15:32,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,734 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,734 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,734 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,735 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:32,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,766 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 [2021-12-19 19:15:32,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,767 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) [2021-12-19 19:15:32,768 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 [2021-12-19 19:15:32,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,776 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,777 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:32,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:32,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,795 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) [2021-12-19 19:15:32,810 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 [2021-12-19 19:15:32,817 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,817 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,817 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:32,817 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,819 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:32,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,822 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 [2021-12-19 19:15:32,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,839 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 [2021-12-19 19:15:32,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,840 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) [2021-12-19 19:15:32,842 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 [2021-12-19 19:15:32,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,849 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 19:15:32,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,849 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:32,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:32,850 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:32,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:32,882 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-19 19:15:32,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,884 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) [2021-12-19 19:15:32,884 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 [2021-12-19 19:15:32,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,894 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:32,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:32,895 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:32,899 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:32,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:32,947 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 [2021-12-19 19:15:32,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:32,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:32,964 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) [2021-12-19 19:15:32,965 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 [2021-12-19 19:15:32,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:32,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:32,973 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:32,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:32,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:32,973 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:32,973 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:32,975 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-19 19:15:32,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:32,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,011 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-19 19:15:33,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,012 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) [2021-12-19 19:15:33,013 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 [2021-12-19 19:15:33,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,021 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,021 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,022 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:33,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,042 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 [2021-12-19 19:15:33,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,043 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) [2021-12-19 19:15:33,043 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 [2021-12-19 19:15:33,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,051 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,052 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,052 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:33,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,076 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-19 19:15:33,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,077 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) [2021-12-19 19:15:33,078 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 [2021-12-19 19:15:33,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,086 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,086 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,087 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:33,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,106 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 [2021-12-19 19:15:33,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,107 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) [2021-12-19 19:15:33,108 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 [2021-12-19 19:15:33,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,116 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,116 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,117 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:33,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,135 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 [2021-12-19 19:15:33,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,136 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) [2021-12-19 19:15:33,137 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 [2021-12-19 19:15:33,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,146 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,148 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:33,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,179 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-19 19:15:33,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,180 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) [2021-12-19 19:15:33,180 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 [2021-12-19 19:15:33,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,190 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,190 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,191 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:33,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,212 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 [2021-12-19 19:15:33,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,213 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) [2021-12-19 19:15:33,215 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 [2021-12-19 19:15:33,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,223 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,223 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,223 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,224 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 19:15:33,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:33,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,243 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) [2021-12-19 19:15:33,244 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 [2021-12-19 19:15:33,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,252 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,252 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:33,252 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,254 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-19 19:15:33,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,287 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 [2021-12-19 19:15:33,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,288 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) [2021-12-19 19:15:33,290 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 [2021-12-19 19:15:33,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,297 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,297 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,298 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:33,298 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 19:15:33,312 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-12-19 19:15:33,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,363 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 [2021-12-19 19:15:33,363 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-19 19:15:33,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,384 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) [2021-12-19 19:15:33,407 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 [2021-12-19 19:15:33,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,415 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,416 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,417 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:33,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,459 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 [2021-12-19 19:15:33,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,460 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) [2021-12-19 19:15:33,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,468 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,469 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:33,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,470 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:33,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,473 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 [2021-12-19 19:15:33,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,519 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 [2021-12-19 19:15:33,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,536 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) [2021-12-19 19:15:33,556 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 [2021-12-19 19:15:33,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,563 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,563 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,564 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:33,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,581 