./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/thin002_power.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7724a2de Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/thin002_power.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-27 22:55:06,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-27 22:55:06,472 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-27 22:55:06,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-27 22:55:06,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-27 22:55:06,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-27 22:55:06,489 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-27 22:55:06,490 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-27 22:55:06,490 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-27 22:55:06,490 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-27 22:55:06,491 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-27 22:55:06,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-27 22:55:06,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-27 22:55:06,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-27 22:55:06,492 INFO L153 SettingsManager]: * Use SBE=true [2024-06-27 22:55:06,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-27 22:55:06,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-27 22:55:06,493 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-27 22:55:06,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-27 22:55:06,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-27 22:55:06,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-27 22:55:06,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-27 22:55:06,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-27 22:55:06,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-27 22:55:06,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-27 22:55:06,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-27 22:55:06,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-27 22:55:06,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-27 22:55:06,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-27 22:55:06,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-27 22:55:06,496 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-27 22:55:06,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-27 22:55:06,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 22:55:06,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-27 22:55:06,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-27 22:55:06,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-27 22:55:06,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-27 22:55:06,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-27 22:55:06,499 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-27 22:55:06,499 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-27 22:55:06,499 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-27 22:55:06,499 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-27 22:55:06,500 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-27 22:55:06,500 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-06-27 22:55:06,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-27 22:55:06,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-27 22:55:06,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-27 22:55:06,746 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-27 22:55:06,746 INFO L274 PluginConnector]: CDTParser initialized [2024-06-27 22:55:06,747 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i [2024-06-27 22:55:07,845 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-27 22:55:08,025 INFO L384 CDTParser]: Found 1 translation units. [2024-06-27 22:55:08,026 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i [2024-06-27 22:55:08,041 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58583ebe7/456105ddc4834536a56b8f681f159856/FLAGcde6cecb8 [2024-06-27 22:55:08,056 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58583ebe7/456105ddc4834536a56b8f681f159856 [2024-06-27 22:55:08,059 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-27 22:55:08,062 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-27 22:55:08,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/thin002_power.opt.yml/witness.yml [2024-06-27 22:55:08,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-27 22:55:08,137 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-27 22:55:08,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-27 22:55:08,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-27 22:55:08,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-27 22:55:08,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 10:55:08" (1/2) ... [2024-06-27 22:55:08,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59551ddd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 10:55:08, skipping insertion in model container [2024-06-27 22:55:08,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 10:55:08" (1/2) ... [2024-06-27 22:55:08,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12d31d55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 10:55:08, skipping insertion in model container [2024-06-27 22:55:08,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.06 10:55:08" (2/2) ... [2024-06-27 22:55:08,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59551ddd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08, skipping insertion in model container [2024-06-27 22:55:08,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.06 10:55:08" (2/2) ... [2024-06-27 22:55:08,148 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-27 22:55:08,181 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-27 22:55:08,182 INFO L97 edCorrectnessWitness]: Location invariant before [L882-L882] ! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )a >= 0LL && (0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL) && (0LL - (long long )z) + (long long )z$r_buff0_thd3 >= 0LL) && (0LL - (long long )z) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd3 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff0_thd3) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd3) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd3) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p2_EAX >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )a >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EAX >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EAX >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$read_delayed >= 0LL) && (2LL - (long long )__unbuffered_p1_EAX) - (long long )x >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )z$mem_tmp >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )weak$$choice2 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$r_buff1_thd3 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff0 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff0_used >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff0_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1 >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff1 - (long long )z$w_buff1_used >= 0LL) [2024-06-27 22:55:08,183 INFO L97 edCorrectnessWitness]: Location invariant before [L880-L880] ! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )a >= 0LL && (0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL) && (0LL - (long long )z) + (long long )z$r_buff0_thd3 >= 0LL) && (0LL - (long long )z) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd3 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff0_thd3) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd3) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd3) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p2_EAX >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )a >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EAX >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EAX >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$read_delayed >= 0LL) && (2LL - (long long )__unbuffered_p1_EAX) - (long long )x >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )z$mem_tmp >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )weak$$choice2 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$r_buff1_thd3 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff0 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff0_used >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff0_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1 >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff1 - (long long )z$w_buff1_used >= 0LL) [2024-06-27 22:55:08,183 INFO L97 edCorrectnessWitness]: Location invariant before [L883-L883] ! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )a >= 0LL && (0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL) && (0LL - (long long )z) + (long long )z$r_buff0_thd3 >= 0LL) && (0LL - (long long )z) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd3 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff0_thd3) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd3) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd3) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p2_EAX >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )a >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EAX >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EAX >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$read_delayed >= 0LL) && (2LL - (long long )__unbuffered_p1_EAX) - (long long )x >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )z$mem_tmp >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )weak$$choice2 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$r_buff1_thd3 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff0 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff0_used >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff0_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1 >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff1 - (long long )z$w_buff1_used >= 0LL) [2024-06-27 22:55:08,183 INFO L97 edCorrectnessWitness]: Location invariant before [L878-L878] ! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )a >= 0LL && (0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL) && (0LL - (long long )z) + (long long )z$r_buff0_thd3 >= 0LL) && (0LL - (long long )z) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd3 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff0_thd3) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd3) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd3) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p2_EAX >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )__unbuffered_p3_EAX$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )a >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EAX >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EAX >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$mem_tmp >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p3_EAX$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff0_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$r_buff1_thd4 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) - (long long )z$read_delayed >= 0LL) && (2LL - (long long )__unbuffered_p1_EAX) - (long long )x >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )z$mem_tmp >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p3_EAX$read_delayed - (long long )weak$$choice2 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$r_buff1_thd3 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff0 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff0_used >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff0_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1 >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff1 - (long long )z$w_buff1_used >= 0LL) [2024-06-27 22:55:08,184 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-27 22:55:08,185 INFO L106 edCorrectnessWitness]: ghost_update [L876-L876] multithreaded = 1; [2024-06-27 22:55:08,241 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 22:55:08,391 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i[951,964] [2024-06-27 22:55:08,548 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 22:55:08,559 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-27 22:55:08,594 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i[951,964] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-27 22:55:08,731 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 22:55:08,758 INFO L206 MainTranslator]: Completed translation [2024-06-27 22:55:08,758 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08 WrapperNode [2024-06-27 22:55:08,758 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-27 22:55:08,759 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-27 22:55:08,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-27 22:55:08,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-27 22:55:08,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,837 INFO L138 Inliner]: procedures = 176, calls = 80, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 231 [2024-06-27 22:55:08,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-27 22:55:08,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-27 22:55:08,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-27 22:55:08,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-27 22:55:08,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,870 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,892 INFO L175 MemorySlicer]: Split 30 memory accesses to 2 slices as follows [2, 28]. 