/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-0d686a6 [2022-07-26 13:33:46,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-26 13:33:46,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-26 13:33:46,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-26 13:33:46,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-26 13:33:46,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-26 13:33:46,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-26 13:33:46,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-26 13:33:46,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-26 13:33:46,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-26 13:33:46,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-26 13:33:46,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-26 13:33:46,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-26 13:33:46,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-26 13:33:46,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-26 13:33:46,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-26 13:33:46,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-26 13:33:46,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-26 13:33:46,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-26 13:33:46,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-26 13:33:46,628 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-26 13:33:46,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-26 13:33:46,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-26 13:33:46,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-26 13:33:46,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-26 13:33:46,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-26 13:33:46,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-26 13:33:46,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-26 13:33:46,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-26 13:33:46,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-26 13:33:46,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-26 13:33:46,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-26 13:33:46,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-26 13:33:46,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-26 13:33:46,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-26 13:33:46,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-26 13:33:46,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-26 13:33:46,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-26 13:33:46,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-26 13:33:46,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-26 13:33:46,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-26 13:33:46,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-26 13:33:46,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf [2022-07-26 13:33:46,663 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-26 13:33:46,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-26 13:33:46,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-26 13:33:46,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-26 13:33:46,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-26 13:33:46,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-26 13:33:46,665 INFO L138 SettingsManager]: * Use SBE=true [2022-07-26 13:33:46,665 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-26 13:33:46,665 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-26 13:33:46,665 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-26 13:33:46,665 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-26 13:33:46,665 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-26 13:33:46,666 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-26 13:33:46,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-26 13:33:46,666 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-26 13:33:46,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-26 13:33:46,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-26 13:33:46,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-26 13:33:46,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-26 13:33:46,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-26 13:33:46,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-26 13:33:46,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-26 13:33:46,667 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-26 13:33:46,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-26 13:33:46,667 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-26 13:33:46,667 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-26 13:33:46,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-26 13:33:46,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-26 13:33:46,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-26 13:33:46,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-26 13:33:46,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-26 13:33:46,668 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-26 13:33:46,669 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-26 13:33:46,669 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-26 13:33:46,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-26 13:33:46,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-26 13:33:46,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-26 13:33:46,869 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-26 13:33:46,870 INFO L275 PluginConnector]: CDTParser initialized [2022-07-26 13:33:46,872 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2022-07-26 13:33:46,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9881a495/2ff83535bf324891b41d541f72005518/FLAG5827c44a3 [2022-07-26 13:33:47,318 INFO L306 CDTParser]: Found 1 translation units. [2022-07-26 13:33:47,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2022-07-26 13:33:47,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9881a495/2ff83535bf324891b41d541f72005518/FLAG5827c44a3 [2022-07-26 13:33:47,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9881a495/2ff83535bf324891b41d541f72005518 [2022-07-26 13:33:47,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-26 13:33:47,340 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-26 13:33:47,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-26 13:33:47,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-26 13:33:47,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-26 13:33:47,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5a3629 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47, skipping insertion in model container [2022-07-26 13:33:47,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-26 13:33:47,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-26 13:33:47,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2022-07-26 13:33:47,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:33:47,548 INFO L203 MainTranslator]: Completed pre-run [2022-07-26 13:33:47,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2022-07-26 13:33:47,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-26 13:33:47,583 INFO L208 MainTranslator]: Completed translation [2022-07-26 13:33:47,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47 WrapperNode [2022-07-26 13:33:47,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-26 13:33:47,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-26 13:33:47,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-26 13:33:47,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-26 13:33:47,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,630 INFO L137 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 115 [2022-07-26 13:33:47,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-26 13:33:47,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-26 13:33:47,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-26 13:33:47,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-26 13:33:47,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-26 13:33:47,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-26 13:33:47,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-26 13:33:47,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-26 13:33:47,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (1/1) ... [2022-07-26 13:33:47,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:47,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:47,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:47,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-26 13:33:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-26 13:33:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-26 13:33:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-26 13:33:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-26 13:33:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-26 13:33:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-07-26 13:33:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-07-26 13:33:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-07-26 13:33:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-07-26 13:33:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-26 13:33:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-26 13:33:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-26 13:33:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-26 13:33:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-26 13:33:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-26 13:33:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-26 13:33:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-26 13:33:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-26 13:33:47,723 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-26 13:33:47,789 INFO L234 CfgBuilder]: Building ICFG [2022-07-26 13:33:47,790 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-26 13:33:47,983 INFO L275 CfgBuilder]: Performing block encoding [2022-07-26 13:33:48,032 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-26 13:33:48,032 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-26 13:33:48,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:33:48 BoogieIcfgContainer [2022-07-26 13:33:48,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-26 13:33:48,035 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-26 13:33:48,035 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-26 13:33:48,039 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-26 13:33:48,039 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:33:48,040 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.07 01:33:47" (1/3) ... [2022-07-26 13:33:48,040 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a23d510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:33:48, skipping insertion in model container [2022-07-26 13:33:48,041 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:33:48,041 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.07 01:33:47" (2/3) ... [2022-07-26 13:33:48,041 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a23d510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.07 01:33:48, skipping insertion in model container [2022-07-26 13:33:48,041 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-26 13:33:48,041 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.07 01:33:48" (3/3) ... [2022-07-26 13:33:48,042 INFO L322 chiAutomizerObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2022-07-26 13:33:48,154 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-26 13:33:48,193 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 126 transitions, 284 flow [2022-07-26 13:33:48,245 INFO L129 PetriNetUnfolder]: 9/118 cut-off events. [2022-07-26 13:33:48,246 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-26 13:33:48,253 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 118 events. 9/118 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 94 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2022-07-26 13:33:48,253 INFO L82 GeneralOperation]: Start removeDead. Operand has 126 places, 126 transitions, 284 flow [2022-07-26 13:33:48,261 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 122 places, 118 transitions, 260 flow [2022-07-26 13:33:48,271 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2022-07-26 13:33:48,272 INFO L302 stractBuchiCegarLoop]: Hoare is false [2022-07-26 13:33:48,272 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-26 13:33:48,272 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-26 13:33:48,272 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-26 13:33:48,272 INFO L306 stractBuchiCegarLoop]: Difference is false [2022-07-26 13:33:48,272 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-26 13:33:48,272 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-26 13:33:48,274 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-26 13:33:51,241 INFO L131 ngComponentsAnalysis]: Automaton has 2115 accepting balls. 31835 [2022-07-26 13:33:51,242 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 13:33:51,242 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 13:33:51,249 INFO L150 hiAutomatonCegarLoop]: Counterexample stem 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] [2022-07-26 13:33:51,250 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-26 13:33:51,250 INFO L333 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-26 13:33:51,250 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 33661 states, but on-demand construction may add more states [2022-07-26 13:33:52,229 INFO L131 ngComponentsAnalysis]: Automaton has 2115 accepting balls. 