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-19 19:15:33,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,582 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) [2021-12-19 19:15:33,583 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 [2021-12-19 19:15:33,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,630 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,630 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,631 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:33,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,647 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-19 19:15:33,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,648 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) [2021-12-19 19:15:33,650 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 [2021-12-19 19:15:33,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,657 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,658 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,658 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:33,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,680 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-19 19:15:33,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,682 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) [2021-12-19 19:15:33,682 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 [2021-12-19 19:15:33,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,691 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,691 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,695 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:33,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-19 19:15:33,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,714 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) [2021-12-19 19:15:33,715 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 [2021-12-19 19:15:33,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,723 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,723 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,724 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:33,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-19 19:15:33,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,749 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) [2021-12-19 19:15:33,750 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 [2021-12-19 19:15:33,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,758 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,758 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,759 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:33,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,777 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 [2021-12-19 19:15:33,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,778 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) [2021-12-19 19:15:33,779 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 [2021-12-19 19:15:33,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,787 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,787 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,787 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:33,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,805 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 [2021-12-19 19:15:33,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,806 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) [2021-12-19 19:15:33,807 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 [2021-12-19 19:15:33,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,814 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,814 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,814 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:33,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,815 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:33,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,840 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 [2021-12-19 19:15:33,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,841 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) [2021-12-19 19:15:33,841 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 [2021-12-19 19:15:33,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 19:15:33,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,849 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:33,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 19:15:33,849 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:33,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:33,880 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-19 19:15:33,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,881 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) [2021-12-19 19:15:33,882 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 [2021-12-19 19:15:33,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,890 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,891 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:33,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:33,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:33,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,928 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) [2021-12-19 19:15:33,929 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 [2021-12-19 19:15:33,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:33,936 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,936 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,936 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:33,936 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:33,939 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 19:15:33,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:33,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,961 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) [2021-12-19 19:15:33,961 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 [2021-12-19 19:15:33,963 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 [2021-12-19 19:15:33,969 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:33,969 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:33,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:33,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:33,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:33,969 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:33,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:33,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:33,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:33,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:33,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:33,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:33,998 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) [2021-12-19 19:15:33,998 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 [2021-12-19 19:15:33,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:34,006 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:34,006 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:34,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:34,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:34,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:34,006 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:34,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:34,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:34,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:34,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:34,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:34,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:34,025 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) [2021-12-19 19:15:34,026 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 [2021-12-19 19:15:34,027 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 [2021-12-19 19:15:34,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:34,034 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:34,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:34,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:34,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:34,034 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:34,035 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:34,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:34,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:34,053 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 [2021-12-19 19:15:34,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:34,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:34,054 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) [2021-12-19 19:15:34,054 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 [2021-12-19 19:15:34,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:34,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:34,062 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:34,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:34,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:34,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:34,062 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:34,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:34,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:34,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:34,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:34,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:34,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:34,082 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) [2021-12-19 19:15:34,082 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 [2021-12-19 19:15:34,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:34,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:34,090 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:34,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:34,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:34,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:34,090 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:34,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:34,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:34,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:34,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:34,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:34,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:34,111 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) [2021-12-19 19:15:34,111 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 [2021-12-19 19:15:34,112 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 [2021-12-19 19:15:34,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:34,119 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:34,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:34,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:34,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:34,119 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:34,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:34,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:34,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:34,140 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-12-19 19:15:34,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:34,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:34,142 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) [2021-12-19 19:15:34,143 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 [2021-12-19 19:15:34,144 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 [2021-12-19 19:15:34,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:34,151 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:34,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:34,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:34,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:34,151 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:34,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:34,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:34,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:34,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-12-19 19:15:34,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:34,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:34,171 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) [2021-12-19 19:15:34,173 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 [2021-12-19 19:15:34,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:34,181 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:34,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:34,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:34,181 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:34,181 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:34,183 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 19:15:34,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:34,187 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 [2021-12-19 19:15:34,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:34,203 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 [2021-12-19 19:15:34,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:34,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:34,205 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) [2021-12-19 19:15:34,206 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 [2021-12-19 19:15:34,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:34,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 19:15:34,214 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 19:15:34,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:34,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:34,214 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:34,214 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 19:15:34,215 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 19:15:34,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:34,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:34,248 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 [2021-12-19 19:15:34,682 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:15:34,683 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:15:34,683 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:15:34,683 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:15:34,683 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 19:15:34,683 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:34,683 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:15:34,683 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:15:34,683 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Lasso [2021-12-19 19:15:34,683 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:15:34,683 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:15:34,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:34,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:35,014 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:15:35,014 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 19:15:35,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,032 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) [2021-12-19 19:15:35,033 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 [2021-12-19 19:15:35,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:35,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:35,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:35,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,056 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 [2021-12-19 19:15:35,057 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,057 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) [2021-12-19 19:15:35,058 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 [2021-12-19 19:15:35,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,097 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-12-19 19:15:35,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,099 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) [2021-12-19 19:15:35,099 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 [2021-12-19 19:15:35,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:35,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,139 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) [2021-12-19 19:15:35,140 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 [2021-12-19 19:15:35,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:35,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:35,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:35,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:35,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,164 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) [2021-12-19 19:15:35,165 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 [2021-12-19 19:15:35,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:35,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,206 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) [2021-12-19 19:15:35,207 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 [2021-12-19 19:15:35,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,233 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 [2021-12-19 19:15:35,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,234 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) [2021-12-19 19:15:35,235 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 [2021-12-19 19:15:35,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,244 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,273 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:35,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,274 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) [2021-12-19 19:15:35,275 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 [2021-12-19 19:15:35,276 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 [2021-12-19 19:15:35,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,301 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 [2021-12-19 19:15:35,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,303 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) [2021-12-19 19:15:35,303 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 [2021-12-19 19:15:35,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,313 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,313 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,354 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 [2021-12-19 19:15:35,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,355 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) [2021-12-19 19:15:35,356 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 [2021-12-19 19:15:35,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,365 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,365 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2021-12-19 19:15:35,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,396 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) [2021-12-19 19:15:35,397 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 [2021-12-19 19:15:35,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,435 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 [2021-12-19 19:15:35,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,436 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) [2021-12-19 19:15:35,437 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 [2021-12-19 19:15:35,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,471 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 [2021-12-19 19:15:35,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,472 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) [2021-12-19 19:15:35,473 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 [2021-12-19 19:15:35,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,512 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 [2021-12-19 19:15:35,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,513 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) [2021-12-19 19:15:35,514 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 [2021-12-19 19:15:35,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,551 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 [2021-12-19 19:15:35,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,553 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) [2021-12-19 19:15:35,559 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 [2021-12-19 19:15:35,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:35,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:35,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:35,568 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 [2021-12-19 19:15:35,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-12-19 19:15:35,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,592 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) [2021-12-19 19:15:35,593 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 [2021-12-19 19:15:35,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-12-19 19:15:35,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,623 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) [2021-12-19 19:15:35,625 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 [2021-12-19 19:15:35,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:35,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:35,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:35,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,648 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 [2021-12-19 19:15:35,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,649 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) [2021-12-19 19:15:35,649 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 [2021-12-19 19:15:35,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,657 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-19 19:15:35,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,658 