93 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1]. The 5 writes are split as follows [0, 5]. [2024-06-27 22:55:08,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,905 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,907 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-27 22:55:08,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-27 22:55:08,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-27 22:55:08,939 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-27 22:55:08,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (1/1) ... [2024-06-27 22:55:08,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 22:55:08,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-27 22:55:08,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-06-27 22:55:08,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-06-27 22:55:09,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-06-27 22:55:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-06-27 22:55:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-06-27 22:55:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-06-27 22:55:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-06-27 22:55:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-27 22:55:09,017 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-06-27 22:55:09,017 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-06-27 22:55:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-06-27 22:55:09,018 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-06-27 22:55:09,018 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-06-27 22:55:09,018 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-06-27 22:55:09,019 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-06-27 22:55:09,019 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-06-27 22:55:09,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-27 22:55:09,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-27 22:55:09,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-06-27 22:55:09,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-27 22:55:09,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-27 22:55:09,021 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-27 22:55:09,152 INFO L244 CfgBuilder]: Building ICFG [2024-06-27 22:55:09,154 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-27 22:55:09,831 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-27 22:55:09,832 INFO L293 CfgBuilder]: Performing block encoding [2024-06-27 22:55:10,167 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-06-27 22:55:10,167 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-06-27 22:55:10,168 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.06 10:55:10 BoogieIcfgContainer [2024-06-27 22:55:10,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-06-27 22:55:10,171 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-06-27 22:55:10,171 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-06-27 22:55:10,173 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-06-27 22:55:10,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.06 10:55:08" (1/4) ... [2024-06-27 22:55:10,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42e75bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.06 10:55:10, skipping insertion in model container [2024-06-27 22:55:10,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.06 10:55:08" (2/4) ... [2024-06-27 22:55:10,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42e75bb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.06 10:55:10, skipping insertion in model container [2024-06-27 22:55:10,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 10:55:08" (3/4) ... [2024-06-27 22:55:10,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42e75bb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.06 10:55:10, skipping insertion in model container [2024-06-27 22:55:10,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.06 10:55:10" (4/4) ... [2024-06-27 22:55:10,177 INFO L112 eAbstractionObserver]: Analyzing ICFG thin002_power.opt.i [2024-06-27 22:55:10,191 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-06-27 22:55:10,191 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-06-27 22:55:10,191 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-06-27 22:55:10,258 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-06-27 22:55:10,287 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 72 places, 60 transitions, 136 flow [2024-06-27 22:55:10,351 INFO L124 PetriNetUnfolderBase]: 1/56 cut-off events. [2024-06-27 22:55:10,352 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-27 22:55:10,356 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69 conditions, 56 events. 1/56 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 82 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2024-06-27 22:55:10,356 INFO L82 GeneralOperation]: Start removeDead. Operand has 72 places, 60 transitions, 136 flow [2024-06-27 22:55:10,360 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 68 places, 56 transitions, 124 flow [2024-06-27 22:55:10,372 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-06-27 22:55:10,379 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52da3c94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-06-27 22:55:10,379 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-06-27 22:55:10,386 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-06-27 22:55:10,386 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2024-06-27 22:55:10,386 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-27 22:55:10,387 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 22:55:10,387 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-06-27 22:55:10,388 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 8 more)] === [2024-06-27 22:55:10,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 22:55:10,393 INFO L85 PathProgramCache]: Analyzing trace with hash 748352556, now seen corresponding path program 1 times [2024-06-27 22:55:10,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 22:55:10,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015668389] [2024-06-27 22:55:10,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 22:55:10,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 22:55:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 22:55:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 22:55:12,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 22:55:12,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015668389] [2024-06-27 22:55:12,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015668389] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 22:55:12,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 22:55:12,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-06-27 22:55:12,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612631305] [2024-06-27 22:55:12,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 22:55:12,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-06-27 22:55:12,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 22:55:12,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-06-27 22:55:12,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-06-27 22:55:12,942 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 60 [2024-06-27 22:55:12,943 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 56 transitions, 124 flow. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-06-27 22:55:12,944 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 22:55:12,944 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 60 [2024-06-27 22:55:12,944 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 22:55:16,776 INFO L124 PetriNetUnfolderBase]: 18856/25280 cut-off events. [2024-06-27 22:55:16,776 INFO L125 PetriNetUnfolderBase]: For 113/113 co-relation queries the response was YES. [2024-06-27 22:55:16,811 INFO L83 FinitePrefix]: Finished finitePrefix Result has 50696 conditions, 25280 events. 