31835 [2022-07-26 13:33:52,230 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 13:33:52,230 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 13:33:52,231 INFO L150 hiAutomatonCegarLoop]: Counterexample stem 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] [2022-07-26 13:33:52,231 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-26 13:33:52,236 INFO L733 eck$LassoCheckResult]: Stem: 129#[ULTIMATE.startENTRY]don't care [319] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 132#[L-1]don't care [251] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 134#[L-1-1]don't care [325] L-1-1-->L-1-2: Formula: (= (select |v_#valid_17| 0) 0) InVars {#valid=|v_#valid_17|} OutVars{#valid=|v_#valid_17|} AuxVars[] AssignedVars[] 136#[L-1-2]don't care [327] L-1-2-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 138#[L21]don't care [293] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= 1 (select |v_#valid_18| 1))) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 140#[L21-1]don't care [315] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_13| 1) 0)) InVars {#memory_int=|v_#memory_int_13|} OutVars{#memory_int=|v_#memory_int_13|} AuxVars[] AssignedVars[] 142#[L21-2]don't care [254] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_14| 1) 1) 0) InVars {#memory_int=|v_#memory_int_14|} OutVars{#memory_int=|v_#memory_int_14|} AuxVars[] AssignedVars[] 144#[L21-3]don't care [287] L21-3-->L21-4: Formula: (and (= (select |v_#valid_19| 2) 1) (= (select |v_#length_10| 2) 33)) InVars {#length=|v_#length_10|, #valid=|v_#valid_19|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[] 146#[L21-4]don't care [269] L21-4-->L38: Formula: (= 0 v_~N~0_10) InVars {} OutVars{~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 148#[L38]don't care [270] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 150#[L38-1]don't care [288] L38-1-->L-1-3: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 152#[L-1-3]don't care [329] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 154#[L-1-4]don't care [252] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 156#[L-1-5]don't care [231] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 158#[L-1-6]don't care [307] L-1-6-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_5|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_3|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_3|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_3|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_4|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_5|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_5|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] 160#[L83]don't care [234] L83-->L83-1: Formula: (and (= |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_6| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) (= (store |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 1) |v_#valid_20|) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 4) |v_#length_11|) (= (select |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_12|, #valid=|v_#valid_21|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 162#[L83-1]don't care [272] L83-1-->L83-2: Formula: (and (= (select |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (= (store |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_22|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_14|, #valid=|v_#valid_23|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_22|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 164#[L83-2]don't care [309] L83-2-->L83-3: Formula: (and (= (store |v_#length_16| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 4) |v_#length_15|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_6| 0) (= (select |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) 0) (= (store |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 1) |v_#valid_24|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_16|, #valid=|v_#valid_25|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, #valid=|v_#valid_24|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 166#[L83-3]don't care [314] L83-3-->L83-4: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 4) |v_#length_17|) (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_6| 0)) (= (store |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 1) |v_#valid_26|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_18|, #valid=|v_#valid_27|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, #valid=|v_#valid_26|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 168#[L83-4]don't care [271] L83-4-->L85: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_1| v_~N~0_9) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 170#[L85]don't care [248] L85-->L88: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 172#[L88]don't care [290] L88-->L88-1: Formula: (= |v_ULTIMATE.start_main_#t~pre10#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 174#[L88-1]don't care [313] L88-1-->L88-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 176#[L88-2]don't care [230] L88-2-->L88-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 4) (select |v_#length_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_1|) (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) |v_ULTIMATE.start_main_~#t1~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre10#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} AuxVars[] AssignedVars[#memory_int] 178#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 180#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 184#[L41-4, L88-4]don't care [2022-07-26 13:33:52,236 INFO L735 eck$LassoCheckResult]: Loop: 184#[L41-4, L88-4]don't care [337] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_5 v_~N~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 192#[L88-4, L42]don't care [339] L42-->L44: Formula: (= (+ v_~counter1~0_13 1) v_~counter1~0_12) InVars {~counter1~0=v_~counter1~0_13} OutVars{thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|, ~counter1~0=v_~counter1~0_12} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post2, ~counter1~0] 204#[L44, L88-4]don't care [341] L44-->L41-2: Formula: (= |v_thread1Thread1of1ForFork1_#t~post1_1| v_thread1Thread1of1ForFork1_~i~0_7) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_7} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_7, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1] 220#[L41-2, L88-4]don't care [342] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork1_~i~0_9 (+ |v_thread1Thread1of1ForFork1_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_3|} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_9, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 238#[L41-3, L88-4]don't care [343] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1] 184#[L41-4, L88-4]don't care [2022-07-26 13:33:52,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:33:52,242 INFO L85 PathProgramCache]: Analyzing trace with hash 421229702, now seen corresponding path program 1 times [2022-07-26 13:33:52,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:33:52,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368266686] [2022-07-26 13:33:52,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:33:52,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:33:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:33:52,407 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:33:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:33:52,489 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:33:52,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:33:52,493 INFO L85 PathProgramCache]: Analyzing trace with hash 350293523, now seen corresponding path program 1 times [2022-07-26 13:33:52,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:33:52,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765944345] [2022-07-26 13:33:52,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:33:52,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:33:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:33:52,507 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:33:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:33:52,525 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:33:52,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:33:52,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1237492910, now seen corresponding path program 1 times [2022-07-26 13:33:52,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:33:52,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589536903] [2022-07-26 13:33:52,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:33:52,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:33:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:33:52,559 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:33:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:33:52,585 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:33:52,656 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 13:33:52,660 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 13:33:52,661 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 13:33:52,661 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 13:33:52,661 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 13:33:52,661 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:52,661 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 13:33:52,661 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 13:33:52,662 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2022-07-26 13:33:52,662 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 13:33:52,662 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 13:33:52,677 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,685 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,689 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,692 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,695 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,698 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,702 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,706 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,709 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,714 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,717 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,725 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:52,841 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 13:33:52,841 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 13:33:52,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:52,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:52,845 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:52,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-26 13:33:52,847 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:52,848 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:52,879 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:52,879 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_1=3} Honda state: {v_rep#funAddr~thread4.offset_1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:52,903 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 [2022-07-26 13:33:52,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:52,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:52,905 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:52,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-26 13:33:52,909 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:52,911 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:52,934 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-07-26 13:33:52,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:52,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:52,936 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:52,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-26 13:33:52,943 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 13:33:52,943 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:52,967 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:52,968 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter1~0=0} Honda state: {~counter1~0=0} Generalized eigenvectors: [{~counter1~0=1}, {~counter1~0=3}, {~counter1~0=-3}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-26 13:33:53,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-07-26 13:33:53,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,018 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-26 13:33:53,024 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,024 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,036 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:53,036 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_1=-1} Honda state: {v_rep#funAddr~thread1.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:53,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,054 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-26 13:33:53,056 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,056 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,066 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:53,067 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_1=0} Honda state: {v_rep#funAddr~thread1.offset_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:53,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,097 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-26 13:33:53,100 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,100 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,119 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:53,119 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_1=-1} Honda state: {v_rep#funAddr~thread3.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:53,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,136 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-26 13:33:53,142 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,142 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,153 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:53,153 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_1=-1} Honda state: {v_rep#funAddr~thread2.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:53,168 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 [2022-07-26 13:33:53,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,169 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-26 13:33:53,172 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,172 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,183 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:53,183 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_1=-1} Honda state: {v_rep#funAddr~thread4.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:53,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,200 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-26 13:33:53,202 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,202 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,227 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:53,228 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_1=1} Honda state: {v_rep#funAddr~thread2.offset_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:53,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,253 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-26 13:33:53,258 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,258 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,271 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:53,272 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_1=2} Honda state: {v_rep#funAddr~thread3.offset_1=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:53,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,290 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-26 13:33:53,292 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,293 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,299 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:33:53,299 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post1=0} Honda state: {thread1Thread1of1ForFork1_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:33:53,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,315 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-26 13:33:53,317 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:33:53,317 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,342 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-26 13:33:53,344 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 13:33:53,344 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:33:53,457 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 13:33:53,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,460 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 13:33:53,460 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 13:33:53,461 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 13:33:53,461 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 13:33:53,461 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 13:33:53,461 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,461 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 13:33:53,461 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 13:33:53,461 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2022-07-26 13:33:53,461 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 13:33:53,461 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 13:33:53,462 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,470 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,473 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,478 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,480 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,482 