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-19 19:15:35,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:35,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,676 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) [2021-12-19 19:15:35,676 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 [2021-12-19 19:15:35,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:35,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,703 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) [2021-12-19 19:15:35,704 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 [2021-12-19 19:15:35,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,712 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-12-19 19:15:35,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,731 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) [2021-12-19 19:15:35,731 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 [2021-12-19 19:15:35,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,739 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,769 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 [2021-12-19 19:15:35,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,771 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) [2021-12-19 19:15:35,772 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 [2021-12-19 19:15:35,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,797 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 [2021-12-19 19:15:35,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,799 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) [2021-12-19 19:15:35,800 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 [2021-12-19 19:15:35,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,808 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,808 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,838 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 [2021-12-19 19:15:35,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,840 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) [2021-12-19 19:15:35,841 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 [2021-12-19 19:15:35,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,849 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,879 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 [2021-12-19 19:15:35,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,881 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) [2021-12-19 19:15:35,882 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 [2021-12-19 19:15:35,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:35,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:35,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:35,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:35,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,908 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) [2021-12-19 19:15:35,909 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 [2021-12-19 19:15:35,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:35,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,917 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 19:15:35,917 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 19:15:35,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:35,935 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 [2021-12-19 19:15:35,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:35,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:35,937 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) [2021-12-19 19:15:35,937 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 [2021-12-19 19:15:35,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:35,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:35,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:35,944 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:35,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:35,948 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-19 19:15:35,948 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 19:15:35,954 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 19:15:36,007 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-12-19 19:15:36,007 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-12-19 19:15:36,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:36,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:36,020 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) [2021-12-19 19:15:36,036 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 19:15:36,044 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 [2021-12-19 19:15:36,057 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-12-19 19:15:36,057 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 19:15:36,058 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2021-12-19 19:15:36,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-12-19 19:15:36,088 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-12-19 19:15:36,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:36,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 19:15:36,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:15:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:36,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 19:15:36,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:15:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:36,323 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 [2021-12-19 19:15:36,323 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) [2021-12-19 19:15:36,398 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. [2021-12-19 19:15:36,398 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 [2021-12-19 19:15:36,399 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) [2021-12-19 19:15:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 347 transitions. [2021-12-19 19:15:36,400 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 17 letters. Loop has 15 letters. [2021-12-19 19:15:36,401 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:15:36,401 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 32 letters. Loop has 15 letters. [2021-12-19 19:15:36,401 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:15:36,402 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 17 letters. Loop has 30 letters. [2021-12-19 19:15:36,402 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:15:36,402 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 735 states and 911 transitions. [2021-12-19 19:15:36,406 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 378 [2021-12-19 19:15:36,408 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 735 states to 606 states and 752 transitions. [2021-12-19 19:15:36,408 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 443 [2021-12-19 19:15:36,408 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 446 [2021-12-19 19:15:36,408 INFO L73 IsDeterministic]: Start isDeterministic. Operand 606 states and 752 transitions. [2021-12-19 19:15:36,409 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:15:36,409 INFO L681 BuchiCegarLoop]: Abstraction has 606 states and 752 transitions. [2021-12-19 19:15:36,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states and 752 transitions. [2021-12-19 19:15:36,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 441. [2021-12-19 19:15:36,413 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) [2021-12-19 19:15:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 549 transitions. [2021-12-19 19:15:36,414 INFO L704 BuchiCegarLoop]: Abstraction has 441 states and 549 transitions. [2021-12-19 19:15:36,414 INFO L587 BuchiCegarLoop]: Abstraction has 441 states and 549 transitions. [2021-12-19 19:15:36,414 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-19 19:15:36,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 441 states and 549 transitions. [2021-12-19 19:15:36,416 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 234 [2021-12-19 19:15:36,416 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:36,416 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:36,416 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:36,416 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:36,416 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 [2021-12-19 19:15:36,417 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 [2021-12-19 19:15:36,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:36,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837313, now seen corresponding path program 1 times [2021-12-19 19:15:36,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:36,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051103411] [2021-12-19 19:15:36,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:36,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:36,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:36,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051103411] [2021-12-19 19:15:36,430 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051103411] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:36,431 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:36,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:15:36,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430356983] [2021-12-19 19:15:36,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:36,431 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:15:36,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:36,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1955302679, now seen corresponding path program 1 times [2021-12-19 19:15:36,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:36,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376820166] [2021-12-19 19:15:36,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:36,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:36,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:36,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:36,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376820166] [2021-12-19 19:15:36,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376820166] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:36,440 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:36,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-12-19 19:15:36,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314373248] [2021-12-19 19:15:36,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:36,440 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:36,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:36,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:15:36,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:15:36,441 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) [2021-12-19 19:15:36,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:36,450 INFO L93 Difference]: Finished difference Result 304 states and 375 transitions. [2021-12-19 19:15:36,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:15:36,451 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 304 states and 375 transitions. [2021-12-19 19:15:36,452 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 167 [2021-12-19 19:15:36,453 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 304 states to 237 states and 291 transitions. [2021-12-19 19:15:36,453 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 234 [2021-12-19 19:15:36,453 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 237 [2021-12-19 19:15:36,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 237 states and 291 transitions. [2021-12-19 19:15:36,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:15:36,454 INFO L681 BuchiCegarLoop]: Abstraction has 237 states and 291 transitions. [2021-12-19 19:15:36,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states and 291 transitions. [2021-12-19 19:15:36,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 164. [2021-12-19 19:15:36,456 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) [2021-12-19 19:15:36,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 201 transitions. [2021-12-19 19:15:36,456 INFO L704 BuchiCegarLoop]: Abstraction has 164 states and 201 transitions. [2021-12-19 19:15:36,456 INFO L587 BuchiCegarLoop]: Abstraction has 164 states and 201 transitions. [2021-12-19 19:15:36,456 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-19 19:15:36,456 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 164 states and 201 transitions. [2021-12-19 19:15:36,457 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 141 [2021-12-19 19:15:36,457 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:36,457 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:36,458 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:36,458 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] [2021-12-19 19:15:36,458 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 [2021-12-19 19:15:36,458 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 [2021-12-19 19:15:36,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:36,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837262, now seen corresponding path program 1 times [2021-12-19 19:15:36,459 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:36,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785444480] [2021-12-19 19:15:36,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:36,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:36,462 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:36,465 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:36,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:36,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1519593465, now seen corresponding path program 1 times [2021-12-19 19:15:36,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:36,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054398566] [2021-12-19 19:15:36,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:36,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:36,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:36,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:36,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054398566] [2021-12-19 19:15:36,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054398566] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:36,481 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:36,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:15:36,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544490735] [2021-12-19 19:15:36,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:36,481 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:36,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:36,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:15:36,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:15:36,482 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) [2021-12-19 19:15:36,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:36,488 INFO L93 Difference]: Finished difference Result 161 states and 196 transitions. [2021-12-19 19:15:36,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:15:36,489 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 161 states and 196 transitions. [2021-12-19 19:15:36,490 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 138 [2021-12-19 19:15:36,491 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 161 states to 161 states and 196 transitions. [2021-12-19 19:15:36,491 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 161 [2021-12-19 19:15:36,491 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 161 [2021-12-19 19:15:36,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 161 states and 196 transitions. [2021-12-19 19:15:36,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:15:36,492 INFO L681 BuchiCegarLoop]: Abstraction has 161 states and 196 transitions. [2021-12-19 19:15:36,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states and 196 transitions. [2021-12-19 19:15:36,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2021-12-19 19:15:36,494 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) [2021-12-19 19:15:36,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 196 transitions. [2021-12-19 19:15:36,494 INFO L704 BuchiCegarLoop]: Abstraction has 161 states and 196 transitions. [2021-12-19 19:15:36,494 INFO L587 BuchiCegarLoop]: Abstraction has 161 states and 196 transitions. [2021-12-19 19:15:36,494 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-19 19:15:36,494 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 161 states and 196 transitions. [2021-12-19 19:15:36,495 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 138 [2021-12-19 19:15:36,495 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:36,495 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:36,496 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:36,496 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] [2021-12-19 19:15:36,496 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 [2021-12-19 19:15:36,497 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 [2021-12-19 19:15:36,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:36,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837262, now seen corresponding path program 2 times [2021-12-19 19:15:36,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:36,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019196006] [2021-12-19 19:15:36,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:36,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:36,501 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:36,504 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:36,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:36,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1305776789, now seen corresponding path program 1 times [2021-12-19 19:15:36,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:36,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200328535] [2021-12-19 19:15:36,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:36,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:36,509 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:36,514 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:36,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:36,514 INFO L85 PathProgramCache]: Analyzing trace with hash 267286200, now seen corresponding path program 1 times [2021-12-19 19:15:36,515 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:36,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698470038] [2021-12-19 19:15:36,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:36,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 19:15:36,548 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:36,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698470038] [2021-12-19 19:15:36,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698470038] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:36,549 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:36,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-19 19:15:36,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669863130] [2021-12-19 19:15:36,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:36,674 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 [2021-12-19 19:15:36,969 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:15:36,969 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:15:36,969 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:15:36,969 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:15:36,970 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 19:15:36,970 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:36,970 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:15:36,970 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:15:36,970 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration12_Loop [2021-12-19 19:15:36,970 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:15:36,970 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:15:36,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:36,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,194 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:15:37,194 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 19:15:37,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,197 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) [2021-12-19 19:15:37,197 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 [2021-12-19 19:15:37,199 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,199 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,207 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,207 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: [] [2021-12-19 19:15:37,222 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 [2021-12-19 19:15:37,222 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,222 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) [2021-12-19 19:15:37,223 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 [2021-12-19 19:15:37,224 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,224 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,245 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,245 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: [] [2021-12-19 19:15:37,259 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 [2021-12-19 19:15:37,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,261 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) [2021-12-19 19:15:37,261 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 [2021-12-19 19:15:37,262 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,262 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,283 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,283 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: [] [2021-12-19 19:15:37,299 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 [2021-12-19 19:15:37,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,300 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) [2021-12-19 19:15:37,301 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 [2021-12-19 19:15:37,302 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,302 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,315 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,315 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {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_#res#1=0, ULTIMATE.start_immediate_notify_threads_~tmp~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:15:37,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:37,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,331 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) [2021-12-19 19:15:37,331 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 [2021-12-19 19:15:37,333 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,333 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,350 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,350 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet8#1=1, ULTIMATE.start_eval_~tmp~1#1=1} Honda state: {ULTIMATE.start_eval_#t~nondet8#1=1, ULTIMATE.start_eval_~tmp~1#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:15:37,364 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 [2021-12-19 19:15:37,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,365 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) [2021-12-19 19:15:37,366 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 [2021-12-19 19:15:37,367 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,367 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,374 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,374 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: [] [2021-12-19 19:15:37,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:37,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,389 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) [2021-12-19 19:15:37,390 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 [2021-12-19 19:15:37,391 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,391 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,403 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,404 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: [] [2021-12-19 19:15:37,422 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 [2021-12-19 19:15:37,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,423 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) [2021-12-19 19:15:37,424 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 [2021-12-19 19:15:37,425 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,425 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,452 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,453 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: [] [2021-12-19 19:15:37,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-12-19 19:15:37,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,468 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) [2021-12-19 19:15:37,469 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 [2021-12-19 19:15:37,470 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,470 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,507 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,508 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: [] [2021-12-19 19:15:37,528 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 [2021-12-19 19:15:37,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,529 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) [2021-12-19 19:15:37,532 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 [2021-12-19 19:15:37,533 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,533 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,540 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,540 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_free~0=0} Honda state: {~q_free~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:15:37,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2021-12-19 19:15:37,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,555 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) [2021-12-19 19:15:37,556 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 [2021-12-19 19:15:37,557 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,557 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,619 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 [2021-12-19 19:15:37,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,622 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) [2021-12-19 19:15:37,623 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 [2021-12-19 19:15:37,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 19:15:37,624 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,681 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,681 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c_num_read~0=-7, ~p_num_write~0=-6} Honda state: {~c_num_read~0=-7, ~p_num_write~0=-6} Generalized eigenvectors: [{~c_num_read~0=0, ~p_num_write~0=0}, {~c_num_read~0=-2, ~p_num_write~0=-2}, {~c_num_read~0=3, ~p_num_write~0=3}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-12-19 19:15:37,696 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 [2021-12-19 19:15:37,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,698 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) [2021-12-19 19:15:37,698 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 [2021-12-19 19:15:37,699 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,700 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,720 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:15:37,720 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: [] [2021-12-19 19:15:37,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:37,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,736 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) [2021-12-19 19:15:37,737 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 [2021-12-19 19:15:37,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:15:37,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:37,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:37,760 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) [2021-12-19 19:15:37,760 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 [2021-12-19 19:15:37,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 19:15:37,761 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:15:37,769 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 19:15:37,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:37,784 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:15:37,784 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:15:37,784 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:15:37,785 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:15:37,785 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 19:15:37,785 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:37,785 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:15:37,785 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:15:37,785 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration12_Loop [2021-12-19 19:15:37,785 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:15:37,785 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:15:37,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:37,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:15:38,007 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:15:38,007 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 19:15:38,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,008 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) [2021-12-19 19:15:38,009 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 [2021-12-19 19:15:38,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:38,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,047 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) [2021-12-19 19:15:38,048 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 [2021-12-19 19:15:38,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,072 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 [2021-12-19 19:15:38,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,073 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) [2021-12-19 19:15:38,074 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 [2021-12-19 19:15:38,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,097 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2021-12-19 19:15:38,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,098 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) [2021-12-19 19:15:38,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,114 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:15:38,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,114 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 [2021-12-19 19:15:38,115 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:15:38,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,131 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 [2021-12-19 19:15:38,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,133 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) [2021-12-19 19:15:38,133 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 [2021-12-19 19:15:38,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-12-19 19:15:38,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,159 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) [2021-12-19 19:15:38,159 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 [2021-12-19 19:15:38,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:38,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,185 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) [2021-12-19 19:15:38,185 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 [2021-12-19 19:15:38,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,209 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 [2021-12-19 19:15:38,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,210 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) [2021-12-19 19:15:38,211 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 [2021-12-19 19:15:38,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,248 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 [2021-12-19 19:15:38,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,249 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) [2021-12-19 19:15:38,250 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 [2021-12-19 19:15:38,252 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 [2021-12-19 19:15:38,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2021-12-19 19:15:38,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,275 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) [2021-12-19 19:15:38,276 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 [2021-12-19 19:15:38,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,311 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 [2021-12-19 19:15:38,311 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,312 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) [2021-12-19 19:15:38,313 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 [2021-12-19 19:15:38,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:38,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,338 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) [2021-12-19 19:15:38,339 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 [2021-12-19 19:15:38,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:15:38,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:38,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,364 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) [2021-12-19 19:15:38,365 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 [2021-12-19 19:15:38,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:15:38,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:15:38,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:15:38,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:15:38,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:15:38,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:15:38,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:15:38,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:15:38,374 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 19:15:38,375 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 19:15:38,375 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-19 19:15:38,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:15:38,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:15:38,376 INFO L229 MonitoredProcess]: Starting monitored process 161 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 19:15:38,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-12-19 19:15:38,377 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 19:15:38,378 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 19:15:38,378 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 19:15:38,378 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~c_dr_pc~0) = -2*~c_dr_pc~0 + 1 Supporting invariants [] [2021-12-19 19:15:38,392 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-12-19 19:15:38,393 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 19:15:38,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:38,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 19:15:38,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:15:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:38,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 19:15:38,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:15:38,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 19:15:38,650 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 [2021-12-19 19:15:38,650 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) [2021-12-19 19:15:38,680 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. [2021-12-19 19:15:38,680 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 [2021-12-19 19:15:38,681 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) [2021-12-19 19:15:38,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 149 transitions. [2021-12-19 19:15:38,681 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 18 letters. Loop has 50 letters. [2021-12-19 19:15:38,682 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:15:38,682 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 68 letters. Loop has 50 letters. [2021-12-19 19:15:38,682 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:15:38,682 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 18 letters. Loop has 100 letters. [2021-12-19 19:15:38,683 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:15:38,683 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 553 states and 674 transitions. [2021-12-19 19:15:38,685 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 278 [2021-12-19 19:15:38,687 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 553 states to 498 states and 601 transitions. [2021-12-19 19:15:38,687 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 359 [2021-12-19 19:15:38,687 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 369 [2021-12-19 19:15:38,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 498 states and 601 transitions. [2021-12-19 19:15:38,687 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:15:38,687 INFO L681 BuchiCegarLoop]: Abstraction has 498 states and 601 transitions. [2021-12-19 19:15:38,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states and 601 transitions. [2021-12-19 19:15:38,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 412. [2021-12-19 19:15:38,691 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) [2021-12-19 19:15:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2021-12-19 19:15:38,692 INFO L704 BuchiCegarLoop]: Abstraction has 412 states and 497 transitions. [2021-12-19 19:15:38,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:38,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 19:15:38,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-19 19:15:38,692 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) [2021-12-19 19:15:38,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:38,769 INFO L93 Difference]: Finished difference Result 517 states and 615 transitions. [2021-12-19 19:15:38,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-19 19:15:38,770 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 517 states and 615 transitions. [2021-12-19 19:15:38,772 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 270 [2021-12-19 19:15:38,773 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 517 states to 491 states and 586 transitions. [2021-12-19 19:15:38,773 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 347 [2021-12-19 19:15:38,774 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 347 [2021-12-19 19:15:38,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 491 states and 586 transitions. [2021-12-19 19:15:38,774 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:15:38,774 INFO L681 BuchiCegarLoop]: Abstraction has 491 states and 586 transitions. [2021-12-19 19:15:38,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states and 586 transitions. [2021-12-19 19:15:38,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 370. [2021-12-19 19:15:38,777 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) [2021-12-19 19:15:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 442 transitions. [2021-12-19 19:15:38,778 INFO L704 BuchiCegarLoop]: Abstraction has 370 states and 442 transitions. [2021-12-19 19:15:38,778 INFO L587 BuchiCegarLoop]: Abstraction has 370 states and 442 transitions. [2021-12-19 19:15:38,778 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-19 19:15:38,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 370 states and 442 transitions. [2021-12-19 19:15:38,779 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 176 [2021-12-19 19:15:38,779 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:38,779 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:38,779 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] [2021-12-19 19:15:38,779 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:38,780 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 [2021-12-19 19:15:38,780 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 [2021-12-19 19:15:38,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:38,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1627602320, now seen corresponding path program 1 times [2021-12-19 19:15:38,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:38,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822711859] [2021-12-19 19:15:38,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:38,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:38,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:38,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822711859] [2021-12-19 19:15:38,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822711859] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:38,817 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:38,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-19 19:15:38,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663299205] [2021-12-19 19:15:38,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:38,818 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:15:38,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:38,818 INFO L85 PathProgramCache]: Analyzing trace with hash 718963476, now seen corresponding path program 1 times [2021-12-19 19:15:38,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:38,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470192282] [2021-12-19 19:15:38,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:38,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:38,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:38,825 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:38,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470192282] [2021-12-19 19:15:38,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470192282] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:38,826 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:38,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 19:15:38,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777863024] [2021-12-19 19:15:38,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:38,826 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:15:38,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:38,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:15:38,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:15:38,827 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) [2021-12-19 19:15:38,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:38,842 INFO L93 Difference]: Finished difference Result 424 states and 485 transitions. [2021-12-19 19:15:38,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:15:38,842 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 424 states and 485 transitions. [2021-12-19 19:15:38,844 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 159 [2021-12-19 19:15:38,845 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 424 states to 376 states and 427 transitions. [2021-12-19 19:15:38,845 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 285 [2021-12-19 19:15:38,846 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 301 [2021-12-19 19:15:38,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 376 states and 427 transitions. [2021-12-19 19:15:38,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:15:38,846 INFO L681 BuchiCegarLoop]: Abstraction has 376 states and 427 transitions. [2021-12-19 19:15:38,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states and 427 transitions. [2021-12-19 19:15:38,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 282. [2021-12-19 19:15:38,848 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) [2021-12-19 19:15:38,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 326 transitions. [2021-12-19 19:15:38,849 INFO L704 BuchiCegarLoop]: Abstraction