18856/25280 cut-off events. For 113/113 co-relation queries the response was YES. Maximal size of possible extension queue 1136. Compared 148944 event pairs, 11861 based on Foata normal form. 575/24138 useless extension candidates. Maximal degree in co-relation 50683. Up to 25157 conditions per place. [2024-06-27 22:55:16,896 INFO L140 encePairwiseOnDemand]: 49/60 looper letters, 61 selfloop transitions, 5 changer transitions 0/79 dead transitions. [2024-06-27 22:55:16,896 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 79 transitions, 311 flow [2024-06-27 22:55:16,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-06-27 22:55:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-06-27 22:55:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 124 transitions. [2024-06-27 22:55:16,905 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6888888888888889 [2024-06-27 22:55:16,906 INFO L175 Difference]: Start difference. First operand has 68 places, 56 transitions, 124 flow. Second operand 3 states and 124 transitions. [2024-06-27 22:55:16,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 79 transitions, 311 flow [2024-06-27 22:55:16,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 79 transitions, 304 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-06-27 22:55:16,911 INFO L231 Difference]: Finished difference. Result has 67 places, 59 transitions, 159 flow [2024-06-27 22:55:16,913 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=159, PETRI_PLACES=67, PETRI_TRANSITIONS=59} [2024-06-27 22:55:16,915 INFO L281 CegarLoopForPetriNet]: 68 programPoint places, -1 predicate places. [2024-06-27 22:55:16,916 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 59 transitions, 159 flow [2024-06-27 22:55:16,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-06-27 22:55:16,916 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 22:55:16,916 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 22:55:16,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-06-27 22:55:16,916 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 8 more)] === [2024-06-27 22:55:16,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 22:55:16,917 INFO L85 PathProgramCache]: Analyzing trace with hash -993042895, now seen corresponding path program 1 times [2024-06-27 22:55:16,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 22:55:16,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030092267] [2024-06-27 22:55:16,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 22:55:16,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 22:55:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 22:55:19,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 22:55:19,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 22:55:19,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030092267] [2024-06-27 22:55:19,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030092267] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 22:55:19,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 22:55:19,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-06-27 22:55:19,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916699480] [2024-06-27 22:55:19,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 22:55:19,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-06-27 22:55:19,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 22:55:19,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-06-27 22:55:19,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-06-27 22:55:19,284 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 60 [2024-06-27 22:55:19,285 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 59 transitions, 159 flow. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-06-27 22:55:19,285 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 22:55:19,285 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 60 [2024-06-27 22:55:19,285 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 22:55:25,086 INFO L124 PetriNetUnfolderBase]: 30228/40161 cut-off events. [2024-06-27 22:55:25,086 INFO L125 PetriNetUnfolderBase]: For 5693/5706 co-relation queries the response was YES. [2024-06-27 22:55:25,161 INFO L83 FinitePrefix]: Finished finitePrefix Result has 90258 conditions, 40161 events. 30228/40161 cut-off events. For 5693/5706 co-relation queries the response was YES. Maximal size of possible extension queue 1589. Compared 237617 event pairs, 14584 based on Foata normal form. 9/38611 useless extension candidates. Maximal degree in co-relation 90246. Up to 39933 conditions per place. [2024-06-27 22:55:25,291 INFO L140 encePairwiseOnDemand]: 49/60 looper letters, 88 selfloop transitions, 9 changer transitions 0/108 dead transitions. [2024-06-27 22:55:25,291 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 108 transitions, 476 flow [2024-06-27 22:55:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-06-27 22:55:25,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-06-27 22:55:25,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 158 transitions. [2024-06-27 22:55:25,298 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6583333333333333 [2024-06-27 22:55:25,298 INFO L175 Difference]: Start difference. First operand has 67 places, 59 transitions, 159 flow. Second operand 4 states and 158 transitions. [2024-06-27 22:55:25,300 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 108 transitions, 476 flow [2024-06-27 22:55:25,302 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 108 transitions, 468 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-06-27 22:55:25,304 INFO L231 Difference]: Finished difference. Result has 71 places, 67 transitions, 232 flow [2024-06-27 22:55:25,304 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=232, PETRI_PLACES=71, PETRI_TRANSITIONS=67} [2024-06-27 22:55:25,310 INFO L281 CegarLoopForPetriNet]: 68 programPoint places, 3 predicate places. [2024-06-27 22:55:25,310 INFO L495 AbstractCegarLoop]: Abstraction has has 71 places, 67 transitions, 232 flow [2024-06-27 22:55:25,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-06-27 22:55:25,310 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 22:55:25,310 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 22:55:25,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-06-27 22:55:25,311 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 8 more)] === [2024-06-27 22:55:25,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 22:55:25,311 INFO L85 PathProgramCache]: Analyzing trace with hash -831446608, now seen corresponding path program 1 times [2024-06-27 22:55:25,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 22:55:25,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721053872] [2024-06-27 22:55:25,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 22:55:25,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 22:55:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 22:55:28,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 22:55:28,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 22:55:28,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721053872] [2024-06-27 22:55:28,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721053872] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 22:55:28,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 22:55:28,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-06-27 22:55:28,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100969088] [2024-06-27 22:55:28,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 22:55:28,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-06-27 22:55:28,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 22:55:28,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-06-27 22:55:28,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-06-27 22:55:28,053 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 60 [2024-06-27 22:55:28,053 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 67 transitions, 232 flow. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 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) [2024-06-27 22:55:28,053 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 22:55:28,054 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 60 [2024-06-27 22:55:28,054 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 22:55:33,847 INFO L124 PetriNetUnfolderBase]: 30119/40014 cut-off events. [2024-06-27 22:55:33,847 INFO L125 PetriNetUnfolderBase]: For 14851/14899 co-relation queries the response was YES. [2024-06-27 22:55:33,915 INFO L83 FinitePrefix]: Finished finitePrefix Result has 99372 conditions, 40014 events. 30119/40014 cut-off events. For 14851/14899 co-relation queries the response was YES. Maximal size of possible extension queue 1587. Compared 237329 event pairs, 11759 based on Foata normal form. 27/38512 useless extension candidates. Maximal degree in co-relation 99357. Up to 39704 conditions per place. [2024-06-27 22:55:34,037 INFO L140 encePairwiseOnDemand]: 49/60 looper letters, 104 selfloop transitions, 12 changer transitions 0/127 dead transitions. [2024-06-27 22:55:34,037 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 127 transitions, 606 flow [2024-06-27 22:55:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-06-27 22:55:34,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-06-27 22:55:34,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 192 transitions. [2024-06-27 22:55:34,039 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.64 [2024-06-27 22:55:34,039 INFO L175 Difference]: Start difference. First operand has 71 places, 67 transitions, 232 flow. Second operand 5 states and 192 transitions. [2024-06-27 22:55:34,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 127 transitions, 606 flow [2024-06-27 22:55:34,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 127 transitions, 602 flow, removed 2 selfloop flow, removed 0 redundant places. [2024-06-27 22:55:34,043 INFO L231 Difference]: Finished difference. Result has 75 places, 69 transitions, 280 flow [2024-06-27 22:55:34,043 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=280, PETRI_PLACES=75, PETRI_TRANSITIONS=69} [2024-06-27 22:55:34,044 INFO L281 CegarLoopForPetriNet]: 68 programPoint places, 7 predicate places. [2024-06-27 22:55:34,044 INFO L495 AbstractCegarLoop]: Abstraction has has 75 places, 69 transitions, 280 flow [2024-06-27 22:55:34,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 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) [2024-06-27 22:55:34,044 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 22:55:34,045 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 22:55:34,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-06-27 22:55:34,045 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 8 more)] === [2024-06-27 22:55:34,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 22:55:34,045 INFO L85 PathProgramCache]: Analyzing trace with hash 401985624, now seen corresponding path program 1 times [2024-06-27 22:55:34,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 22:55:34,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601971213] [2024-06-27 22:55:34,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 22:55:34,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 22:55:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 22:55:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 22:55:37,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 22:55:37,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601971213] [2024-06-27 22:55:37,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601971213] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 22:55:37,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 22:55:37,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-06-27 22:55:37,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436029909] [2024-06-27 22:55:37,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 22:55:37,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-06-27 22:55:37,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 22:55:37,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-06-27 22:55:37,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-06-27 22:55:37,959 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 60 [2024-06-27 22:55:37,959 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 69 transitions, 280 flow. Second operand has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 6 states have internal predecessors, (95), 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) [2024-06-27 22:55:37,959 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 22:55:37,959 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 60 [2024-06-27 22:55:37,959 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 22:55:43,579 INFO L124 PetriNetUnfolderBase]: 27893/37117 cut-off events. [2024-06-27 22:55:43,579 INFO L125 PetriNetUnfolderBase]: For 25527/25530 co-relation queries the response was YES. [2024-06-27 22:55:43,683 INFO L83 FinitePrefix]: Finished finitePrefix Result has 99168 conditions, 37117 events. 27893/37117 cut-off events. For 25527/25530 co-relation queries the response was YES. Maximal size of possible extension queue 1382. Compared 221120 event pairs, 13015 based on Foata normal form. 6/35890 useless extension candidates. Maximal degree in co-relation 99149. Up to 36847 conditions per place. [2024-06-27 22:55:43,820 INFO L140 encePairwiseOnDemand]: 49/60 looper letters, 98 selfloop transitions, 15 changer transitions 0/123 dead transitions. [2024-06-27 22:55:43,821 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 123 transitions, 684 flow [2024-06-27 22:55:43,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-06-27 22:55:43,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-06-27 22:55:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 166 transitions. [2024-06-27 22:55:43,822 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5533333333333333 [2024-06-27 22:55:43,822 INFO L175 Difference]: Start difference. First operand has 75 places, 69 transitions, 280 flow. Second operand 5 states and 166 transitions. [2024-06-27 22:55:43,822 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 123 transitions, 684 flow [2024-06-27 22:55:43,832 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 123 transitions, 646 flow, removed 5 selfloop flow, removed 3 redundant places. [2024-06-27 22:55:43,833 INFO L231 Difference]: Finished difference. Result has 79 places, 82 transitions, 373 flow [2024-06-27 22:55:43,834 