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,488 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,494 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,496 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,499 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,501 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,506 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:33:53,606 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 13:33:53,610 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 13:33:53,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,616 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:53,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:53,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 13:33:53,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:53,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:53,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:53,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 13:33:53,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 13:33:53,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-26 13:33:53,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:53,663 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 [2022-07-26 13:33:53,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,665 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-26 13:33:53,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:53,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:53,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:53,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:53,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:53,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:33:53,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:33:53,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:53,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,706 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-26 13:33:53,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:53,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:53,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:53,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:53,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:53,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:33:53,717 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:33:53,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:53,738 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-07-26 13:33:53,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,740 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-26 13:33:53,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:53,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:53,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:53,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:53,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:53,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:33:53,751 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:33:53,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:53,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,805 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:53,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:53,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:53,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:53,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:53,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:33:53,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:33:53,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-26 13:33:53,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:53,862 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 [2022-07-26 13:33:53,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,864 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:53,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:53,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:53,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:53,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:53,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:33:53,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:33:53,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-26 13:33:53,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:53,914 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 [2022-07-26 13:33:53,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,915 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-26 13:33:53,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:53,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:53,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:53,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:53,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:53,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:33:53,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:33:53,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:53,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:53,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:53,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:53,967 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:53,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:53,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:53,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:53,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:53,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:53,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:33:53,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:33:53,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-26 13:33:53,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:54,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:54,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:54,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:54,019 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:54,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-26 13:33:54,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:54,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:54,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:54,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:54,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:54,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:33:54,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:33:54,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:54,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-26 13:33:54,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:54,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:54,064 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:54,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-26 13:33:54,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:54,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:54,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 13:33:54,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:54,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:54,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:54,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 13:33:54,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 13:33:54,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:33:54,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:54,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:54,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:54,089 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:54,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-26 13:33:54,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:33:54,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:33:54,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 13:33:54,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:33:54,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:33:54,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:33:54,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 13:33:54,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 13:33:54,103 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 13:33:54,129 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-26 13:33:54,129 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-26 13:33:54,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:33:54,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:33:54,136 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:33:54,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-26 13:33:54,139 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 13:33:54,139 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 13:33:54,139 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 13:33:54,140 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-26 13:33:54,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-07-26 13:33:54,163 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 13:33:54,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:33:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:33:54,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 13:33:54,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 13:33:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:33:54,300 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-26 13:33:54,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 13:33:54,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 13:33:54,399 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-07-26 13:33:54,402 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 33661 states, but on-demand construction may add more states Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-26 13:33:54,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-26 13:33:56,865 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 33661 states, but on-demand construction may add more states. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 112456 states and 578059 transitions. Complement of second has 9 states. [2022-07-26 13:33:56,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-07-26 13:33:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-26 13:33:56,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 407 transitions. [2022-07-26 13:33:56,876 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 407 transitions. Stem has 26 letters. Loop has 5 letters. [2022-07-26 13:33:56,877 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:33:56,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 407 transitions. Stem has 31 letters. Loop has 5 letters. [2022-07-26 13:33:56,877 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:33:56,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 407 transitions. Stem has 26 letters. Loop has 10 letters. [2022-07-26 13:33:56,878 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:33:56,878 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 112456 states and 578059 transitions. [2022-07-26 13:33:59,585 INFO L131 ngComponentsAnalysis]: Automaton has 2949 accepting balls. 29925 [2022-07-26 13:34:01,295 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 112456 states to 69440 states and 352508 transitions. [2022-07-26 13:34:01,296 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35902 [2022-07-26 13:34:01,552 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49317 [2022-07-26 13:34:01,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69440 states and 352508 transitions. [2022-07-26 13:34:01,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 13:34:01,554 INFO L220 hiAutomatonCegarLoop]: Abstraction has 69440 states and 352508 transitions. [2022-07-26 13:34:01,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69440 states and 352508 transitions. [2022-07-26 13:34:04,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69440 to 56027. [2022-07-26 13:34:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56027 states, 56027 states have (on average 5.128545165723669) internal successors, (287337), 56026 states have internal predecessors, (287337), 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) [2022-07-26 13:34:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56027 states to 56027 states and 287337 transitions. [2022-07-26 13:34:05,489 INFO L242 hiAutomatonCegarLoop]: Abstraction has 56027 states and 287337 transitions. [2022-07-26 13:34:05,489 INFO L426 stractBuchiCegarLoop]: Abstraction has 56027 states and 287337 transitions. [2022-07-26 13:34:05,489 INFO L333 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-26 13:34:05,489 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56027 states and 287337 transitions. [2022-07-26 13:34:05,995 INFO L131 ngComponentsAnalysis]: Automaton has 2949 accepting balls. 29925 [2022-07-26 13:34:05,995 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 13:34:05,995 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 13:34:05,997 INFO L150 hiAutomatonCegarLoop]: Counterexample stem 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, 1, 1] [2022-07-26 13:34:05,997 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-26 13:34:05,998 INFO L733 eck$LassoCheckResult]: Stem: 287654#[ULTIMATE.startENTRY]don't care [319] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 285830#[L-1]don't care [251] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 188026#[L-1-1]don't care [325] L-1-1-->L-1-2: Formula: (= (select |v_#valid_17| 0) 0) InVars {#valid=|v_#valid_17|} OutVars{#valid=|v_#valid_17|} AuxVars[] AssignedVars[] 188028#[L-1-2]don't care [327] L-1-2-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 208102#[L21]don't care [293] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= 1 (select |v_#valid_18| 1))) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 208104#[L21-1]don't care [315] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_13| 1) 0)) InVars {#memory_int=|v_#memory_int_13|} OutVars{#memory_int=|v_#memory_int_13|} AuxVars[] AssignedVars[] 286074#[L21-2]don't care [254] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_14| 1) 1) 0) InVars {#memory_int=|v_#memory_int_14|} OutVars{#memory_int=|v_#memory_int_14|} AuxVars[] AssignedVars[] 251556#[L21-3]don't care [287] L21-3-->L21-4: Formula: (and (= (select |v_#valid_19| 2) 1) (= (select |v_#length_10| 2) 33)) InVars {#length=|v_#length_10|, #valid=|v_#valid_19|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[] 251558#[L21-4]don't care [269] L21-4-->L38: Formula: (= 0 v_~N~0_10) InVars {} OutVars{~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 282120#[L38]don't care [270] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 282122#[L38-1]don't care [288] L38-1-->L-1-3: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 282508#[L-1-3]don't care [329] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 282510#[L-1-4]don't care [252] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 231314#[L-1-5]don't care [231] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 213024#[L-1-6]don't care [307] L-1-6-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_5|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_3|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_3|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_3|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_4|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_5|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_5|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] 213026#[L83]don't care [234] L83-->L83-1: Formula: (and (= |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_6| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) (= (store |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 1) |v_#valid_20|) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 4) |v_#length_11|) (= (select |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_12|, #valid=|v_#valid_21|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 250718#[L83-1]don't care [272] L83-1-->L83-2: Formula: (and (= (select |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (= (store |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_22|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_14|, #valid=|v_#valid_23|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_22|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 282978#[L83-2]don't care [309] L83-2-->L83-3: Formula: (and (= (store |v_#length_16| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 4) |v_#length_15|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_6| 0) (= (select |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) 0) (= (store |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 1) |v_#valid_24|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_16|, #valid=|v_#valid_25|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, #valid=|v_#valid_24|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 282980#[L83-3]don't care [314] L83-3-->L83-4: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 4) |v_#length_17|) (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_6| 0)) (= (store |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 1) |v_#valid_26|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_18|, #valid=|v_#valid_27|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, #valid=|v_#valid_26|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 255882#[L83-4]don't care [271] L83-4-->L85: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_1| v_~N~0_9) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 255884#[L85]don't care [248] L85-->L88: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 280050#[L88]don't care [290] L88-->L88-1: Formula: (= |v_ULTIMATE.start_main_#t~pre10#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 280052#[L88-1]don't care [313] L88-1-->L88-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 224734#[L88-2]don't care [230] L88-2-->L88-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 4) (select |v_#length_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_1|) (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) |v_ULTIMATE.start_main_~#t1~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre10#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} AuxVars[] AssignedVars[#memory_int] 224736#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 279540#[thread1ENTRY, L88-4]don't care [332] L88-4-->L88-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 279542#[L88-5, thread1ENTRY]don't care [302] L88-5-->L89: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet11#1] 225752#[thread1ENTRY, L89]don't care [277] L89-->L89-1: Formula: (= |v_ULTIMATE.start_main_#t~pre12#1_1| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1] 225754#[L89-1, thread1ENTRY]don't care [258] L89-1-->L89-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 215794#[thread1ENTRY, L89-2]don't care [284] L89-2-->L89-3: Formula: (and (= (select |v_#valid_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) |v_ULTIMATE.start_main_~#t2~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre12#1_2|)) |v_#memory_int_3|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|) (select |v_#length_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_2|, #memory_int=|v_#memory_int_4|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_2|, #memory_int=|v_#memory_int_3|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[#memory_int] 215796#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 231532#[thread2ENTRY, thread1ENTRY, L89-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 285510#[thread1ENTRY, L51-4, L89-4]don't care [2022-07-26 13:34:05,998 INFO L735 eck$LassoCheckResult]: Loop: 285510#[thread1ENTRY, L51-4, L89-4]don't care [347] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 289822#[L52, thread1ENTRY, L89-4]don't care [349] L52-->L55: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|) (= v_~counter1~0_39 (+ v_~counter1~0_38 1)) (= (ite (< 0 v_~counter1~0_39) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1| 0))) InVars {~counter1~0=v_~counter1~0_39} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|, ~counter1~0=v_~counter1~0_38} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 289174#[L55, thread1ENTRY, L89-4]don't care [351] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork3_#t~post3#1_1| |v_thread2Thread1of1ForFork3_~i~1#1_7|) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_7|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_1|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 285834#[L51-2, thread1ENTRY, L89-4]don't care [352] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_9| (+ |v_thread2Thread1of1ForFork3_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 285836#[L51-3, thread1ENTRY, L89-4]don't care [353] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 285510#[thread1ENTRY, L51-4, L89-4]don't care [2022-07-26 13:34:06,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:34:06,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1165729148, now seen corresponding path program 1 times [2022-07-26 13:34:06,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:34:06,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136457947] [2022-07-26 13:34:06,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:34:06,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:34:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:06,049 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:34:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:06,100 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:34:06,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:34:06,101 INFO L85 PathProgramCache]: Analyzing trace with hash 359836573, now seen corresponding path program 1 times [2022-07-26 13:34:06,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:34:06,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970296448] [2022-07-26 13:34:06,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:34:06,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:34:06,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:06,111 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:34:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:06,125 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:34:06,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:34:06,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1080737022, now seen corresponding path program 1 times [2022-07-26 13:34:06,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:34:06,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784589766] [2022-07-26 13:34:06,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:34:06,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:34:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:34:06,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 13:34:06,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-26 13:34:06,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784589766] [2022-07-26 13:34:06,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784589766] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-26 13:34:06,393 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-26 13:34:06,393 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-26 13:34:06,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102977944] [2022-07-26 13:34:06,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-26 13:34:06,444 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 13:34:06,444 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 13:34:06,444 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 13:34:06,444 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 13:34:06,444 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 13:34:06,444 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,444 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 13:34:06,444 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 13:34:06,444 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2022-07-26 13:34:06,445 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 13:34:06,445 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 13:34:06,446 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,449 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,454 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,456 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,458 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,460 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,462 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,466 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,468 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,470 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,473 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,475 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,480 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,595 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 13:34:06,595 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 13:34:06,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:06,600 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:06,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-26 13:34:06,603 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:34:06,604 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:06,625 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:34:06,626 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_3=-1} Honda state: {v_rep#funAddr~thread1.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:34:06,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:06,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:06,652 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:06,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-26 13:34:06,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:34:06,654 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:06,675 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:34:06,676 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_3=-1} Honda state: {v_rep#funAddr~thread3.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:34:06,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:06,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:06,744 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:06,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-26 13:34:06,746 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:34:06,746 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:06,756 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:34:06,756 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_3=-1} Honda state: {v_rep#funAddr~thread2.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:34:06,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-26 13:34:06,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:06,772 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:06,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-26 13:34:06,774 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:34:06,774 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:06,784 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:34:06,784 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_3=-1} Honda state: {v_rep#funAddr~thread4.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:34:06,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:06,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:06,801 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:06,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-26 13:34:06,803 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:34:06,803 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:06,812 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:34:06,812 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_3=3} Honda state: {v_rep#funAddr~thread4.offset_3=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:34:06,827 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 [2022-07-26 13:34:06,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:06,828 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:06,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-26 13:34:06,831 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:34:06,831 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:06,840 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:34:06,840 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_3=0} Honda state: {v_rep#funAddr~thread1.offset_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:34:06,854 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-26 13:34:06,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:06,855 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:06,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-26 13:34:06,857 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:34:06,858 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:06,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:06,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:06,879 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:06,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-26 13:34:06,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 13:34:06,880 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:06,939 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 13:34:06,942 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 [2022-07-26 13:34:06,942 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 13:34:06,942 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 13:34:06,942 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 13:34:06,942 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 13:34:06,942 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 13:34:06,942 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:06,942 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 13:34:06,942 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 13:34:06,942 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2022-07-26 13:34:06,943 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 13:34:06,943 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 13:34:06,944 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,947 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,949 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,951 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,953 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,955 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,957 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,962 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,964 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,966 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,970 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,973 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:06,978 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:07,074 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 13:34:07,074 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 13:34:07,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:07,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:07,076 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:07,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:34:07,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:07,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:07,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:07,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:07,092 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:34:07,092 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:34:07,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-26 13:34:07,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:34:07,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:07,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:07,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:07,132 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:07,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:34:07,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:07,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:07,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:07,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:07,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-26 13:34:07,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:34:07,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:34:07,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:34:07,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:07,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:07,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:07,185 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) [2022-07-26 13:34:07,187 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 [2022-07-26 13:34:07,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:07,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:07,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:07,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:07,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:34:07,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:34:07,200 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 [2022-07-26 13:34:07,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:34:07,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:07,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:07,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:07,232 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) [2022-07-26 13:34:07,236 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 [2022-07-26 13:34:07,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:07,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:07,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:07,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:07,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:34:07,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:34:07,249 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 [2022-07-26 13:34:07,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:34:07,283 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 [2022-07-26 13:34:07,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:07,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:07,285 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) [2022-07-26 13:34:07,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:34:07,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:07,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:07,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:07,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:07,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:34:07,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:34:07,307 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 [2022-07-26 13:34:07,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:34:07,339 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 [2022-07-26 13:34:07,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:07,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:07,341 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) [2022-07-26 13:34:07,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:34:07,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:07,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:07,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:07,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:07,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:34:07,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:34:07,358 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 [2022-07-26 13:34:07,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:34:07,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:07,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:07,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:07,392 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) [2022-07-26 13:34:07,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:34:07,403 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 [2022-07-26 13:34:07,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:07,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 13:34:07,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:07,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:07,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:07,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 13:34:07,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 13:34:07,423 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 13:34:07,436 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-07-26 13:34:07,436 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-26 13:34:07,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:07,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:07,440 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-26 13:34:07,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-26 13:34:07,442 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 13:34:07,442 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 13:34:07,443 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 13:34:07,443 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter1~0) = 1*~counter1~0 Supporting invariants [] [2022-07-26 13:34:07,467 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 [2022-07-26 13:34:07,468 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 13:34:07,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:34:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:34:07,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 13:34:07,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 13:34:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:34:07,546 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-26 13:34:07,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 13:34:07,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 13:34:07,592 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-26 13:34:07,593 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56027 states and 287337 transitions. cyclomatic complexity: 234837 Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-07-26 13:34:08,095 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-26 13:34:10,518 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56027 states and 287337 transitions. cyclomatic complexity: 234837. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 194962 states and 1015920 transitions. Complement of second has 5 states. [2022-07-26 13:34:10,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-26 13:34:10,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-07-26 13:34:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 182 transitions. [2022-07-26 13:34:10,519 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 182 transitions. Stem has 32 letters. Loop has 5 letters. [2022-07-26 13:34:10,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:34:10,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 182 transitions. Stem has 37 letters. Loop has 5 letters. [2022-07-26 13:34:10,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:34:10,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 182 transitions. Stem has 32 letters. Loop has 10 letters. [2022-07-26 13:34:10,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:34:10,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 194962 states and 1015920 transitions. [2022-07-26 13:34:15,280 INFO L131 ngComponentsAnalysis]: Automaton has 5957 accepting balls. 49785 [2022-07-26 13:34:18,986 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 194962 states to 169681 states and 886029 transitions. [2022-07-26 13:34:18,987 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68177 [2022-07-26 13:34:19,383 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 86255 [2022-07-26 13:34:19,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 169681 states and 886029 transitions. [2022-07-26 13:34:19,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 13:34:19,384 INFO L220 hiAutomatonCegarLoop]: Abstraction has 169681 states and 886029 transitions. [2022-07-26 13:34:19,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169681 states and 886029 transitions. [2022-07-26 13:34:24,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169681 to 129584. [2022-07-26 13:34:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129584 states, 129584 states have (on average 5.437746944067169) internal successors, (704645), 129583 states have internal predecessors, (704645), 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) [2022-07-26 13:34:26,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129584 states to 129584 states and 704645 transitions. [2022-07-26 13:34:26,511 INFO L242 hiAutomatonCegarLoop]: Abstraction has 129584 states and 704645 transitions. [2022-07-26 13:34:26,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-26 13:34:26,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-26 13:34:26,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-26 13:34:26,515 INFO L87 Difference]: Start difference. First operand 129584 states and 704645 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2022-07-26 13:34:29,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-26 13:34:29,526 INFO L93 Difference]: Finished difference Result 149210 states and 783083 transitions. [2022-07-26 13:34:29,526 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 149210 states and 783083 transitions. [2022-07-26 13:34:34,614 INFO L131 ngComponentsAnalysis]: Automaton has 6164 accepting balls. 51240 [2022-07-26 13:34:37,439 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 149210 states to 142085 states and 737952 transitions. [2022-07-26 13:34:37,439 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 70886 [2022-07-26 13:34:37,729 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 70886 [2022-07-26 13:34:37,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 142085 states and 737952 transitions. [2022-07-26 13:34:37,730 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 13:34:37,730 INFO L220 hiAutomatonCegarLoop]: Abstraction has 142085 states and 737952 transitions. [2022-07-26 13:34:38,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142085 states and 737952 transitions. [2022-07-26 13:34:42,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142085 to 125509. [2022-07-26 13:34:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125509 states, 125509 states have (on average 5.281700913878686) internal successors, (662901), 125508 states have internal predecessors, (662901), 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) [2022-07-26 13:34:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125509 states to 125509 states and 662901 transitions. [2022-07-26 13:34:44,330 INFO L242 hiAutomatonCegarLoop]: Abstraction has 125509 states and 662901 transitions. [2022-07-26 13:34:44,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-26 13:34:44,331 INFO L426 stractBuchiCegarLoop]: Abstraction has 125509 states and 662901 transitions. [2022-07-26 13:34:44,331 INFO L333 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-26 13:34:44,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125509 states and 662901 transitions. [2022-07-26 13:34:45,875 INFO L131 ngComponentsAnalysis]: Automaton has 4949 accepting balls. 42805 [2022-07-26 13:34:45,876 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 13:34:45,876 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 13:34:45,879 INFO L150 hiAutomatonCegarLoop]: Counterexample stem 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, 1, 1, 1, 1, 1] [2022-07-26 13:34:45,879 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-26 13:34:45,880 INFO L733 eck$LassoCheckResult]: Stem: 1044780#[ULTIMATE.startENTRY]don't care [319] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1039174#[L-1]don't care [251] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 904242#[L-1-1]don't care [325] L-1-1-->L-1-2: Formula: (= (select |v_#valid_17| 0) 0) InVars {#valid=|v_#valid_17|} OutVars{#valid=|v_#valid_17|} AuxVars[] AssignedVars[] 904244#[L-1-2]don't care [327] L-1-2-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 926298#[L21]don't care [293] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= 1 (select |v_#valid_18| 1))) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 926300#[L21-1]don't care [315] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_13| 1) 0)) InVars {#memory_int=|v_#memory_int_13|} OutVars{#memory_int=|v_#memory_int_13|} AuxVars[] AssignedVars[] 1039738#[L21-2]don't care [254] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_14| 1) 1) 0) InVars {#memory_int=|v_#memory_int_14|} OutVars{#memory_int=|v_#memory_int_14|} AuxVars[] AssignedVars[] 979216#[L21-3]don't care [287] L21-3-->L21-4: Formula: (and (= (select |v_#valid_19| 2) 1) (= (select |v_#length_10| 2) 33)) InVars {#length=|v_#length_10|, #valid=|v_#valid_19|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[] 979218#[L21-4]don't care [269] L21-4-->L38: Formula: (= 0 v_~N~0_10) InVars {} OutVars{~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 1029454#[L38]don't care [270] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 1029456#[L38-1]don't care [288] L38-1-->L-1-3: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 1030298#[L-1-3]don't care [329] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1030300#[L-1-4]don't care [252] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 953126#[L-1-5]don't care [231] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 931832#[L-1-6]don't care [307] L-1-6-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_5|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_3|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_3|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_3|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_4|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_5|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_5|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] 931834#[L83]don't care [234] L83-->L83-1: Formula: (and (= |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_6| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) (= (store |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 1) |v_#valid_20|) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 4) |v_#length_11|) (= (select |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_12|, #valid=|v_#valid_21|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 977952#[L83-1]don't care [272] L83-1-->L83-2: Formula: (and (= (select |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (= (store |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_22|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_14|, #valid=|v_#valid_23|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_22|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 1031386#[L83-2]don't care [309] L83-2-->L83-3: Formula: (and (= (store |v_#length_16| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 4) |v_#length_15|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_6| 0) (= (select |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) 0) (= (store |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 1) |v_#valid_24|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_16|, #valid=|v_#valid_25|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, #valid=|v_#valid_24|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 1031388#[L83-3]don't care [314] L83-3-->L83-4: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 4) |v_#length_17|) (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_6| 0)) (= (store |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 1) |v_#valid_26|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_18|, #valid=|v_#valid_27|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, #valid=|v_#valid_26|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 985292#[L83-4]don't care [271] L83-4-->L85: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_1| v_~N~0_9) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 985294#[L85]don't care [248] L85-->L88: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 1025036#[L88]don't care [290] L88-->L88-1: Formula: (= |v_ULTIMATE.start_main_#t~pre10#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1025038#[L88-1]don't care [313] L88-1-->L88-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 945276#[L88-2]don't care [230] L88-2-->L88-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 4) (select |v_#length_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_1|) (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) |v_ULTIMATE.start_main_~#t1~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre10#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} AuxVars[] AssignedVars[#memory_int] 945278#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 1023946#[thread1ENTRY, L88-4]don't care [332] L88-4-->L88-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1023948#[L88-5, thread1ENTRY]don't care [302] L88-5-->L89: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet11#1] 946444#[thread1ENTRY, L89]don't care [277] L89-->L89-1: Formula: (= |v_ULTIMATE.start_main_#t~pre12#1_1| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1] 946446#[L89-1, thread1ENTRY]don't care [258] L89-1-->L89-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 934996#[thread1ENTRY, L89-2]don't care [284] L89-2-->L89-3: Formula: (and (= (select |v_#valid_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) |v_ULTIMATE.start_main_~#t2~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre12#1_2|)) |v_#memory_int_3|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|) (select |v_#length_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_2|, #memory_int=|v_#memory_int_4|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_2|, #memory_int=|v_#memory_int_3|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[#memory_int] 934998#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 953400#[thread2ENTRY, thread1ENTRY, L89-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 1038244#[thread1ENTRY, L51-4, L89-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 1052550#[L41-4, L89-4, L51-4]don't care [337] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_5 v_~N~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 943226#[L51-4, L89-4, L42]don't care [339] L42-->L44: Formula: (= (+ v_~counter1~0_13 1) v_~counter1~0_12) InVars {~counter1~0=v_~counter1~0_13} OutVars{thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|, ~counter1~0=v_~counter1~0_12} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post2, ~counter1~0] 1037592#[L44, L89-4, L51-4]don't care [2022-07-26 13:34:45,880 INFO L735 eck$LassoCheckResult]: Loop: 1037592#[L44, L89-4, L51-4]don't care [347] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 1037594#[L52, L44, L89-4]don't care [349] L52-->L55: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|) (= v_~counter1~0_39 (+ v_~counter1~0_38 1)) (= (ite (< 0 v_~counter1~0_39) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1| 0))) InVars {~counter1~0=v_~counter1~0_39} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|, ~counter1~0=v_~counter1~0_38} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 920844#[L55, L44, L89-4]don't care [351] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork3_#t~post3#1_1| |v_thread2Thread1of1ForFork3_~i~1#1_7|) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_7|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_1|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 920850#[L51-2, L44, L89-4]don't care [352] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_9| (+ |v_thread2Thread1of1ForFork3_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 943228#[L51-3, L44, L89-4]don't care [353] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 1037592#[L44, L89-4, L51-4]don't care [2022-07-26 13:34:45,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:34:45,880 INFO L85 PathProgramCache]: Analyzing trace with hash -868175628, now seen corresponding path program 1 times [2022-07-26 13:34:45,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:34:45,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674424739] [2022-07-26 13:34:45,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:34:45,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:34:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:45,925 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:34:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:45,952 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:34:45,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:34:45,953 INFO L85 PathProgramCache]: Analyzing trace with hash 359836573, now seen corresponding path program 2 times [2022-07-26 13:34:45,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:34:45,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985143071] [2022-07-26 13:34:45,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:34:45,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:34:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:45,958 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:34:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:45,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:34:45,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:34:45,962 INFO L85 PathProgramCache]: Analyzing trace with hash -456549750, now seen corresponding path program 1 times [2022-07-26 13:34:45,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:34:45,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945297882] [2022-07-26 13:34:45,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:34:45,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:34:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:45,985 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:34:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:34:46,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:34:46,049 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 13:34:46,049 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 13:34:46,049 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 13:34:46,049 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 13:34:46,049 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 13:34:46,049 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:46,049 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 13:34:46,049 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 13:34:46,049 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2022-07-26 13:34:46,049 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 13:34:46,050 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 13:34:46,052 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,057 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,060 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,062 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,064 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,066 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,070 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,072 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,074 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,076 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,079 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,081 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,083 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,178 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 13:34:46,178 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 13:34:46,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:46,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:46,180 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) [2022-07-26 13:34:46,181 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 [2022-07-26 13:34:46,187 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:34:46,187 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:46,212 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 [2022-07-26 13:34:46,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:46,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:46,213 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) [2022-07-26 13:34:46,214 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 [2022-07-26 13:34:46,215 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 13:34:46,215 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:34:46,323 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 13:34:46,325 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 [2022-07-26 13:34:46,326 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 13:34:46,326 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 13:34:46,326 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 13:34:46,326 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 13:34:46,326 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 13:34:46,326 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:46,326 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 13:34:46,326 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 13:34:46,326 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2022-07-26 13:34:46,326 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 13:34:46,326 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 13:34:46,329 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,334 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,338 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,342 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,344 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,346 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,347 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,349 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,351 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,355 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,358 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,360 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,362 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:34:46,461 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 13:34:46,462 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 13:34:46,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:46,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:46,464 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) [2022-07-26 13:34:46,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:34:46,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:46,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:46,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:46,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:46,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:34:46,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:34:46,481 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 [2022-07-26 13:34:46,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:34:46,512 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 [2022-07-26 13:34:46,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:46,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:46,514 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) [2022-07-26 13:34:46,515 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 [2022-07-26 13:34:46,516 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 [2022-07-26 13:34:46,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:46,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:46,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:46,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:46,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:34:46,526 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:34:46,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:34:46,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-07-26 13:34:46,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:46,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:46,568 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) [2022-07-26 13:34:46,571 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 [2022-07-26 13:34:46,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:34:46,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 13:34:46,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:34:46,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:34:46,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:34:46,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 13:34:46,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 13:34:46,583 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 [2022-07-26 13:34:46,591 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 13:34:46,599 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-26 13:34:46,599 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-26 13:34:46,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:34:46,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:34:46,601 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) [2022-07-26 13:34:46,602 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 [2022-07-26 13:34:46,602 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 13:34:46,603 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 13:34:46,603 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 13:34:46,603 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread2Thread1of1ForFork3_~i~1#1) = 1*~N~0 - 1*thread2Thread1of1ForFork3_~i~1#1 Supporting invariants [] [2022-07-26 13:34:46,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-26 13:34:46,618 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 13:34:46,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:34:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:34:46,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 13:34:46,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 13:34:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:34:46,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-26 13:34:46,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 13:34:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 13:34:46,756 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-07-26 13:34:46,756 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 125509 states and 662901 transitions. cyclomatic complexity: 545689 Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2022-07-26 13:34:47,342 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 [2022-07-26 13:34:51,598 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 125509 states and 662901 transitions. cyclomatic complexity: 545689. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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 301380 states and 1529164 transitions. Complement of second has 9 states. [2022-07-26 13:34:51,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-07-26 13:34:51,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2022-07-26 13:34:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 292 transitions. [2022-07-26 13:34:51,600 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 292 transitions. Stem has 35 letters. Loop has 5 letters. [2022-07-26 13:34:51,600 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:34:51,600 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 292 transitions. Stem has 40 letters. Loop has 5 letters. [2022-07-26 13:34:51,600 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:34:51,600 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 292 transitions. Stem has 35 letters. Loop has 10 letters. [2022-07-26 13:34:51,601 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:34:51,601 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 301380 states and 1529164 transitions. [2022-07-26 13:35:02,278 INFO L131 ngComponentsAnalysis]: Automaton has 10550 accepting balls. 81630 [2022-07-26 13:35:08,110 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 301380 states to 251434 states and 1281667 transitions. [2022-07-26 13:35:08,110 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 112100 [2022-07-26 13:35:08,684 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 122393 [2022-07-26 13:35:08,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 251434 states and 1281667 transitions. [2022-07-26 13:35:08,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 13:35:08,684 INFO L220 hiAutomatonCegarLoop]: Abstraction has 251434 states and 1281667 transitions. [2022-07-26 13:35:09,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251434 states and 1281667 transitions. [2022-07-26 13:35:17,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251434 to 187880. [2022-07-26 13:35:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187880 states, 187880 states have (on average 5.285352352565467) internal successors, (993012), 187879 states have internal predecessors, (993012), 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) [2022-07-26 13:35:20,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187880 states to 187880 states and 993012 transitions. [2022-07-26 13:35:20,104 INFO L242 hiAutomatonCegarLoop]: Abstraction has 187880 states and 993012 transitions. [2022-07-26 13:35:20,104 INFO L426 stractBuchiCegarLoop]: Abstraction has 187880 states and 993012 transitions. [2022-07-26 13:35:20,104 INFO L333 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-26 13:35:20,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 187880 states and 993012 transitions. [2022-07-26 13:35:23,823 INFO L131 ngComponentsAnalysis]: Automaton has 6848 accepting balls. 55960 [2022-07-26 13:35:23,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-26 13:35:23,823 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-26 13:35:23,830 INFO L150 hiAutomatonCegarLoop]: Counterexample stem 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, 1, 1, 1, 1, 1, 1] [2022-07-26 13:35:23,831 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-26 13:35:23,847 INFO L733 eck$LassoCheckResult]: Stem: 1606675#[ULTIMATE.startENTRY]don't care [319] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1599879#[L-1]don't care [251] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 1456731#[L-1-1]don't care [325] L-1-1-->L-1-2: Formula: (= (select |v_#valid_17| 0) 0) InVars {#valid=|v_#valid_17|} OutVars{#valid=|v_#valid_17|} AuxVars[] AssignedVars[] 1456733#[L-1-2]don't care [327] L-1-2-->L21: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] 1478857#[L21]don't care [293] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= 1 (select |v_#valid_18| 1))) InVars {#length=|v_#length_9|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_18|} AuxVars[] AssignedVars[] 1478859#[L21-1]don't care [315] L21-1-->L21-2: Formula: (= 48 (select (select |v_#memory_int_13| 1) 0)) InVars {#memory_int=|v_#memory_int_13|} OutVars{#memory_int=|v_#memory_int_13|} AuxVars[] AssignedVars[] 1600579#[L21-2]don't care [254] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_14| 1) 1) 0) InVars {#memory_int=|v_#memory_int_14|} OutVars{#memory_int=|v_#memory_int_14|} AuxVars[] AssignedVars[] 1533489#[L21-3]don't care [287] L21-3-->L21-4: Formula: (and (= (select |v_#valid_19| 2) 1) (= (select |v_#length_10| 2) 33)) InVars {#length=|v_#length_10|, #valid=|v_#valid_19|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_19|} AuxVars[] AssignedVars[] 1533491#[L21-4]don't care [269] L21-4-->L38: Formula: (= 0 v_~N~0_10) InVars {} OutVars{~N~0=v_~N~0_10} AuxVars[] AssignedVars[~N~0] 1588719#[L38]don't care [270] L38-->L38-1: Formula: (= v_~counter1~0_7 0) InVars {} OutVars{~counter1~0=v_~counter1~0_7} AuxVars[] AssignedVars[~counter1~0] 1588721#[L38-1]don't care [288] L38-1-->L-1-3: Formula: (= v_~counter2~0_7 0) InVars {} OutVars{~counter2~0=v_~counter2~0_7} AuxVars[] AssignedVars[~counter2~0] 1589749#[L-1-3]don't care [329] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1589751#[L-1-4]don't care [252] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1506309#[L-1-5]don't care [231] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 1484453#[L-1-6]don't care [307] L-1-6-->L83: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_5|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_5|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_3|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_5|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_5|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_3|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_3|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_4|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_2|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_4|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_2|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_4|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_5|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_2|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_5|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_5|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_~#t2~0#1.base] 1484455#[L83]don't care [234] L83-->L83-1: Formula: (and (= |v_ULTIMATE.start_main_~#t1~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_6| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) (= (store |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 1) |v_#valid_20|) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1~0#1.base_6| 4) |v_#length_11|) (= (select |v_#valid_21| |v_ULTIMATE.start_main_~#t1~0#1.base_6|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_12|, #valid=|v_#valid_21|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 1532145#[L83-1]don't care [272] L83-1-->L83-2: Formula: (and (= (select |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) 0) (= (store |v_#valid_23| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 1) |v_#valid_22|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_6| 0)) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t2~0#1.base_6| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2~0#1.base_6|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_6|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_14|, #valid=|v_#valid_23|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_13|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|, #valid=|v_#valid_22|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 1590969#[L83-2]don't care [309] L83-2-->L83-3: Formula: (and (= (store |v_#length_16| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 4) |v_#length_15|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_6| 0) (= (select |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) 0) (= (store |v_#valid_25| |v_ULTIMATE.start_main_~#t3~0#1.base_6| 1) |v_#valid_24|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t3~0#1.base_6|) (not (= |v_ULTIMATE.start_main_~#t3~0#1.base_6| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_16|, #valid=|v_#valid_25|} OutVars{ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_6|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_15|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_6|, #valid=|v_#valid_24|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t3~0#1.offset, #valid, ULTIMATE.start_main_~#t3~0#1.base, #length] 1590971#[L83-3]don't care [314] L83-3-->L83-4: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 4) |v_#length_17|) (= (select |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) 0) (< |v_#StackHeapBarrier_5| |v_ULTIMATE.start_main_~#t4~0#1.base_6|) (= |v_ULTIMATE.start_main_~#t4~0#1.offset_6| 0) (not (= |v_ULTIMATE.start_main_~#t4~0#1.base_6| 0)) (= (store |v_#valid_27| |v_ULTIMATE.start_main_~#t4~0#1.base_6| 1) |v_#valid_26|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_18|, #valid=|v_#valid_27|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_5|, #length=|v_#length_17|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_6|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_6|, #valid=|v_#valid_26|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t4~0#1.base] 1539747#[L83-4]don't care [271] L83-4-->L85: Formula: (= |v_ULTIMATE.start_main_#t~nondet9#1_1| v_~N~0_9) InVars {ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|, ~N~0=v_~N~0_9} AuxVars[] AssignedVars[~N~0] 1539749#[L85]don't care [248] L85-->L88: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 1583637#[L88]don't care [290] L88-->L88-1: Formula: (= |v_ULTIMATE.start_main_#t~pre10#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1583639#[L88-1]don't care [313] L88-1-->L88-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 1498207#[L88-2]don't care [230] L88-2-->L88-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 4) (select |v_#length_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_1|) (= (select |v_#valid_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 1) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) |v_ULTIMATE.start_main_~#t1~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre10#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_2|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_2|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|} AuxVars[] AssignedVars[#memory_int] 1498209#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 1582289#[thread1ENTRY, L88-4]don't care [332] L88-4-->L88-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre10#1] 1582291#[L88-5, thread1ENTRY]don't care [302] L88-5-->L89: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet11#1] 1499419#[thread1ENTRY, L89]don't care [277] L89-->L89-1: Formula: (= |v_ULTIMATE.start_main_#t~pre12#1_1| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1] 1499421#[L89-1, thread1ENTRY]don't care [258] L89-1-->L89-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 1487683#[thread1ENTRY, L89-2]don't care [284] L89-2-->L89-3: Formula: (and (= (select |v_#valid_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) |v_ULTIMATE.start_main_~#t2~0#1.offset_1| |v_ULTIMATE.start_main_#t~pre12#1_2|)) |v_#memory_int_3|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|) (select |v_#length_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_2|, #memory_int=|v_#memory_int_4|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, #valid=|v_#valid_2|, #memory_int=|v_#memory_int_3|, #length=|v_#length_2|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|} AuxVars[] AssignedVars[#memory_int] 1487685#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 1506595#[thread2ENTRY, thread1ENTRY, L89-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 1598661#[thread1ENTRY, L51-4, L89-4]don't care [347] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 1616399#[L52, thread1ENTRY, L89-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 1622969#[L52, L41-4, L89-4]don't care [337] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork1_~i~0_5 v_~N~0_2) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 1608861#[L52, L89-4, L42]don't care [339] L42-->L44: Formula: (= (+ v_~counter1~0_13 1) v_~counter1~0_12) InVars {~counter1~0=v_~counter1~0_13} OutVars{thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_1|, ~counter1~0=v_~counter1~0_12} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post2, ~counter1~0] 1608863#[L52, L44, L89-4]don't care [2022-07-26 13:35:23,847 INFO L735 eck$LassoCheckResult]: Loop: 1608863#[L52, L44, L89-4]don't care [349] L52-->L55: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|) (= v_~counter1~0_39 (+ v_~counter1~0_38 1)) (= (ite (< 0 v_~counter1~0_39) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1| 0))) InVars {~counter1~0=v_~counter1~0_39} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_1|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_1|, ~counter1~0=v_~counter1~0_38} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 1613695#[L55, L44, L89-4]don't care [351] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork3_#t~post3#1_1| |v_thread2Thread1of1ForFork3_~i~1#1_7|) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_7|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_1|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 1500175#[L51-2, L44, L89-4]don't care [352] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_9| (+ |v_thread2Thread1of1ForFork3_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_3|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 1648567#[L51-3, L44, L89-4]don't care [353] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post3#1] 1648569#[L44, L89-4, L51-4]don't care [347] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 1608863#[L52, L44, L89-4]don't care [2022-07-26 13:35:23,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:35:23,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1143256015, now seen corresponding path program 1 times [2022-07-26 13:35:23,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:35:23,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426309972] [2022-07-26 13:35:23,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:35:23,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:35:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:35:23,890 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:35:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:35:23,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:35:23,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:35:23,917 INFO L85 PathProgramCache]: Analyzing trace with hash 361744183, now seen corresponding path program 3 times [2022-07-26 13:35:23,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:35:23,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672025131] [2022-07-26 13:35:23,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:35:23,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:35:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:35:23,926 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:35:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:35:23,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:35:23,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:35:23,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1932748537, now seen corresponding path program 2 times [2022-07-26 13:35:23,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-26 13:35:23,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285951708] [2022-07-26 13:35:23,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-26 13:35:23,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-26 13:35:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:35:23,965 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-26 13:35:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-26 13:35:24,011 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-26 13:35:24,076 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 13:35:24,076 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 13:35:24,076 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 13:35:24,076 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 13:35:24,076 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-26 13:35:24,076 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:24,076 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 13:35:24,076 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 13:35:24,076 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration4_Loop [2022-07-26 13:35:24,076 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 13:35:24,076 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 13:35:24,078 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,080 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,082 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,097 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,100 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,105 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,110 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,112 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,114 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,119 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,123 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,126 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,128 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:24,239 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 13:35:24,239 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-26 13:35:24,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:24,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:24,248 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) [2022-07-26 13:35:24,296 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:35:24,296 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:35:24,302 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 [2022-07-26 13:35:24,318 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:35:24,318 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_7=-1} Honda state: {v_rep#funAddr~thread2.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:35:24,340 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 [2022-07-26 13:35:24,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:24,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:24,342 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) [2022-07-26 13:35:24,344 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 [2022-07-26 13:35:24,345 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:35:24,345 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:35:24,394 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:35:24,395 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_7=-1} Honda state: {v_rep#funAddr~thread3.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:35:24,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-07-26 13:35:24,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:24,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:24,476 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) [2022-07-26 13:35:24,507 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 [2022-07-26 13:35:24,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:35:24,509 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:35:24,530 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:35:24,530 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_7=-1} Honda state: {v_rep#funAddr~thread4.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:35:24,553 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-07-26 13:35:24,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:24,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:24,556 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) [2022-07-26 13:35:24,565 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:35:24,565 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:35:24,577 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 [2022-07-26 13:35:24,583 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-26 13:35:24,584 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_7=-1} Honda state: {v_rep#funAddr~thread1.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-26 13:35:24,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-26 13:35:24,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:24,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:24,609 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) [2022-07-26 13:35:24,611 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-26 13:35:24,612 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:35:24,623 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 [2022-07-26 13:35:24,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-26 13:35:24,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:24,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:24,654 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) [2022-07-26 13:35:24,655 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 [2022-07-26 13:35:24,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-26 13:35:24,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-26 13:35:25,060 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-26 13:35:25,064 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 [2022-07-26 13:35:25,065 INFO L210 LassoAnalysis]: Preferences: [2022-07-26 13:35:25,065 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-26 13:35:25,065 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-26 13:35:25,065 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-26 13:35:25,065 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-26 13:35:25,065 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:25,065 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-26 13:35:25,065 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-26 13:35:25,065 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration4_Loop [2022-07-26 13:35:25,065 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-26 13:35:25,065 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-26 13:35:25,066 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,069 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,070 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,072 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,076 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,078 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,081 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,091 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,095 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,097 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,101 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,103 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,105 INFO L142 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-26 13:35:25,189 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-26 13:35:25,189 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-26 13:35:25,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:25,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:25,190 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) [2022-07-26 13:35:25,191 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 [2022-07-26 13:35:25,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:35:25,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:35:25,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:35:25,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:35:25,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:35:25,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:35:25,199 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:35:25,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:35:25,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-26 13:35:25,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:25,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:25,227 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) [2022-07-26 13:35:25,228 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 [2022-07-26 13:35:25,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:35:25,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:35:25,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:35:25,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:35:25,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:35:25,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:35:25,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:35:25,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:35:25,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-26 13:35:25,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:25,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:25,282 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) [2022-07-26 13:35:25,283 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 [2022-07-26 13:35:25,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:35:25,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:35:25,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:35:25,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:35:25,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:35:25,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-26 13:35:25,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-26 13:35:25,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-26 13:35:25,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-26 13:35:25,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:25,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:25,331 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) [2022-07-26 13:35:25,334 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 [2022-07-26 13:35:25,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-26 13:35:25,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-26 13:35:25,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-26 13:35:25,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-26 13:35:25,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-26 13:35:25,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-26 13:35:25,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-26 13:35:25,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-26 13:35:25,341 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-26 13:35:25,344 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-26 13:35:25,344 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-26 13:35:25,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-26 13:35:25,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-26 13:35:25,345 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) [2022-07-26 13:35:25,346 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 [2022-07-26 13:35:25,347 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-26 13:35:25,347 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-26 13:35:25,347 INFO L513 LassoAnalysis]: Proved termination. [2022-07-26 13:35:25,347 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork3_~i~1#1, ~N~0) = -1*thread2Thread1of1ForFork3_~i~1#1 + 1*~N~0 Supporting invariants [] [2022-07-26 13:35:25,362 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 [2022-07-26 13:35:25,362 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-26 13:35:25,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-26 13:35:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:35:25,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-26 13:35:25,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 13:35:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-26 13:35:25,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-26 13:35:25,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-26 13:35:25,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-26 13:35:25,470 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-26 13:35:25,470 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 187880 states and 993012 transitions. cyclomatic complexity: 816860 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-26 13:35:26,112 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-07-26 13:35:34,110 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 187880 states and 993012 transitions. cyclomatic complexity: 816860. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 464811 states and 2397414 transitions. Complement of second has 11 states. [2022-07-26 13:35:34,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-07-26 13:35:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-26 13:35:34,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 343 transitions. [2022-07-26 13:35:34,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 343 transitions. Stem has 36 letters. Loop has 5 letters. [2022-07-26 13:35:34,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:35:34,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 343 transitions. Stem has 41 letters. Loop has 5 letters. [2022-07-26 13:35:34,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:35:34,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 343 transitions. Stem has 36 letters. Loop has 10 letters. [2022-07-26 13:35:34,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-26 13:35:34,112 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 464811 states and 2397414 transitions. [2022-07-26 13:35:47,036 INFO L131 ngComponentsAnalysis]: Automaton has 12758 accepting balls. 96930 [2022-07-26 13:35:56,146 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 464811 states to 381236 states and 1940903 transitions. [2022-07-26 13:35:56,146 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 138696 [2022-07-26 13:35:58,023 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 160184 [2022-07-26 13:35:58,024 INFO L73 IsDeterministic]: Start isDeterministic. Operand 381236 states and 1940903 transitions. [2022-07-26 13:35:58,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-26 13:35:58,024 INFO L220 hiAutomatonCegarLoop]: Abstraction has 381236 states and 1940903 transitions. [2022-07-26 13:35:59,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381236 states and 1940903 transitions. [2022-07-26 13:36:16,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381236 to 289104. [2022-07-26 13:36:17,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289104 states, 289104 states have (on average 5.289418340804693) internal successors, (1529192), 289103 states have internal predecessors, (1529192), 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)