has 282 states and 326 transitions. [2021-12-19 19:15:38,849 INFO L587 BuchiCegarLoop]: Abstraction has 282 states and 326 transitions. [2021-12-19 19:15:38,849 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-19 19:15:38,849 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 282 states and 326 transitions. [2021-12-19 19:15:38,850 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 94 [2021-12-19 19:15:38,850 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:38,850 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:38,851 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] [2021-12-19 19:15:38,851 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:38,851 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 [2021-12-19 19:15:38,851 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 [2021-12-19 19:15:38,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:38,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1627602320, now seen corresponding path program 2 times [2021-12-19 19:15:38,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:38,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102393823] [2021-12-19 19:15:38,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:38,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:15:38,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:15:38,883 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:15:38,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102393823] [2021-12-19 19:15:38,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102393823] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:15:38,883 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:15:38,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-19 19:15:38,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038400670] [2021-12-19 19:15:38,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:15:38,884 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:15:38,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:38,884 INFO L85 PathProgramCache]: Analyzing trace with hash -934954508, now seen corresponding path program 1 times [2021-12-19 19:15:38,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:38,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224364508] [2021-12-19 19:15:38,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:38,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:38,886 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:38,888 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:38,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:15:38,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 19:15:38,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-19 19:15:38,922 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) [2021-12-19 19:15:38,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:15:38,986 INFO L93 Difference]: Finished difference Result 454 states and 501 transitions. [2021-12-19 19:15:38,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-19 19:15:38,987 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 454 states and 501 transitions. [2021-12-19 19:15:38,989 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 180 [2021-12-19 19:15:38,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 454 states to 453 states and 500 transitions. [2021-12-19 19:15:38,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 348 [2021-12-19 19:15:38,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 348 [2021-12-19 19:15:38,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 453 states and 500 transitions. [2021-12-19 19:15:38,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:15:38,991 INFO L681 BuchiCegarLoop]: Abstraction has 453 states and 500 transitions. [2021-12-19 19:15:38,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states and 500 transitions. [2021-12-19 19:15:39,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 298. [2021-12-19 19:15:39,007 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) [2021-12-19 19:15:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 336 transitions. [2021-12-19 19:15:39,008 INFO L704 BuchiCegarLoop]: Abstraction has 298 states and 336 transitions. [2021-12-19 19:15:39,008 INFO L587 BuchiCegarLoop]: Abstraction has 298 states and 336 transitions. [2021-12-19 19:15:39,008 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-19 19:15:39,008 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 298 states and 336 transitions. [2021-12-19 19:15:39,009 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 112 [2021-12-19 19:15:39,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:15:39,009 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:15:39,009 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] [2021-12-19 19:15:39,009 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:15:39,009 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 [2021-12-19 19:15:39,010 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 [2021-12-19 19:15:39,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:39,010 INFO L85 PathProgramCache]: Analyzing trace with hash -567716911, now seen corresponding path program 1 times [2021-12-19 19:15:39,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:39,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410407063] [2021-12-19 19:15:39,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:39,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:39,014 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:39,018 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:39,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:39,018 INFO L85 PathProgramCache]: Analyzing trace with hash -934954508, now seen corresponding path program 2 times [2021-12-19 19:15:39,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:39,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044542503] [2021-12-19 19:15:39,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:39,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:39,020 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:39,021 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:39,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:15:39,022 INFO L85 PathProgramCache]: Analyzing trace with hash -420181564, now seen corresponding path program 1 times [2021-12-19 19:15:39,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:15:39,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084393360] [2021-12-19 19:15:39,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:15:39,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:15:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:39,025 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:15:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:15:39,030 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:15:39,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2021-12-19 19:15:39,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 07:15:39 BoogieIcfgContainer [2021-12-19 19:15:39,564 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 19:15:39,564 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 19:15:39,565 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 19:15:39,565 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 19:15:39,565 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 07:15:27" (3/4) ... [2021-12-19 19:15:39,580 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-12-19 19:15:39,607 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-19 19:15:39,608 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 19:15:39,608 INFO L158 Benchmark]: Toolchain (without parser) took 12599.43ms. Allocated memory was 98.6MB in the beginning and 178.3MB in the end (delta: 79.7MB). Free memory was 70.0MB in the beginning and 68.7MB in the end (delta: 1.3MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2021-12-19 19:15:39,608 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 19:15:39,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.26ms. Allocated memory is still 98.6MB. Free memory was 69.8MB in the beginning and 73.0MB in the end (delta: -3.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-12-19 19:15:39,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.92ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 70.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 19:15:39,609 INFO L158 Benchmark]: Boogie Preprocessor took 33.66ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 69.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 19:15:39,609 INFO L158 Benchmark]: RCFGBuilder took 467.62ms. Allocated memory is still 98.6MB. Free memory was 69.4MB in the beginning and 55.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-19 19:15:39,609 INFO L158 Benchmark]: BuchiAutomizer took 11715.05ms. Allocated memory was 98.6MB in the beginning and 178.3MB in the end (delta: 79.7MB). Free memory was 55.9MB in the beginning and 71.8MB in the end (delta: -16.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-12-19 19:15:39,609 INFO L158 Benchmark]: Witness Printer took 43.07ms. Allocated memory is still 178.3MB. Free memory was 71.8MB in the beginning and 68.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-19 19:15:39,610 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.26ms. Allocated memory is still 98.6MB. Free memory was 69.8MB in the beginning and 73.0MB in the end (delta: -3.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.92ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 70.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.66ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 69.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 467.62ms. Allocated memory is still 98.6MB. Free memory was 69.4MB in the beginning and 55.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 11715.05ms. Allocated memory was 98.6MB in the beginning and 178.3MB in the end (delta: 79.7MB). Free memory was 55.9MB in the beginning and 71.8MB in the end (delta: -16.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 43.07ms. Allocated memory is still 178.3MB. Free memory was 71.8MB in the beginning and 68.7MB 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 11.6s and 15 iterations. TraceHistogramMax:2. Analysis of lassos took 10.3s. 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, 0.2s 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: 121ms 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@d13f9b9=0, c_num_read=0, c_dr_st=0, q_read_ev=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c0d422a=0, p_dw_i=1, tmp=0, q_write_ev=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e606245=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@24d06087=0, tmp___1=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19963e4=0, p_dw_pc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c79068=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c6347bb=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! [2021-12-19 19:15:39,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)