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=250, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=373, PETRI_PLACES=79, PETRI_TRANSITIONS=82} [2024-06-27 22:55:43,834 INFO L281 CegarLoopForPetriNet]: 68 programPoint places, 11 predicate places. [2024-06-27 22:55:43,834 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 82 transitions, 373 flow [2024-06-27 22:55:43,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 6 states have internal predecessors, (95), 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) [2024-06-27 22:55:43,835 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 22:55:43,835 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 22:55:43,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-06-27 22:55:43,835 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 8 more)] === [2024-06-27 22:55:43,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 22:55:43,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1967407435, now seen corresponding path program 1 times [2024-06-27 22:55:43,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 22:55:43,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220991340] [2024-06-27 22:55:43,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 22:55:43,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 22:55:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 22:55:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 22:55:47,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 22:55:47,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220991340] [2024-06-27 22:55:47,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220991340] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 22:55:47,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 22:55:47,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-06-27 22:55:47,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148375523] [2024-06-27 22:55:47,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 22:55:47,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-27 22:55:47,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 22:55:47,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-27 22:55:47,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-06-27 22:55:47,966 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 60 [2024-06-27 22:55:47,966 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 82 transitions, 373 flow. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 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) [2024-06-27 22:55:47,966 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 22:55:47,966 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 60 [2024-06-27 22:55:47,966 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 22:55:55,954 INFO L124 PetriNetUnfolderBase]: 36531/48410 cut-off events. [2024-06-27 22:55:55,954 INFO L125 PetriNetUnfolderBase]: For 50245/50371 co-relation queries the response was YES. [2024-06-27 22:55:56,119 INFO L83 FinitePrefix]: Finished finitePrefix Result has 144263 conditions, 48410 events. 36531/48410 cut-off events. For 50245/50371 co-relation queries the response was YES. Maximal size of possible extension queue 1744. Compared 289065 event pairs, 13221 based on Foata normal form. 44/45175 useless extension candidates. Maximal degree in co-relation 144239. Up to 46351 conditions per place. [2024-06-27 22:55:56,291 INFO L140 encePairwiseOnDemand]: 46/60 looper letters, 191 selfloop transitions, 65 changer transitions 0/268 dead transitions. [2024-06-27 22:55:56,292 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 268 transitions, 1647 flow [2024-06-27 22:55:56,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-27 22:55:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-27 22:55:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 358 transitions. [2024-06-27 22:55:56,294 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5966666666666667 [2024-06-27 22:55:56,294 INFO L175 Difference]: Start difference. First operand has 79 places, 82 transitions, 373 flow. Second operand 10 states and 358 transitions. [2024-06-27 22:55:56,294 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 268 transitions, 1647 flow [2024-06-27 22:55:56,324 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 268 transitions, 1647 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-06-27 22:55:56,327 INFO L231 Difference]: Finished difference. Result has 96 places, 136 transitions, 983 flow [2024-06-27 22:55:56,328 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=373, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=983, PETRI_PLACES=96, PETRI_TRANSITIONS=136} [2024-06-27 22:55:56,328 INFO L281 CegarLoopForPetriNet]: 68 programPoint places, 28 predicate places. [2024-06-27 22:55:56,328 INFO L495 AbstractCegarLoop]: Abstraction has has 96 places, 136 transitions, 983 flow [2024-06-27 22:55:56,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 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) [2024-06-27 22:55:56,329 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 22:55:56,329 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 22:55:56,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-06-27 22:55:56,329 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 8 more)] === [2024-06-27 22:55:56,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 22:55:56,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1020861467, now seen corresponding path program 2 times [2024-06-27 22:55:56,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 22:55:56,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120639034] [2024-06-27 22:55:56,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 22:55:56,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 22:55:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 22:55:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 22:55:59,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 22:55:59,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120639034] [2024-06-27 22:55:59,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120639034] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 22:55:59,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 22:55:59,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-06-27 22:55:59,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251792363] [2024-06-27 22:55:59,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 22:55:59,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-27 22:55:59,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 22:55:59,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-27 22:55:59,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-06-27 22:55:59,528 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 60 [2024-06-27 22:55:59,529 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 136 transitions, 983 flow. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 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) [2024-06-27 22:55:59,529 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 22:55:59,529 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 60 [2024-06-27 22:55:59,529 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand