./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix010.oepc.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-05-21_14-57-05.files/mutex-meet/mix010.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cde23df1 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/mix010.oepc.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/mix010.oepc.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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-cde23df-m [2024-06-14 14:36:02,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-14 14:36:02,354 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-14 14:36:02,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-14 14:36:02,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-14 14:36:02,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-14 14:36:02,385 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-14 14:36:02,386 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-14 14:36:02,386 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-14 14:36:02,389 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-14 14:36:02,389 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-14 14:36:02,389 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-14 14:36:02,390 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-14 14:36:02,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-14 14:36:02,391 INFO L153 SettingsManager]: * Use SBE=true [2024-06-14 14:36:02,391 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-14 14:36:02,391 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-14 14:36:02,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-14 14:36:02,392 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-14 14:36:02,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-14 14:36:02,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-14 14:36:02,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-14 14:36:02,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-14 14:36:02,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-14 14:36:02,393 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-14 14:36:02,393 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-14 14:36:02,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-14 14:36:02,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-14 14:36:02,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-14 14:36:02,394 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-14 14:36:02,395 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-14 14:36:02,395 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-14 14:36:02,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 14:36:02,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-14 14:36:02,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-14 14:36:02,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-14 14:36:02,395 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-14 14:36:02,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-14 14:36:02,396 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-14 14:36:02,396 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-14 14:36:02,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-14 14:36:02,396 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-14 14:36:02,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-14 14:36:02,396 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-14 14:36:02,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-14 14:36:02,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-14 14:36:02,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-14 14:36:02,633 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-14 14:36:02,633 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-14 14:36:02,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/mix010.oepc.yml/witness.yml [2024-06-14 14:36:02,845 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-14 14:36:02,845 INFO L274 PluginConnector]: CDTParser initialized [2024-06-14 14:36:02,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix010.oepc.i [2024-06-14 14:36:04,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-14 14:36:04,204 INFO L384 CDTParser]: Found 1 translation units. [2024-06-14 14:36:04,205 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix010.oepc.i [2024-06-14 14:36:04,214 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8fdb38a4/95d9bf3d73dc4a1b97aad3d62562a695/FLAG7258af85a [2024-06-14 14:36:04,224 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8fdb38a4/95d9bf3d73dc4a1b97aad3d62562a695 [2024-06-14 14:36:04,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-14 14:36:04,225 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-14 14:36:04,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-14 14:36:04,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-14 14:36:04,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-14 14:36:04,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:36:02" (1/2) ... [2024-06-14 14:36:04,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1035f1a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:36:04, skipping insertion in model container [2024-06-14 14:36:04,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:36:02" (1/2) ... [2024-06-14 14:36:04,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6371e62e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:36:04, skipping insertion in model container [2024-06-14 14:36:04,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:36:04" (2/2) ... [2024-06-14 14:36:04,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1035f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:04, skipping insertion in model container [2024-06-14 14:36:04,234 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:36:04" (2/2) ... [2024-06-14 14:36:04,234 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-14 14:36:04,317 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-14 14:36:04,318 INFO L97 edCorrectnessWitness]: Location invariant before [L853-L853] ((((((((((((((((((((((! multithreaded || a$r_buff1_thd3 == (_Bool)0) && (! multithreaded || ((0 <= __unbuffered_p1_EBX && __unbuffered_p1_EBX <= 1) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)))) && (! multithreaded || ((0 <= a && a <= 1) && (a == 0 || a == 1)))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )a$flush_delayed) + (long long )weak$$choice2 >= 0LL && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff0_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff0_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )x >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )y >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )z >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff0_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )x >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )y >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )z >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )x >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )y >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )z >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )x >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )y >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )z >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )x >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )y >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )z >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p0_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p1_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_cnt + (long long )a >= 0LL) && (long long )__unbuffered_cnt + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_cnt + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_cnt + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_cnt + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_cnt + (long long )x >= 0LL) && (long long )__unbuffered_cnt + (long long )y >= 0LL) && (long long )__unbuffered_cnt + (long long )z >= 0LL) && (long long )__unbuffered_cnt + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_cnt + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p1_EAX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )x >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )y >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )z >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )x >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )y >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )z >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )weak$$choice2 >= 0LL) && (long long )a + (long long )a$flush_delayed >= 0LL) && (long long )a + (long long )a$mem_tmp >= 0LL) && (long long )a + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a + (long long )a$read_delayed >= 0LL) && (long long )a + (long long )a$w_buff0 >= 0LL) && (long long )a + (long long )a$w_buff1 >= 0LL) && (long long )a + (long long )main$tmp_guard1 >= 0LL) && (long long )a + (long long )x >= 0LL) && (long long )a + (long long )y >= 0LL) && (long long )a + (long long )z >= 0LL) && (long long )a + (long long )weak$$choice0 >= 0LL) && (long long )a + (long long )weak$$choice2 >= 0LL) && (long long )a$flush_delayed + (long long )a$mem_tmp >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$flush_delayed + (long long )a$read_delayed >= 0LL) && (long long )a$flush_delayed + (long long )a$w_buff0 >= 0LL) && (long long )a$flush_delayed + (long long )a$w_buff1 >= 0LL) && (long long )a$flush_delayed + (long long )main$tmp_guard1 >= 0LL) && (long long )a$flush_delayed + (long long )x >= 0LL) && (long long )a$flush_delayed + (long long )y >= 0LL) && (long long )a$flush_delayed + (long long )z >= 0LL) && (long long )a$flush_delayed + (long long )weak$$choice0 >= 0LL) && (long long )a$flush_delayed + (long long )weak$$choice2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$mem_tmp + (long long )a$read_delayed >= 0LL) && (long long )a$mem_tmp + (long long )a$w_buff0 >= 0LL) && (long long )a$mem_tmp + (long long )a$w_buff1 >= 0LL) && (long long )a$mem_tmp + (long long )main$tmp_guard1 >= 0LL) && (long long )a$mem_tmp + (long long )x >= 0LL) && (long long )a$mem_tmp + (long long )y >= 0LL) && (long long )a$mem_tmp + (long long )z >= 0LL) && (long long )a$mem_tmp + (long long )weak$$choice0 >= 0LL) && (long long )a$mem_tmp + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )x >= 0LL) && (long long )a$r_buff0_thd0 + (long long )y >= 0LL) && (long long )a$r_buff0_thd0 + (long long )z >= 0LL) && (long long )a$r_buff0_thd0 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )x >= 0LL) && (long long )a$r_buff0_thd2 + (long long )y >= 0LL) && (long long )a$r_buff0_thd2 + (long long )z >= 0LL) && (long long )a$r_buff0_thd2 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )x >= 0LL) && (long long )a$r_buff0_thd3 + (long long )y >= 0LL) && (long long )a$r_buff0_thd3 + (long long )z >= 0LL) && (long long )a$r_buff0_thd3 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )x >= 0LL) && (long long )a$r_buff1_thd0 + (long long )y >= 0LL) && (long long )a$r_buff1_thd0 + (long long )z >= 0LL) && (long long )a$r_buff1_thd0 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )x >= 0LL) && (long long )a$r_buff1_thd2 + (long long )y >= 0LL) && (long long )a$r_buff1_thd2 + (long long )z >= 0LL) && (long long )a$r_buff1_thd2 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )x >= 0LL) && (long long )a$r_buff1_thd3 + (long long )y >= 0LL) && (long long )a$r_buff1_thd3 + (long long )z >= 0LL) && (long long )a$r_buff1_thd3 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )weak$$choice2 >= 0LL) && (long long )a$read_delayed + (long long )a$w_buff0 >= 0LL) && (long long )a$read_delayed + (long long )a$w_buff1 >= 0LL) && (long long )a$read_delayed + (long long )main$tmp_guard1 >= 0LL) && (long long )a$read_delayed + (long long )x >= 0LL) && (long long )a$read_delayed + (long long )y >= 0LL) && (long long )a$read_delayed + (long long )z >= 0LL) && (long long )a$read_delayed + (long long )weak$$choice0 >= 0LL) && (long long )a$read_delayed + (long long )weak$$choice2 >= 0LL) && (long long )a$w_buff0 + (long long )a$w_buff1 >= 0LL) && (long long )a$w_buff0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$w_buff0 + (long long )x >= 0LL) && (long long )a$w_buff0 + (long long )y >= 0LL) && (long long )a$w_buff0 + (long long )z >= 0LL) && (long long )a$w_buff0 + (long long )weak$$choice0 >= 0LL) && (long long )a$w_buff0 + (long long )weak$$choice2 >= 0LL) && (long long )a$w_buff1 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$w_buff1 + (long long )x >= 0LL) && (long long )a$w_buff1 + (long long )y >= 0LL) && (long long )a$w_buff1 + (long long )z >= 0LL) && (long long )a$w_buff1 + (long long )weak$$choice0 >= 0LL) && (long long )a$w_buff1 + (long long )weak$$choice2 >= 0LL) && (long long )main$tmp_guard1 + (long long )x >= 0LL) && (long long )main$tmp_guard1 + (long long )y >= 0LL) && (long long )main$tmp_guard1 + (long long )z >= 0LL) && (long long )main$tmp_guard1 + (long long )weak$$choice0 >= 0LL) && (long long )main$tmp_guard1 + (long long )weak$$choice2 >= 0LL) && (long long )x + (long long )y >= 0LL) && (long long )x + (long long )z >= 0LL) && (long long )y + (long long )z >= 0LL) && (long long )weak$$choice0 + (long long )x >= 0LL) && (long long )weak$$choice0 + (long long )y >= 0LL) && (long long )weak$$choice0 + (long long )z >= 0LL) && (long long )weak$$choice0 + (long long )weak$$choice2 >= 0LL) && (long long )weak$$choice2 + (long long )x >= 0LL) && (long long )weak$$choice2 + (long long )y >= 0LL) && (long long )weak$$choice2 + (long long )z >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$read_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$read_delayed) - (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd2) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd3) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff0_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff1_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$read_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$read_delayed) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd1 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$r_buff1_thd1) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )a$r_buff1_thd1) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$w_buff0) - (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$read_delayed >= 0LL) && (long long )a - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a - (long long )a$read_delayed >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$flush_delayed - (long long )a$read_delayed >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$mem_tmp - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd2 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd2 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd3 - (long long )a$read_delayed >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff1 >= 0LL))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt && 0 <= __unbuffered_p0_EAX) && 0 <= __unbuffered_p1_EAX) && 0 <= __unbuffered_p1_EBX) && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p2_EBX) && 0 <= a) && 0 <= a$mem_tmp) && 0 <= a$w_buff0) && 0 <= a$w_buff1) && 0 <= x) && 0 <= y) && 0 <= z) && __unbuffered_p0_EAX <= 1) && __unbuffered_p1_EAX <= 1) && __unbuffered_p1_EBX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p2_EBX <= 1) && a <= 1) && a$mem_tmp <= 1) && a$w_buff0 <= 1) && a$w_buff1 <= 1) && x <= 1) && y <= 1) && z <= 1) && a$flush_delayed == (_Bool)0) && a$r_buff0_thd0 == (_Bool)0) && a$r_buff0_thd2 == (_Bool)0) && a$r_buff0_thd3 == (_Bool)0) && a$r_buff1_thd0 == (_Bool)0) && a$r_buff1_thd2 == (_Bool)0) && a$r_buff1_thd3 == (_Bool)0) && a$read_delayed == (_Bool)0) && a$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (a == 0 || a == 1)) && (a$mem_tmp == 0 || a$mem_tmp == 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (z == 0 || z == 1)))) && (! multithreaded || a$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || ((0 <= __unbuffered_p2_EAX && __unbuffered_p2_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)))) && (! multithreaded || ((0 <= x && x <= 1) && (x == 0 || x == 1)))) && (! multithreaded || ((0 <= __unbuffered_p2_EBX && __unbuffered_p2_EBX <= 1) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)))) && (! multithreaded || ((0 <= y && y <= 1) && (y == 0 || y == 1)))) && (! multithreaded || ((0 <= a$w_buff1 && a$w_buff1 <= 1) && (a$w_buff1 == 0 || a$w_buff1 == 1)))) && (! multithreaded || a$r_buff0_thd3 == (_Bool)0)) && (! multithreaded || ((0 <= __unbuffered_p1_EAX && __unbuffered_p1_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)))) && (! multithreaded || ((0 <= __unbuffered_p0_EAX && __unbuffered_p0_EAX <= 1) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)))) && (! multithreaded || a$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || ((0 <= a$w_buff0 && a$w_buff0 <= 1) && (a$w_buff0 == 0 || a$w_buff0 == 1)))) && (! multithreaded || ((0 <= z && z <= 1) && (z == 0 || z == 1)))) && (! multithreaded || a$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((0 <= a$mem_tmp && a$mem_tmp <= 1) && (a$mem_tmp == 0 || a$mem_tmp == 1)))) && (! multithreaded || a$read_delayed_var == 0)) && (! multithreaded || a$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || a$read_delayed == (_Bool)0) [2024-06-14 14:36:04,319 INFO L97 edCorrectnessWitness]: Location invariant before [L855-L855] ((((((((((((((((((((((! multithreaded || a$r_buff1_thd3 == (_Bool)0) && (! multithreaded || ((0 <= __unbuffered_p1_EBX && __unbuffered_p1_EBX <= 1) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)))) && (! multithreaded || ((0 <= a && a <= 1) && (a == 0 || a == 1)))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )a$flush_delayed) + (long long )weak$$choice2 >= 0LL && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff0_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff0_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )x >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )y >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )z >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff0_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )x >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )y >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )z >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )x >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )y >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )z >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )x >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )y >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )z >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )x >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )y >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )z >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p0_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p1_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_cnt + (long long )a >= 0LL) && (long long )__unbuffered_cnt + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_cnt + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_cnt + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_cnt + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_cnt + (long long )x >= 0LL) && (long long )__unbuffered_cnt + (long long )y >= 0LL) && (long long )__unbuffered_cnt + (long long )z >= 0LL) && (long long )__unbuffered_cnt + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_cnt + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p1_EAX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )x >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )y >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )z >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )x >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )y >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )z >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )weak$$choice2 >= 0LL) && (long long )a + (long long )a$flush_delayed >= 0LL) && (long long )a + (long long )a$mem_tmp >= 0LL) && (long long )a + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a + (long long )a$read_delayed >= 0LL) && (long long )a + (long long )a$w_buff0 >= 0LL) && (long long )a + (long long )a$w_buff1 >= 0LL) && (long long )a + (long long )main$tmp_guard1 >= 0LL) && (long long )a + (long long )x >= 0LL) && (long long )a + (long long )y >= 0LL) && (long long )a + (long long )z >= 0LL) && (long long )a + (long long )weak$$choice0 >= 0LL) && (long long )a + (long long )weak$$choice2 >= 0LL) && (long long )a$flush_delayed + (long long )a$mem_tmp >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$flush_delayed + (long long )a$read_delayed >= 0LL) && (long long )a$flush_delayed + (long long )a$w_buff0 >= 0LL) && (long long )a$flush_delayed + (long long )a$w_buff1 >= 0LL) && (long long )a$flush_delayed + (long long )main$tmp_guard1 >= 0LL) && (long long )a$flush_delayed + (long long )x >= 0LL) && (long long )a$flush_delayed + (long long )y >= 0LL) && (long long )a$flush_delayed + (long long )z >= 0LL) && (long long )a$flush_delayed + (long long )weak$$choice0 >= 0LL) && (long long )a$flush_delayed + (long long )weak$$choice2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$mem_tmp + (long long )a$read_delayed >= 0LL) && (long long )a$mem_tmp + (long long )a$w_buff0 >= 0LL) && (long long )a$mem_tmp + (long long )a$w_buff1 >= 0LL) && (long long )a$mem_tmp + (long long )main$tmp_guard1 >= 0LL) && (long long )a$mem_tmp + (long long )x >= 0LL) && (long long )a$mem_tmp + (long long )y >= 0LL) && (long long )a$mem_tmp + (long long )z >= 0LL) && (long long )a$mem_tmp + (long long )weak$$choice0 >= 0LL) && (long long )a$mem_tmp + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )x >= 0LL) && (long long )a$r_buff0_thd0 + (long long )y >= 0LL) && (long long )a$r_buff0_thd0 + (long long )z >= 0LL) && (long long )a$r_buff0_thd0 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )x >= 0LL) && (long long )a$r_buff0_thd2 + (long long )y >= 0LL) && (long long )a$r_buff0_thd2 + (long long )z >= 0LL) && (long long )a$r_buff0_thd2 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )x >= 0LL) && (long long )a$r_buff0_thd3 + (long long )y >= 0LL) && (long long )a$r_buff0_thd3 + (long long )z >= 0LL) && (long long )a$r_buff0_thd3 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )x >= 0LL) && (long long )a$r_buff1_thd0 + (long long )y >= 0LL) && (long long )a$r_buff1_thd0 + (long long )z >= 0LL) && (long long )a$r_buff1_thd0 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )x >= 0LL) && (long long )a$r_buff1_thd2 + (long long )y >= 0LL) && (long long )a$r_buff1_thd2 + (long long )z >= 0LL) && (long long )a$r_buff1_thd2 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )x >= 0LL) && (long long )a$r_buff1_thd3 + (long long )y >= 0LL) && (long long )a$r_buff1_thd3 + (long long )z >= 0LL) && (long long )a$r_buff1_thd3 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )weak$$choice2 >= 0LL) && (long long )a$read_delayed + (long long )a$w_buff0 >= 0LL) && (long long )a$read_delayed + (long long )a$w_buff1 >= 0LL) && (long long )a$read_delayed + (long long )main$tmp_guard1 >= 0LL) && (long long )a$read_delayed + (long long )x >= 0LL) && (long long )a$read_delayed + (long long )y >= 0LL) && (long long )a$read_delayed + (long long )z >= 0LL) && (long long )a$read_delayed + (long long )weak$$choice0 >= 0LL) && (long long )a$read_delayed + (long long )weak$$choice2 >= 0LL) && (long long )a$w_buff0 + (long long )a$w_buff1 >= 0LL) && (long long )a$w_buff0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$w_buff0 + (long long )x >= 0LL) && (long long )a$w_buff0 + (long long )y >= 0LL) && (long long )a$w_buff0 + (long long )z >= 0LL) && (long long )a$w_buff0 + (long long )weak$$choice0 >= 0LL) && (long long )a$w_buff0 + (long long )weak$$choice2 >= 0LL) && (long long )a$w_buff1 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$w_buff1 + (long long )x >= 0LL) && (long long )a$w_buff1 + (long long )y >= 0LL) && (long long )a$w_buff1 + (long long )z >= 0LL) && (long long )a$w_buff1 + (long long )weak$$choice0 >= 0LL) && (long long )a$w_buff1 + (long long )weak$$choice2 >= 0LL) && (long long )main$tmp_guard1 + (long long )x >= 0LL) && (long long )main$tmp_guard1 + (long long )y >= 0LL) && (long long )main$tmp_guard1 + (long long )z >= 0LL) && (long long )main$tmp_guard1 + (long long )weak$$choice0 >= 0LL) && (long long )main$tmp_guard1 + (long long )weak$$choice2 >= 0LL) && (long long )x + (long long )y >= 0LL) && (long long )x + (long long )z >= 0LL) && (long long )y + (long long )z >= 0LL) && (long long )weak$$choice0 + (long long )x >= 0LL) && (long long )weak$$choice0 + (long long )y >= 0LL) && (long long )weak$$choice0 + (long long )z >= 0LL) && (long long )weak$$choice0 + (long long )weak$$choice2 >= 0LL) && (long long )weak$$choice2 + (long long )x >= 0LL) && (long long )weak$$choice2 + (long long )y >= 0LL) && (long long )weak$$choice2 + (long long )z >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$read_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$read_delayed) - (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd2) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd3) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff0_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff1_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$read_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$read_delayed) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd1 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$r_buff1_thd1) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )a$r_buff1_thd1) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$w_buff0) - (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$read_delayed >= 0LL) && (long long )a - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a - (long long )a$read_delayed >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$flush_delayed - (long long )a$read_delayed >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$mem_tmp - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd2 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd2 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd3 - (long long )a$read_delayed >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff1 >= 0LL))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt && 0 <= __unbuffered_p0_EAX) && 0 <= __unbuffered_p1_EAX) && 0 <= __unbuffered_p1_EBX) && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p2_EBX) && 0 <= a) && 0 <= a$mem_tmp) && 0 <= a$w_buff0) && 0 <= a$w_buff1) && 0 <= x) && 0 <= y) && 0 <= z) && __unbuffered_p0_EAX <= 1) && __unbuffered_p1_EAX <= 1) && __unbuffered_p1_EBX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p2_EBX <= 1) && a <= 1) && a$mem_tmp <= 1) && a$w_buff0 <= 1) && a$w_buff1 <= 1) && x <= 1) && y <= 1) && z <= 1) && a$flush_delayed == (_Bool)0) && a$r_buff0_thd0 == (_Bool)0) && a$r_buff0_thd2 == (_Bool)0) && a$r_buff0_thd3 == (_Bool)0) && a$r_buff1_thd0 == (_Bool)0) && a$r_buff1_thd2 == (_Bool)0) && a$r_buff1_thd3 == (_Bool)0) && a$read_delayed == (_Bool)0) && a$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (a == 0 || a == 1)) && (a$mem_tmp == 0 || a$mem_tmp == 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (z == 0 || z == 1)))) && (! multithreaded || a$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || ((0 <= __unbuffered_p2_EAX && __unbuffered_p2_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)))) && (! multithreaded || ((0 <= x && x <= 1) && (x == 0 || x == 1)))) && (! multithreaded || ((0 <= __unbuffered_p2_EBX && __unbuffered_p2_EBX <= 1) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)))) && (! multithreaded || ((0 <= y && y <= 1) && (y == 0 || y == 1)))) && (! multithreaded || ((0 <= a$w_buff1 && a$w_buff1 <= 1) && (a$w_buff1 == 0 || a$w_buff1 == 1)))) && (! multithreaded || a$r_buff0_thd3 == (_Bool)0)) && (! multithreaded || ((0 <= __unbuffered_p1_EAX && __unbuffered_p1_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)))) && (! multithreaded || ((0 <= __unbuffered_p0_EAX && __unbuffered_p0_EAX <= 1) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)))) && (! multithreaded || a$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || ((0 <= a$w_buff0 && a$w_buff0 <= 1) && (a$w_buff0 == 0 || a$w_buff0 == 1)))) && (! multithreaded || ((0 <= z && z <= 1) && (z == 0 || z == 1)))) && (! multithreaded || a$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((0 <= a$mem_tmp && a$mem_tmp <= 1) && (a$mem_tmp == 0 || a$mem_tmp == 1)))) && (! multithreaded || a$read_delayed_var == 0)) && (! multithreaded || a$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || a$read_delayed == (_Bool)0) [2024-06-14 14:36:04,319 INFO L97 edCorrectnessWitness]: Location invariant before [L856-L856] ((((((((((((((((((((((! multithreaded || a$r_buff1_thd3 == (_Bool)0) && (! multithreaded || ((0 <= __unbuffered_p1_EBX && __unbuffered_p1_EBX <= 1) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)))) && (! multithreaded || ((0 <= a && a <= 1) && (a == 0 || a == 1)))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )a$flush_delayed) + (long long )weak$$choice2 >= 0LL && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff0_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff0_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )x >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )y >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )z >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$r_buff1_thd3) + (long long )weak$$choice2 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )x >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )y >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )z >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$read_delayed) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff0_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )x >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )y >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )z >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )x >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )y >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )z >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )x >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )y >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )z >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$w_buff0) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )x >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )y >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )z >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$w_buff1) + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p0_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p1_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_cnt + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_cnt + (long long )a >= 0LL) && (long long )__unbuffered_cnt + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_cnt + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_cnt + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_cnt + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_cnt + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_cnt + (long long )x >= 0LL) && (long long )__unbuffered_cnt + (long long )y >= 0LL) && (long long )__unbuffered_cnt + (long long )z >= 0LL) && (long long )__unbuffered_cnt + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_cnt + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p1_EAX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p0_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p1_EBX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )__unbuffered_p2_EAX >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )x >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )y >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )z >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p1_EBX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )__unbuffered_p2_EBX >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )x >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )y >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )z >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p2_EAX + (long long )weak$$choice2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$flush_delayed >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$w_buff0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )main$tmp_guard1 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )x >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )y >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )z >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )weak$$choice0 >= 0LL) && (long long )__unbuffered_p2_EBX + (long long )weak$$choice2 >= 0LL) && (long long )a + (long long )a$flush_delayed >= 0LL) && (long long )a + (long long )a$mem_tmp >= 0LL) && (long long )a + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a + (long long )a$read_delayed >= 0LL) && (long long )a + (long long )a$w_buff0 >= 0LL) && (long long )a + (long long )a$w_buff1 >= 0LL) && (long long )a + (long long )main$tmp_guard1 >= 0LL) && (long long )a + (long long )x >= 0LL) && (long long )a + (long long )y >= 0LL) && (long long )a + (long long )z >= 0LL) && (long long )a + (long long )weak$$choice0 >= 0LL) && (long long )a + (long long )weak$$choice2 >= 0LL) && (long long )a$flush_delayed + (long long )a$mem_tmp >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$flush_delayed + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$flush_delayed + (long long )a$read_delayed >= 0LL) && (long long )a$flush_delayed + (long long )a$w_buff0 >= 0LL) && (long long )a$flush_delayed + (long long )a$w_buff1 >= 0LL) && (long long )a$flush_delayed + (long long )main$tmp_guard1 >= 0LL) && (long long )a$flush_delayed + (long long )x >= 0LL) && (long long )a$flush_delayed + (long long )y >= 0LL) && (long long )a$flush_delayed + (long long )z >= 0LL) && (long long )a$flush_delayed + (long long )weak$$choice0 >= 0LL) && (long long )a$flush_delayed + (long long )weak$$choice2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$mem_tmp + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$mem_tmp + (long long )a$read_delayed >= 0LL) && (long long )a$mem_tmp + (long long )a$w_buff0 >= 0LL) && (long long )a$mem_tmp + (long long )a$w_buff1 >= 0LL) && (long long )a$mem_tmp + (long long )main$tmp_guard1 >= 0LL) && (long long )a$mem_tmp + (long long )x >= 0LL) && (long long )a$mem_tmp + (long long )y >= 0LL) && (long long )a$mem_tmp + (long long )z >= 0LL) && (long long )a$mem_tmp + (long long )weak$$choice0 >= 0LL) && (long long )a$mem_tmp + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )x >= 0LL) && (long long )a$r_buff0_thd0 + (long long )y >= 0LL) && (long long )a$r_buff0_thd0 + (long long )z >= 0LL) && (long long )a$r_buff0_thd0 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd0 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )x >= 0LL) && (long long )a$r_buff0_thd2 + (long long )y >= 0LL) && (long long )a$r_buff0_thd2 + (long long )z >= 0LL) && (long long )a$r_buff0_thd2 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd2 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )x >= 0LL) && (long long )a$r_buff0_thd3 + (long long )y >= 0LL) && (long long )a$r_buff0_thd3 + (long long )z >= 0LL) && (long long )a$r_buff0_thd3 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff0_thd3 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )x >= 0LL) && (long long )a$r_buff1_thd0 + (long long )y >= 0LL) && (long long )a$r_buff1_thd0 + (long long )z >= 0LL) && (long long )a$r_buff1_thd0 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd0 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )x >= 0LL) && (long long )a$r_buff1_thd2 + (long long )y >= 0LL) && (long long )a$r_buff1_thd2 + (long long )z >= 0LL) && (long long )a$r_buff1_thd2 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd2 + (long long )weak$$choice2 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )x >= 0LL) && (long long )a$r_buff1_thd3 + (long long )y >= 0LL) && (long long )a$r_buff1_thd3 + (long long )z >= 0LL) && (long long )a$r_buff1_thd3 + (long long )weak$$choice0 >= 0LL) && (long long )a$r_buff1_thd3 + (long long )weak$$choice2 >= 0LL) && (long long )a$read_delayed + (long long )a$w_buff0 >= 0LL) && (long long )a$read_delayed + (long long )a$w_buff1 >= 0LL) && (long long )a$read_delayed + (long long )main$tmp_guard1 >= 0LL) && (long long )a$read_delayed + (long long )x >= 0LL) && (long long )a$read_delayed + (long long )y >= 0LL) && (long long )a$read_delayed + (long long )z >= 0LL) && (long long )a$read_delayed + (long long )weak$$choice0 >= 0LL) && (long long )a$read_delayed + (long long )weak$$choice2 >= 0LL) && (long long )a$w_buff0 + (long long )a$w_buff1 >= 0LL) && (long long )a$w_buff0 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$w_buff0 + (long long )x >= 0LL) && (long long )a$w_buff0 + (long long )y >= 0LL) && (long long )a$w_buff0 + (long long )z >= 0LL) && (long long )a$w_buff0 + (long long )weak$$choice0 >= 0LL) && (long long )a$w_buff0 + (long long )weak$$choice2 >= 0LL) && (long long )a$w_buff1 + (long long )main$tmp_guard1 >= 0LL) && (long long )a$w_buff1 + (long long )x >= 0LL) && (long long )a$w_buff1 + (long long )y >= 0LL) && (long long )a$w_buff1 + (long long )z >= 0LL) && (long long )a$w_buff1 + (long long )weak$$choice0 >= 0LL) && (long long )a$w_buff1 + (long long )weak$$choice2 >= 0LL) && (long long )main$tmp_guard1 + (long long )x >= 0LL) && (long long )main$tmp_guard1 + (long long )y >= 0LL) && (long long )main$tmp_guard1 + (long long )z >= 0LL) && (long long )main$tmp_guard1 + (long long )weak$$choice0 >= 0LL) && (long long )main$tmp_guard1 + (long long )weak$$choice2 >= 0LL) && (long long )x + (long long )y >= 0LL) && (long long )x + (long long )z >= 0LL) && (long long )y + (long long )z >= 0LL) && (long long )weak$$choice0 + (long long )x >= 0LL) && (long long )weak$$choice0 + (long long )y >= 0LL) && (long long )weak$$choice0 + (long long )z >= 0LL) && (long long )weak$$choice0 + (long long )weak$$choice2 >= 0LL) && (long long )weak$$choice2 + (long long )x >= 0LL) && (long long )weak$$choice2 + (long long )y >= 0LL) && (long long )weak$$choice2 + (long long )z >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p1_EBX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p2_EAX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )__unbuffered_p2_EBX) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$mem_tmp) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff0_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$r_buff1_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$r_buff1_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL + (long long )a$read_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL + (long long )a$read_delayed) - (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff0_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd0 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff0_thd3) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd2 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd2) - (long long )a$r_buff1_thd3 >= 0LL) && (0LL - (long long )a$r_buff1_thd2) - (long long )a$read_delayed >= 0LL) && (0LL - (long long )a$r_buff1_thd3) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff0_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff0_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff0_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd0) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$r_buff1_thd3 >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$r_buff1_thd2) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd2) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$r_buff1_thd3) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$r_buff1_thd3) - (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$read_delayed) - (long long )a$w_buff0 >= 0LL) && (1LL - (long long )a$read_delayed) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$r_buff1_thd1 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )a$r_buff0_thd1) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$r_buff1_thd1) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )a$r_buff1_thd1) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$w_buff0) - (long long )a$w_buff1 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_cnt - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )a$read_delayed >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff0_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd0 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd2 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$r_buff1_thd3 >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )a$read_delayed >= 0LL) && (long long )a - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a - (long long )a$read_delayed >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$flush_delayed - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$flush_delayed - (long long )a$read_delayed >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd0 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$mem_tmp - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$mem_tmp - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff0_thd2 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff0_thd3 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd0 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff0_thd3 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$r_buff1_thd2 >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd2 - (long long )a$r_buff1_thd3 >= 0LL) && (long long )a$r_buff1_thd2 - (long long )a$read_delayed >= 0LL) && (long long )a$r_buff1_thd3 - (long long )a$read_delayed >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff1 >= 0LL))) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt && 0 <= __unbuffered_p0_EAX) && 0 <= __unbuffered_p1_EAX) && 0 <= __unbuffered_p1_EBX) && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p2_EBX) && 0 <= a) && 0 <= a$mem_tmp) && 0 <= a$w_buff0) && 0 <= a$w_buff1) && 0 <= x) && 0 <= y) && 0 <= z) && __unbuffered_p0_EAX <= 1) && __unbuffered_p1_EAX <= 1) && __unbuffered_p1_EBX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p2_EBX <= 1) && a <= 1) && a$mem_tmp <= 1) && a$w_buff0 <= 1) && a$w_buff1 <= 1) && x <= 1) && y <= 1) && z <= 1) && a$flush_delayed == (_Bool)0) && a$r_buff0_thd0 == (_Bool)0) && a$r_buff0_thd2 == (_Bool)0) && a$r_buff0_thd3 == (_Bool)0) && a$r_buff1_thd0 == (_Bool)0) && a$r_buff1_thd2 == (_Bool)0) && a$r_buff1_thd3 == (_Bool)0) && a$read_delayed == (_Bool)0) && a$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (a == 0 || a == 1)) && (a$mem_tmp == 0 || a$mem_tmp == 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (z == 0 || z == 1)))) && (! multithreaded || a$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || ((0 <= __unbuffered_p2_EAX && __unbuffered_p2_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)))) && (! multithreaded || ((0 <= x && x <= 1) && (x == 0 || x == 1)))) && (! multithreaded || ((0 <= __unbuffered_p2_EBX && __unbuffered_p2_EBX <= 1) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)))) && (! multithreaded || ((0 <= y && y <= 1) && (y == 0 || y == 1)))) && (! multithreaded || ((0 <= a$w_buff1 && a$w_buff1 <= 1) && (a$w_buff1 == 0 || a$w_buff1 == 1)))) && (! multithreaded || a$r_buff0_thd3 == (_Bool)0)) && (! multithreaded || ((0 <= __unbuffered_p1_EAX && __unbuffered_p1_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)))) && (! multithreaded || ((0 <= __unbuffered_p0_EAX && __unbuffered_p0_EAX <= 1) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)))) && (! multithreaded || a$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || ((0 <= a$w_buff0 && a$w_buff0 <= 1) && (a$w_buff0 == 0 || a$w_buff0 == 1)))) && (! multithreaded || ((0 <= z && z <= 1) && (z == 0 || z == 1)))) && (! multithreaded || a$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((0 <= a$mem_tmp && a$mem_tmp <= 1) && (a$mem_tmp == 0 || a$mem_tmp == 1)))) && (! multithreaded || a$read_delayed_var == 0)) && (! multithreaded || a$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || a$read_delayed == (_Bool)0) [2024-06-14 14:36:04,320 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-14 14:36:04,321 INFO L106 edCorrectnessWitness]: ghost_update [L851-L851] multithreaded = 1; [2024-06-14 14:36:04,358 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 14:36:04,675 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 14:36:04,682 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-14 14:36:05,019 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 14:36:05,058 INFO L206 MainTranslator]: Completed translation [2024-06-14 14:36:05,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05 WrapperNode [2024-06-14 14:36:05,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-14 14:36:05,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-14 14:36:05,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-14 14:36:05,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-14 14:36:05,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,294 INFO L138 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 129 [2024-06-14 14:36:05,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-14 14:36:05,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-14 14:36:05,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-14 14:36:05,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-14 14:36:05,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,360 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,417 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-06-14 14:36:05,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-14 14:36:05,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-14 14:36:05,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-14 14:36:05,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-14 14:36:05,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (1/1) ... [2024-06-14 14:36:05,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 14:36:05,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-14 14:36:05,592 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) [2024-06-14 14:36:05,652 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 [2024-06-14 14:36:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-06-14 14:36:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-14 14:36:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-06-14 14:36:05,667 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-06-14 14:36:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-06-14 14:36:05,667 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-06-14 14:36:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-06-14 14:36:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-06-14 14:36:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-14 14:36:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-06-14 14:36:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-14 14:36:05,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-14 14:36:05,670 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-14 14:36:05,807 INFO L244 CfgBuilder]: Building ICFG [2024-06-14 14:36:05,809 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-14 14:36:07,232 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-14 14:36:07,233 INFO L293 CfgBuilder]: Performing block encoding [2024-06-14 14:36:07,529 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-06-14 14:36:07,529 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-06-14 14:36:07,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:36:07 BoogieIcfgContainer [2024-06-14 14:36:07,530 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-06-14 14:36:07,532 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-06-14 14:36:07,532 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-06-14 14:36:07,535 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-06-14 14:36:07,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:36:02" (1/4) ... [2024-06-14 14:36:07,537 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2087f056 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.06 02:36:07, skipping insertion in model container [2024-06-14 14:36:07,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 02:36:04" (2/4) ... [2024-06-14 14:36:07,537 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2087f056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:36:07, skipping insertion in model container [2024-06-14 14:36:07,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:36:05" (3/4) ... [2024-06-14 14:36:07,538 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2087f056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:36:07, skipping insertion in model container [2024-06-14 14:36:07,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:36:07" (4/4) ... [2024-06-14 14:36:07,539 INFO L112 eAbstractionObserver]: Analyzing ICFG mix010.oepc.i [2024-06-14 14:36:07,551 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-06-14 14:36:07,552 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-06-14 14:36:07,552 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-06-14 14:36:07,668 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-06-14 14:36:07,696 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 54 places, 44 transitions, 100 flow [2024-06-14 14:36:07,752 INFO L124 PetriNetUnfolderBase]: 0/41 cut-off events. [2024-06-14 14:36:07,752 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-14 14:36:07,755 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51 conditions, 41 events. 0/41 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 71 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2024-06-14 14:36:07,755 INFO L82 GeneralOperation]: Start removeDead. Operand has 54 places, 44 transitions, 100 flow [2024-06-14 14:36:07,758 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 45 places, 35 transitions, 79 flow [2024-06-14 14:36:07,768 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-06-14 14:36:07,774 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;@3554d52, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-06-14 14:36:07,774 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-06-14 14:36:07,782 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-06-14 14:36:07,782 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events. [2024-06-14 14:36:07,782 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-14 14:36:07,783 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:36:07,783 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-06-14 14:36:07,783 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:36:07,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:36:07,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1042197905, now seen corresponding path program 1 times [2024-06-14 14:36:07,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:36:07,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465649346] [2024-06-14 14:36:07,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:36:07,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:36:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:36:15,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:36:15,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:36:15,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465649346] [2024-06-14 14:36:15,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465649346] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:36:15,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:36:15,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-06-14 14:36:15,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557769547] [2024-06-14 14:36:15,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:36:16,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-06-14 14:36:16,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:36:16,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-06-14 14:36:16,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-06-14 14:36:16,133 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 44 [2024-06-14 14:36:16,135 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 35 transitions, 79 flow. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2024-06-14 14:36:16,135 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:36:16,135 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 44 [2024-06-14 14:36:16,136 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:36:17,189 INFO L124 PetriNetUnfolderBase]: 1359/2140 cut-off events. [2024-06-14 14:36:17,189 INFO L125 PetriNetUnfolderBase]: For 33/33 co-relation queries the response was YES. [2024-06-14 14:36:17,197 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4256 conditions, 2140 events. 1359/2140 cut-off events. For 33/33 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 10865 event pairs, 941 based on Foata normal form. 1/2087 useless extension candidates. Maximal degree in co-relation 4241. Up to 2029 conditions per place. [2024-06-14 14:36:17,206 INFO L140 encePairwiseOnDemand]: 37/44 looper letters, 34 selfloop transitions, 4 changer transitions 0/45 dead transitions. [2024-06-14 14:36:17,206 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 45 transitions, 181 flow [2024-06-14 14:36:17,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-06-14 14:36:17,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-06-14 14:36:17,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 80 transitions. [2024-06-14 14:36:17,215 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6060606060606061 [2024-06-14 14:36:17,217 INFO L175 Difference]: Start difference. First operand has 45 places, 35 transitions, 79 flow. Second operand 3 states and 80 transitions. [2024-06-14 14:36:17,217 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 45 transitions, 181 flow [2024-06-14 14:36:17,219 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 45 transitions, 176 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-06-14 14:36:17,223 INFO L231 Difference]: Finished difference. Result has 45 places, 38 transitions, 106 flow [2024-06-14 14:36:17,225 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=76, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=106, PETRI_PLACES=45, PETRI_TRANSITIONS=38} [2024-06-14 14:36:17,228 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 0 predicate places. [2024-06-14 14:36:17,228 INFO L495 AbstractCegarLoop]: Abstraction has has 45 places, 38 transitions, 106 flow [2024-06-14 14:36:17,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2024-06-14 14:36:17,229 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:36:17,229 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:36:17,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-06-14 14:36:17,229 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:36:17,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:36:17,230 INFO L85 PathProgramCache]: Analyzing trace with hash -824764914, now seen corresponding path program 1 times [2024-06-14 14:36:17,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:36:17,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003399922] [2024-06-14 14:36:17,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:36:17,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:36:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:36:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:36:24,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:36:24,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003399922] [2024-06-14 14:36:24,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003399922] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:36:24,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:36:24,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-06-14 14:36:24,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284207075] [2024-06-14 14:36:24,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:36:24,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-06-14 14:36:24,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:36:24,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-06-14 14:36:24,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-06-14 14:36:24,396 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 44 [2024-06-14 14:36:24,397 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 38 transitions, 106 flow. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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) [2024-06-14 14:36:24,397 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:36:24,397 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 44 [2024-06-14 14:36:24,397 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:36:25,502 INFO L124 PetriNetUnfolderBase]: 1353/2137 cut-off events. [2024-06-14 14:36:25,502 INFO L125 PetriNetUnfolderBase]: For 418/418 co-relation queries the response was YES. [2024-06-14 14:36:25,505 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4795 conditions, 2137 events. 1353/2137 cut-off events. For 418/418 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 10847 event pairs, 795 based on Foata normal form. 3/2122 useless extension candidates. Maximal degree in co-relation 4780. Up to 2005 conditions per place. [2024-06-14 14:36:25,514 INFO L140 encePairwiseOnDemand]: 36/44 looper letters, 41 selfloop transitions, 7 changer transitions 0/55 dead transitions. [2024-06-14 14:36:25,515 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 55 transitions, 248 flow [2024-06-14 14:36:25,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-06-14 14:36:25,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-06-14 14:36:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 103 transitions. [2024-06-14 14:36:25,518 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5852272727272727 [2024-06-14 14:36:25,518 INFO L175 Difference]: Start difference. First operand has 45 places, 38 transitions, 106 flow. Second operand 4 states and 103 transitions. [2024-06-14 14:36:25,519 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 55 transitions, 248 flow [2024-06-14 14:36:25,520 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 55 transitions, 244 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-06-14 14:36:25,522 INFO L231 Difference]: Finished difference. Result has 48 places, 41 transitions, 142 flow [2024-06-14 14:36:25,523 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=142, PETRI_PLACES=48, PETRI_TRANSITIONS=41} [2024-06-14 14:36:25,523 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 3 predicate places. [2024-06-14 14:36:25,523 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 41 transitions, 142 flow [2024-06-14 14:36:25,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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) [2024-06-14 14:36:25,524 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:36:25,524 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:36:25,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-06-14 14:36:25,526 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:36:25,527 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:36:25,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1969911213, now seen corresponding path program 1 times [2024-06-14 14:36:25,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:36:25,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368140029] [2024-06-14 14:36:25,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:36:25,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:36:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:36:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:36:33,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:36:33,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368140029] [2024-06-14 14:36:33,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368140029] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:36:33,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:36:33,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-06-14 14:36:33,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710722232] [2024-06-14 14:36:33,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:36:33,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-06-14 14:36:33,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:36:33,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-06-14 14:36:33,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-06-14 14:36:33,785 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 44 [2024-06-14 14:36:33,786 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 41 transitions, 142 flow. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 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) [2024-06-14 14:36:33,786 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:36:33,786 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 44 [2024-06-14 14:36:33,786 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:36:35,181 INFO L124 PetriNetUnfolderBase]: 1641/2563 cut-off events. [2024-06-14 14:36:35,182 INFO L125 PetriNetUnfolderBase]: For 1353/1353 co-relation queries the response was YES. [2024-06-14 14:36:35,186 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6348 conditions, 2563 events. 1641/2563 cut-off events. For 1353/1353 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 12931 event pairs, 746 based on Foata normal form. 3/2543 useless extension candidates. Maximal degree in co-relation 6331. Up to 2393 conditions per place. [2024-06-14 14:36:35,195 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 56 selfloop transitions, 13 changer transitions 0/75 dead transitions. [2024-06-14 14:36:35,195 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 75 transitions, 382 flow [2024-06-14 14:36:35,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-06-14 14:36:35,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-06-14 14:36:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 144 transitions. [2024-06-14 14:36:35,199 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5454545454545454 [2024-06-14 14:36:35,199 INFO L175 Difference]: Start difference. First operand has 48 places, 41 transitions, 142 flow. Second operand 6 states and 144 transitions. [2024-06-14 14:36:35,200 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 75 transitions, 382 flow [2024-06-14 14:36:35,201 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 75 transitions, 362 flow, removed 4 selfloop flow, removed 2 redundant places. [2024-06-14 14:36:35,202 INFO L231 Difference]: Finished difference. Result has 53 places, 47 transitions, 200 flow [2024-06-14 14:36:35,203 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=200, PETRI_PLACES=53, PETRI_TRANSITIONS=47} [2024-06-14 14:36:35,204 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 8 predicate places. [2024-06-14 14:36:35,204 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 47 transitions, 200 flow [2024-06-14 14:36:35,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 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) [2024-06-14 14:36:35,204 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:36:35,204 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:36:35,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-06-14 14:36:35,205 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:36:35,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:36:35,205 INFO L85 PathProgramCache]: Analyzing trace with hash 77643067, now seen corresponding path program 1 times [2024-06-14 14:36:35,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:36:35,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657190529] [2024-06-14 14:36:35,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:36:35,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:36:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:36:44,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:36:44,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:36:44,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657190529] [2024-06-14 14:36:44,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657190529] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:36:44,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:36:44,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-06-14 14:36:44,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040573481] [2024-06-14 14:36:44,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:36:44,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-14 14:36:44,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:36:44,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-14 14:36:44,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-06-14 14:36:44,276 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 44 [2024-06-14 14:36:44,276 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 47 transitions, 200 flow. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 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) [2024-06-14 14:36:44,276 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:36:44,276 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 44 [2024-06-14 14:36:44,276 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:36:45,797 INFO L124 PetriNetUnfolderBase]: 1632/2544 cut-off events. [2024-06-14 14:36:45,798 INFO L125 PetriNetUnfolderBase]: For 2668/2668 co-relation queries the response was YES. [2024-06-14 14:36:45,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7023 conditions, 2544 events. 1632/2544 cut-off events. For 2668/2668 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 12817 event pairs, 582 based on Foata normal form. 6/2525 useless extension candidates. Maximal degree in co-relation 7004. Up to 2348 conditions per place. [2024-06-14 14:36:45,810 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 60 selfloop transitions, 15 changer transitions 0/81 dead transitions. [2024-06-14 14:36:45,810 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 81 transitions, 442 flow [2024-06-14 14:36:45,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-14 14:36:45,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-14 14:36:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 162 transitions. [2024-06-14 14:36:45,811 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.525974025974026 [2024-06-14 14:36:45,812 INFO L175 Difference]: Start difference. First operand has 53 places, 47 transitions, 200 flow. Second operand 7 states and 162 transitions. [2024-06-14 14:36:45,812 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 81 transitions, 442 flow [2024-06-14 14:36:45,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 81 transitions, 414 flow, removed 4 selfloop flow, removed 3 redundant places. [2024-06-14 14:36:45,815 INFO L231 Difference]: Finished difference. Result has 56 places, 48 transitions, 221 flow [2024-06-14 14:36:45,815 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=164, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=221, PETRI_PLACES=56, PETRI_TRANSITIONS=48} [2024-06-14 14:36:45,815 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 11 predicate places. [2024-06-14 14:36:45,816 INFO L495 AbstractCegarLoop]: Abstraction has has 56 places, 48 transitions, 221 flow [2024-06-14 14:36:45,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 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) [2024-06-14 14:36:45,816 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:36:45,816 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:36:45,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-06-14 14:36:45,816 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:36:45,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:36:45,817 INFO L85 PathProgramCache]: Analyzing trace with hash 100731725, now seen corresponding path program 1 times [2024-06-14 14:36:45,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:36:45,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292171822] [2024-06-14 14:36:45,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:36:45,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:36:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:37:00,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:37:00,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:37:00,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292171822] [2024-06-14 14:37:00,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292171822] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:37:00,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:37:00,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-06-14 14:37:00,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430389984] [2024-06-14 14:37:00,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:37:00,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-06-14 14:37:00,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:37:00,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-06-14 14:37:00,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-06-14 14:37:01,132 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:37:01,132 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 48 transitions, 221 flow. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2024-06-14 14:37:01,133 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:37:01,133 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:37:01,133 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:37:02,455 INFO L124 PetriNetUnfolderBase]: 1627/2537 cut-off events. [2024-06-14 14:37:02,455 INFO L125 PetriNetUnfolderBase]: For 4072/4072 co-relation queries the response was YES. [2024-06-14 14:37:02,459 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7446 conditions, 2537 events. 1627/2537 cut-off events. For 4072/4072 co-relation queries the response was YES. Maximal size of possible extension queue 116. Compared 12718 event pairs, 689 based on Foata normal form. 2/2514 useless extension candidates. Maximal degree in co-relation 7426. Up to 2407 conditions per place. [2024-06-14 14:37:02,469 INFO L140 encePairwiseOnDemand]: 36/44 looper letters, 48 selfloop transitions, 8 changer transitions 0/62 dead transitions. [2024-06-14 14:37:02,469 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 62 transitions, 377 flow [2024-06-14 14:37:02,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-06-14 14:37:02,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-06-14 14:37:02,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 102 transitions. [2024-06-14 14:37:02,470 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4636363636363636 [2024-06-14 14:37:02,470 INFO L175 Difference]: Start difference. First operand has 56 places, 48 transitions, 221 flow. Second operand 5 states and 102 transitions. [2024-06-14 14:37:02,470 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 62 transitions, 377 flow [2024-06-14 14:37:02,472 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 62 transitions, 338 flow, removed 6 selfloop flow, removed 5 redundant places. [2024-06-14 14:37:02,473 INFO L231 Difference]: Finished difference. Result has 56 places, 51 transitions, 228 flow [2024-06-14 14:37:02,473 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=228, PETRI_PLACES=56, PETRI_TRANSITIONS=51} [2024-06-14 14:37:02,474 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 11 predicate places. [2024-06-14 14:37:02,474 INFO L495 AbstractCegarLoop]: Abstraction has has 56 places, 51 transitions, 228 flow [2024-06-14 14:37:02,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2024-06-14 14:37:02,475 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:37:02,475 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:37:02,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-06-14 14:37:02,475 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:37:02,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:37:02,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1172282417, now seen corresponding path program 1 times [2024-06-14 14:37:02,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:37:02,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448300475] [2024-06-14 14:37:02,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:37:02,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:37:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:37:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:37:18,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:37:18,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448300475] [2024-06-14 14:37:18,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448300475] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:37:18,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:37:18,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-06-14 14:37:18,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315361238] [2024-06-14 14:37:18,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:37:18,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-14 14:37:18,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:37:18,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-14 14:37:18,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-06-14 14:37:18,749 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:37:18,750 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 51 transitions, 228 flow. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 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) [2024-06-14 14:37:18,750 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:37:18,750 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:37:18,750 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:37:20,328 INFO L124 PetriNetUnfolderBase]: 1918/2985 cut-off events. [2024-06-14 14:37:20,329 INFO L125 PetriNetUnfolderBase]: For 6373/6373 co-relation queries the response was YES. [2024-06-14 14:37:20,332 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9219 conditions, 2985 events. 1918/2985 cut-off events. For 6373/6373 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 14978 event pairs, 825 based on Foata normal form. 2/2986 useless extension candidates. Maximal degree in co-relation 9197. Up to 2819 conditions per place. [2024-06-14 14:37:20,344 INFO L140 encePairwiseOnDemand]: 35/44 looper letters, 53 selfloop transitions, 11 changer transitions 0/69 dead transitions. [2024-06-14 14:37:20,344 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 69 transitions, 414 flow [2024-06-14 14:37:20,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-06-14 14:37:20,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-06-14 14:37:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 115 transitions. [2024-06-14 14:37:20,345 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4356060606060606 [2024-06-14 14:37:20,345 INFO L175 Difference]: Start difference. First operand has 56 places, 51 transitions, 228 flow. Second operand 6 states and 115 transitions. [2024-06-14 14:37:20,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 69 transitions, 414 flow [2024-06-14 14:37:20,348 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 69 transitions, 392 flow, removed 5 selfloop flow, removed 3 redundant places. [2024-06-14 14:37:20,349 INFO L231 Difference]: Finished difference. Result has 59 places, 54 transitions, 262 flow [2024-06-14 14:37:20,349 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=262, PETRI_PLACES=59, PETRI_TRANSITIONS=54} [2024-06-14 14:37:20,350 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 14 predicate places. [2024-06-14 14:37:20,350 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 54 transitions, 262 flow [2024-06-14 14:37:20,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 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) [2024-06-14 14:37:20,350 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:37:20,350 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:37:20,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-06-14 14:37:20,351 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:37:20,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:37:20,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1986736980, now seen corresponding path program 1 times [2024-06-14 14:37:20,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:37:20,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876345814] [2024-06-14 14:37:20,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:37:20,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:37:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:37:33,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:37:33,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:37:33,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876345814] [2024-06-14 14:37:33,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876345814] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:37:33,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:37:33,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-06-14 14:37:33,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904529509] [2024-06-14 14:37:33,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:37:33,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-14 14:37:33,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:37:33,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-14 14:37:33,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-06-14 14:37:33,459 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:37:33,459 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 54 transitions, 262 flow. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2024-06-14 14:37:33,459 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:37:33,459 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:37:33,460 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:37:34,961 INFO L124 PetriNetUnfolderBase]: 1814/2880 cut-off events. [2024-06-14 14:37:34,961 INFO L125 PetriNetUnfolderBase]: For 8652/8652 co-relation queries the response was YES. [2024-06-14 14:37:34,965 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9537 conditions, 2880 events. 1814/2880 cut-off events. For 8652/8652 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 14837 event pairs, 742 based on Foata normal form. 2/2881 useless extension candidates. Maximal degree in co-relation 9514. Up to 2635 conditions per place. [2024-06-14 14:37:34,973 INFO L140 encePairwiseOnDemand]: 35/44 looper letters, 60 selfloop transitions, 17 changer transitions 0/84 dead transitions. [2024-06-14 14:37:34,973 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 84 transitions, 544 flow [2024-06-14 14:37:34,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-14 14:37:34,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-14 14:37:34,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 144 transitions. [2024-06-14 14:37:34,975 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4675324675324675 [2024-06-14 14:37:34,975 INFO L175 Difference]: Start difference. First operand has 59 places, 54 transitions, 262 flow. Second operand 7 states and 144 transitions. [2024-06-14 14:37:34,975 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 84 transitions, 544 flow [2024-06-14 14:37:34,977 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 84 transitions, 512 flow, removed 7 selfloop flow, removed 4 redundant places. [2024-06-14 14:37:34,978 INFO L231 Difference]: Finished difference. Result has 62 places, 60 transitions, 322 flow [2024-06-14 14:37:34,978 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=322, PETRI_PLACES=62, PETRI_TRANSITIONS=60} [2024-06-14 14:37:34,979 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 17 predicate places. [2024-06-14 14:37:34,979 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 60 transitions, 322 flow [2024-06-14 14:37:34,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2024-06-14 14:37:34,979 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:37:34,979 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:37:34,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-06-14 14:37:34,979 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:37:34,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:37:34,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1981023060, now seen corresponding path program 2 times [2024-06-14 14:37:34,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:37:34,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875459104] [2024-06-14 14:37:34,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:37:34,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:37:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:37:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:37:48,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:37:48,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875459104] [2024-06-14 14:37:48,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875459104] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:37:48,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:37:48,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-06-14 14:37:48,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188870719] [2024-06-14 14:37:48,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:37:48,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-14 14:37:48,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:37:48,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-14 14:37:48,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-06-14 14:37:48,256 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:37:48,257 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 60 transitions, 322 flow. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2024-06-14 14:37:48,257 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:37:48,257 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:37:48,257 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:37:49,730 INFO L124 PetriNetUnfolderBase]: 1809/2873 cut-off events. [2024-06-14 14:37:49,731 INFO L125 PetriNetUnfolderBase]: For 11247/11247 co-relation queries the response was YES. [2024-06-14 14:37:49,735 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10154 conditions, 2873 events. 1809/2873 cut-off events. For 11247/11247 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 14811 event pairs, 742 based on Foata normal form. 2/2874 useless extension candidates. Maximal degree in co-relation 10130. Up to 2654 conditions per place. [2024-06-14 14:37:49,742 INFO L140 encePairwiseOnDemand]: 35/44 looper letters, 57 selfloop transitions, 11 changer transitions 0/75 dead transitions. [2024-06-14 14:37:49,743 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 75 transitions, 496 flow [2024-06-14 14:37:49,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-06-14 14:37:49,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-06-14 14:37:49,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 120 transitions. [2024-06-14 14:37:49,744 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45454545454545453 [2024-06-14 14:37:49,744 INFO L175 Difference]: Start difference. First operand has 62 places, 60 transitions, 322 flow. Second operand 6 states and 120 transitions. [2024-06-14 14:37:49,744 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 75 transitions, 496 flow [2024-06-14 14:37:49,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 75 transitions, 456 flow, removed 15 selfloop flow, removed 3 redundant places. [2024-06-14 14:37:49,750 INFO L231 Difference]: Finished difference. Result has 65 places, 60 transitions, 312 flow [2024-06-14 14:37:49,750 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=282, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=312, PETRI_PLACES=65, PETRI_TRANSITIONS=60} [2024-06-14 14:37:49,751 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 20 predicate places. [2024-06-14 14:37:49,751 INFO L495 AbstractCegarLoop]: Abstraction has has 65 places, 60 transitions, 312 flow [2024-06-14 14:37:49,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2024-06-14 14:37:49,751 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:37:49,751 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:37:49,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-06-14 14:37:49,752 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:37:49,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:37:49,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1981015124, now seen corresponding path program 1 times [2024-06-14 14:37:49,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:37:49,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490040479] [2024-06-14 14:37:49,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:37:49,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:37:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:38:06,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:38:06,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:38:06,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490040479] [2024-06-14 14:38:06,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490040479] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:38:06,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:38:06,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-14 14:38:06,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151194029] [2024-06-14 14:38:06,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:38:06,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-06-14 14:38:06,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:38:06,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-06-14 14:38:06,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-06-14 14:38:07,079 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:38:07,080 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 60 transitions, 312 flow. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2024-06-14 14:38:07,080 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:38:07,080 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:38:07,080 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:38:08,722 INFO L124 PetriNetUnfolderBase]: 1914/2960 cut-off events. [2024-06-14 14:38:08,722 INFO L125 PetriNetUnfolderBase]: For 12932/12932 co-relation queries the response was YES. [2024-06-14 14:38:08,727 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10593 conditions, 2960 events. 1914/2960 cut-off events. For 12932/12932 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 14710 event pairs, 771 based on Foata normal form. 4/2963 useless extension candidates. Maximal degree in co-relation 10567. Up to 2796 conditions per place. [2024-06-14 14:38:08,757 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 64 selfloop transitions, 14 changer transitions 0/83 dead transitions. [2024-06-14 14:38:08,757 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 83 transitions, 544 flow [2024-06-14 14:38:08,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-14 14:38:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-14 14:38:08,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 133 transitions. [2024-06-14 14:38:08,772 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4318181818181818 [2024-06-14 14:38:08,772 INFO L175 Difference]: Start difference. First operand has 65 places, 60 transitions, 312 flow. Second operand 7 states and 133 transitions. [2024-06-14 14:38:08,772 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 83 transitions, 544 flow [2024-06-14 14:38:08,778 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 83 transitions, 510 flow, removed 2 selfloop flow, removed 6 redundant places. [2024-06-14 14:38:08,779 INFO L231 Difference]: Finished difference. Result has 66 places, 63 transitions, 346 flow [2024-06-14 14:38:08,779 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=278, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=346, PETRI_PLACES=66, PETRI_TRANSITIONS=63} [2024-06-14 14:38:08,780 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 21 predicate places. [2024-06-14 14:38:08,780 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 63 transitions, 346 flow [2024-06-14 14:38:08,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2024-06-14 14:38:08,780 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:38:08,780 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:38:08,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-06-14 14:38:08,781 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:38:08,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:38:08,781 INFO L85 PathProgramCache]: Analyzing trace with hash 2142135714, now seen corresponding path program 1 times [2024-06-14 14:38:08,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:38:08,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193035449] [2024-06-14 14:38:08,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:38:08,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:38:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:38:22,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:38:22,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:38:22,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193035449] [2024-06-14 14:38:22,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193035449] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:38:22,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:38:22,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-14 14:38:22,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687626301] [2024-06-14 14:38:22,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:38:22,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-06-14 14:38:22,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:38:22,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-06-14 14:38:22,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-06-14 14:38:22,883 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:38:22,884 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 63 transitions, 346 flow. Second operand has 8 states, 8 states have (on average 12.5) internal successors, (100), 8 states have internal predecessors, (100), 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) [2024-06-14 14:38:22,884 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:38:22,884 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:38:22,884 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:38:24,415 INFO L124 PetriNetUnfolderBase]: 1810/2860 cut-off events. [2024-06-14 14:38:24,416 INFO L125 PetriNetUnfolderBase]: For 15856/15856 co-relation queries the response was YES. [2024-06-14 14:38:24,419 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10887 conditions, 2860 events. 1810/2860 cut-off events. For 15856/15856 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 14693 event pairs, 703 based on Foata normal form. 2/2861 useless extension candidates. Maximal degree in co-relation 10861. Up to 2635 conditions per place. [2024-06-14 14:38:24,427 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 70 selfloop transitions, 14 changer transitions 0/91 dead transitions. [2024-06-14 14:38:24,427 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 91 transitions, 606 flow [2024-06-14 14:38:24,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-14 14:38:24,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-14 14:38:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 144 transitions. [2024-06-14 14:38:24,428 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4675324675324675 [2024-06-14 14:38:24,428 INFO L175 Difference]: Start difference. First operand has 66 places, 63 transitions, 346 flow. Second operand 7 states and 144 transitions. [2024-06-14 14:38:24,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 91 transitions, 606 flow [2024-06-14 14:38:24,433 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 91 transitions, 562 flow, removed 10 selfloop flow, removed 5 redundant places. [2024-06-14 14:38:24,434 INFO L231 Difference]: Finished difference. Result has 68 places, 66 transitions, 372 flow [2024-06-14 14:38:24,435 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=302, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=372, PETRI_PLACES=68, PETRI_TRANSITIONS=66} [2024-06-14 14:38:24,435 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 23 predicate places. [2024-06-14 14:38:24,435 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 66 transitions, 372 flow [2024-06-14 14:38:24,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.5) internal successors, (100), 8 states have internal predecessors, (100), 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) [2024-06-14 14:38:24,436 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:38:24,436 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:38:24,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-06-14 14:38:24,436 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:38:24,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:38:24,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1459302832, now seen corresponding path program 1 times [2024-06-14 14:38:24,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:38:24,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284239676] [2024-06-14 14:38:24,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:38:24,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:38:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:38:38,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:38:38,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:38:38,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284239676] [2024-06-14 14:38:38,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284239676] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:38:38,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:38:38,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-14 14:38:38,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518445729] [2024-06-14 14:38:38,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:38:38,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-06-14 14:38:38,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:38:38,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-06-14 14:38:38,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-06-14 14:38:38,481 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:38:38,481 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 66 transitions, 372 flow. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2024-06-14 14:38:38,481 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:38:38,481 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:38:38,481 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:38:40,015 INFO L124 PetriNetUnfolderBase]: 1936/2990 cut-off events. [2024-06-14 14:38:40,015 INFO L125 PetriNetUnfolderBase]: For 19160/19160 co-relation queries the response was YES. [2024-06-14 14:38:40,020 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11924 conditions, 2990 events. 1936/2990 cut-off events. For 19160/19160 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 14815 event pairs, 750 based on Foata normal form. 2/2991 useless extension candidates. Maximal degree in co-relation 11897. Up to 2788 conditions per place. [2024-06-14 14:38:40,028 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 71 selfloop transitions, 24 changer transitions 0/100 dead transitions. [2024-06-14 14:38:40,028 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 100 transitions, 728 flow [2024-06-14 14:38:40,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:38:40,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:38:40,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 157 transitions. [2024-06-14 14:38:40,029 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4460227272727273 [2024-06-14 14:38:40,029 INFO L175 Difference]: Start difference. First operand has 68 places, 66 transitions, 372 flow. Second operand 8 states and 157 transitions. [2024-06-14 14:38:40,029 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 100 transitions, 728 flow [2024-06-14 14:38:40,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 100 transitions, 682 flow, removed 11 selfloop flow, removed 5 redundant places. [2024-06-14 14:38:40,036 INFO L231 Difference]: Finished difference. Result has 71 places, 72 transitions, 444 flow [2024-06-14 14:38:40,037 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=444, PETRI_PLACES=71, PETRI_TRANSITIONS=72} [2024-06-14 14:38:40,037 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 26 predicate places. [2024-06-14 14:38:40,037 INFO L495 AbstractCegarLoop]: Abstraction has has 71 places, 72 transitions, 444 flow [2024-06-14 14:38:40,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2024-06-14 14:38:40,038 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:38:40,038 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:38:40,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-06-14 14:38:40,038 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:38:40,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:38:40,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1465140576, now seen corresponding path program 2 times [2024-06-14 14:38:40,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:38:40,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474549323] [2024-06-14 14:38:40,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:38:40,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:38:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:38:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:38:54,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:38:54,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474549323] [2024-06-14 14:38:54,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474549323] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:38:54,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:38:54,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-14 14:38:54,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946069896] [2024-06-14 14:38:54,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:38:54,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-06-14 14:38:54,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:38:54,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-06-14 14:38:54,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-06-14 14:38:54,193 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:38:54,193 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 72 transitions, 444 flow. Second operand has 8 states, 8 states have (on average 12.5) internal successors, (100), 8 states have internal predecessors, (100), 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) [2024-06-14 14:38:54,193 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:38:54,193 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:38:54,193 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:38:55,776 INFO L124 PetriNetUnfolderBase]: 1838/2927 cut-off events. [2024-06-14 14:38:55,776 INFO L125 PetriNetUnfolderBase]: For 22562/22562 co-relation queries the response was YES. [2024-06-14 14:38:55,781 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12223 conditions, 2927 events. 1838/2927 cut-off events. For 22562/22562 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 15172 event pairs, 697 based on Foata normal form. 2/2928 useless extension candidates. Maximal degree in co-relation 12195. Up to 2620 conditions per place. [2024-06-14 14:38:55,789 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 70 selfloop transitions, 27 changer transitions 0/106 dead transitions. [2024-06-14 14:38:55,789 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 106 transitions, 824 flow [2024-06-14 14:38:55,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:38:55,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:38:55,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 164 transitions. [2024-06-14 14:38:55,791 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4659090909090909 [2024-06-14 14:38:55,791 INFO L175 Difference]: Start difference. First operand has 71 places, 72 transitions, 444 flow. Second operand 8 states and 164 transitions. [2024-06-14 14:38:55,791 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 106 transitions, 824 flow [2024-06-14 14:38:55,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 106 transitions, 786 flow, removed 11 selfloop flow, removed 4 redundant places. [2024-06-14 14:38:55,800 INFO L231 Difference]: Finished difference. Result has 75 places, 78 transitions, 546 flow [2024-06-14 14:38:55,800 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=546, PETRI_PLACES=75, PETRI_TRANSITIONS=78} [2024-06-14 14:38:55,800 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 30 predicate places. [2024-06-14 14:38:55,800 INFO L495 AbstractCegarLoop]: Abstraction has has 75 places, 78 transitions, 546 flow [2024-06-14 14:38:55,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.5) internal successors, (100), 8 states have internal predecessors, (100), 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) [2024-06-14 14:38:55,801 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:38:55,801 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:38:55,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-06-14 14:38:55,801 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:38:55,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:38:55,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1281934162, now seen corresponding path program 2 times [2024-06-14 14:38:55,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:38:55,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626521744] [2024-06-14 14:38:55,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:38:55,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:38:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:39:08,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:39:08,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:39:08,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626521744] [2024-06-14 14:39:08,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626521744] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:39:08,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:39:08,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-14 14:39:08,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797194747] [2024-06-14 14:39:08,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:39:08,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-06-14 14:39:08,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:39:08,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-06-14 14:39:08,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-06-14 14:39:08,796 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:39:08,797 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 78 transitions, 546 flow. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2024-06-14 14:39:08,797 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:39:08,797 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:39:08,797 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:39:10,312 INFO L124 PetriNetUnfolderBase]: 1958/3052 cut-off events. [2024-06-14 14:39:10,313 INFO L125 PetriNetUnfolderBase]: For 27116/27116 co-relation queries the response was YES. [2024-06-14 14:39:10,317 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13442 conditions, 3052 events. 1958/3052 cut-off events. For 27116/27116 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 15327 event pairs, 750 based on Foata normal form. 2/3053 useless extension candidates. Maximal degree in co-relation 13412. Up to 2869 conditions per place. [2024-06-14 14:39:10,324 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 81 selfloop transitions, 14 changer transitions 0/100 dead transitions. [2024-06-14 14:39:10,324 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 100 transitions, 818 flow [2024-06-14 14:39:10,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-14 14:39:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-14 14:39:10,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 132 transitions. [2024-06-14 14:39:10,326 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42857142857142855 [2024-06-14 14:39:10,326 INFO L175 Difference]: Start difference. First operand has 75 places, 78 transitions, 546 flow. Second operand 7 states and 132 transitions. [2024-06-14 14:39:10,326 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 100 transitions, 818 flow [2024-06-14 14:39:10,338 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 100 transitions, 770 flow, removed 15 selfloop flow, removed 4 redundant places. [2024-06-14 14:39:10,339 INFO L231 Difference]: Finished difference. Result has 78 places, 81 transitions, 574 flow [2024-06-14 14:39:10,339 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=498, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=574, PETRI_PLACES=78, PETRI_TRANSITIONS=81} [2024-06-14 14:39:10,340 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 33 predicate places. [2024-06-14 14:39:10,340 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 81 transitions, 574 flow [2024-06-14 14:39:10,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2024-06-14 14:39:10,340 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:39:10,340 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:39:10,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-06-14 14:39:10,341 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:39:10,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:39:10,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1282171312, now seen corresponding path program 3 times [2024-06-14 14:39:10,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:39:10,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887133844] [2024-06-14 14:39:10,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:39:10,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:39:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:39:24,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:39:24,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:39:24,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887133844] [2024-06-14 14:39:24,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887133844] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:39:24,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:39:24,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-14 14:39:24,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849423957] [2024-06-14 14:39:24,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:39:24,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-06-14 14:39:24,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:39:24,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-06-14 14:39:24,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-06-14 14:39:24,516 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:39:24,516 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 81 transitions, 574 flow. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2024-06-14 14:39:24,517 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:39:24,517 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:39:24,517 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:39:26,109 INFO L124 PetriNetUnfolderBase]: 1953/3045 cut-off events. [2024-06-14 14:39:26,110 INFO L125 PetriNetUnfolderBase]: For 30171/30171 co-relation queries the response was YES. [2024-06-14 14:39:26,115 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13673 conditions, 3045 events. 1953/3045 cut-off events. For 30171/30171 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 15269 event pairs, 750 based on Foata normal form. 2/3046 useless extension candidates. Maximal degree in co-relation 13641. Up to 2844 conditions per place. [2024-06-14 14:39:26,123 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 76 selfloop transitions, 19 changer transitions 0/100 dead transitions. [2024-06-14 14:39:26,123 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 100 transitions, 812 flow [2024-06-14 14:39:26,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-14 14:39:26,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-14 14:39:26,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 134 transitions. [2024-06-14 14:39:26,125 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43506493506493504 [2024-06-14 14:39:26,125 INFO L175 Difference]: Start difference. First operand has 78 places, 81 transitions, 574 flow. Second operand 7 states and 134 transitions. [2024-06-14 14:39:26,125 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 100 transitions, 812 flow [2024-06-14 14:39:26,139 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 100 transitions, 750 flow, removed 19 selfloop flow, removed 5 redundant places. [2024-06-14 14:39:26,141 INFO L231 Difference]: Finished difference. Result has 80 places, 81 transitions, 558 flow [2024-06-14 14:39:26,141 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=512, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=558, PETRI_PLACES=80, PETRI_TRANSITIONS=81} [2024-06-14 14:39:26,141 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 35 predicate places. [2024-06-14 14:39:26,141 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 81 transitions, 558 flow [2024-06-14 14:39:26,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2024-06-14 14:39:26,142 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:39:26,142 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:39:26,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-06-14 14:39:26,142 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:39:26,142 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:39:26,143 INFO L85 PathProgramCache]: Analyzing trace with hash -1282171498, now seen corresponding path program 3 times [2024-06-14 14:39:26,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:39:26,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404634260] [2024-06-14 14:39:26,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:39:26,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:39:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:39:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:39:39,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:39:39,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404634260] [2024-06-14 14:39:39,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404634260] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:39:39,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:39:39,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-14 14:39:39,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505501243] [2024-06-14 14:39:39,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:39:39,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-06-14 14:39:39,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:39:39,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-06-14 14:39:39,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-06-14 14:39:39,704 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:39:39,704 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 81 transitions, 558 flow. Second operand has 8 states, 8 states have (on average 12.5) internal successors, (100), 8 states have internal predecessors, (100), 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) [2024-06-14 14:39:39,705 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:39:39,705 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:39:39,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:39:41,197 INFO L124 PetriNetUnfolderBase]: 1839/2929 cut-off events. [2024-06-14 14:39:41,198 INFO L125 PetriNetUnfolderBase]: For 33348/33348 co-relation queries the response was YES. [2024-06-14 14:39:41,203 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13408 conditions, 2929 events. 1839/2929 cut-off events. For 33348/33348 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 15150 event pairs, 697 based on Foata normal form. 2/2930 useless extension candidates. Maximal degree in co-relation 13375. Up to 2678 conditions per place. [2024-06-14 14:39:41,211 INFO L140 encePairwiseOnDemand]: 34/44 looper letters, 76 selfloop transitions, 14 changer transitions 0/100 dead transitions. [2024-06-14 14:39:41,211 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 100 transitions, 786 flow [2024-06-14 14:39:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-14 14:39:41,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-14 14:39:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 138 transitions. [2024-06-14 14:39:41,213 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44805194805194803 [2024-06-14 14:39:41,214 INFO L175 Difference]: Start difference. First operand has 80 places, 81 transitions, 558 flow. Second operand 7 states and 138 transitions. [2024-06-14 14:39:41,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 100 transitions, 786 flow [2024-06-14 14:39:41,228 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 100 transitions, 706 flow, removed 16 selfloop flow, removed 6 redundant places. [2024-06-14 14:39:41,229 INFO L231 Difference]: Finished difference. Result has 81 places, 81 transitions, 514 flow [2024-06-14 14:39:41,230 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=478, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=514, PETRI_PLACES=81, PETRI_TRANSITIONS=81} [2024-06-14 14:39:41,231 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 36 predicate places. [2024-06-14 14:39:41,231 INFO L495 AbstractCegarLoop]: Abstraction has has 81 places, 81 transitions, 514 flow [2024-06-14 14:39:41,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.5) internal successors, (100), 8 states have internal predecessors, (100), 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) [2024-06-14 14:39:41,233 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:39:41,233 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:39:41,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-06-14 14:39:41,233 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:39:41,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:39:41,234 INFO L85 PathProgramCache]: Analyzing trace with hash 2140945307, now seen corresponding path program 1 times [2024-06-14 14:39:41,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:39:41,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686786000] [2024-06-14 14:39:41,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:39:41,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:39:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:39:59,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:39:59,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:39:59,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686786000] [2024-06-14 14:39:59,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686786000] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:39:59,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:39:59,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-06-14 14:39:59,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657761740] [2024-06-14 14:39:59,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:39:59,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-06-14 14:39:59,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:39:59,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-06-14 14:39:59,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-06-14 14:39:59,995 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:39:59,995 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 81 transitions, 514 flow. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2024-06-14 14:39:59,995 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:39:59,995 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:39:59,995 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:40:01,940 INFO L124 PetriNetUnfolderBase]: 2285/3505 cut-off events. [2024-06-14 14:40:01,940 INFO L125 PetriNetUnfolderBase]: For 48129/48129 co-relation queries the response was YES. [2024-06-14 14:40:01,947 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16606 conditions, 3505 events. 2285/3505 cut-off events. For 48129/48129 co-relation queries the response was YES. Maximal size of possible extension queue 145. Compared 17448 event pairs, 997 based on Foata normal form. 1/3505 useless extension candidates. Maximal degree in co-relation 16572. Up to 3360 conditions per place. [2024-06-14 14:40:01,957 INFO L140 encePairwiseOnDemand]: 37/44 looper letters, 69 selfloop transitions, 8 changer transitions 0/92 dead transitions. [2024-06-14 14:40:01,957 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 92 transitions, 710 flow [2024-06-14 14:40:01,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-06-14 14:40:01,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-06-14 14:40:01,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 94 transitions. [2024-06-14 14:40:01,958 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42727272727272725 [2024-06-14 14:40:01,958 INFO L175 Difference]: Start difference. First operand has 81 places, 81 transitions, 514 flow. Second operand 5 states and 94 transitions. [2024-06-14 14:40:01,958 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 92 transitions, 710 flow [2024-06-14 14:40:01,975 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 92 transitions, 664 flow, removed 5 selfloop flow, removed 6 redundant places. [2024-06-14 14:40:01,976 INFO L231 Difference]: Finished difference. Result has 80 places, 84 transitions, 518 flow [2024-06-14 14:40:01,976 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=468, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=518, PETRI_PLACES=80, PETRI_TRANSITIONS=84} [2024-06-14 14:40:01,977 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 35 predicate places. [2024-06-14 14:40:01,977 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 84 transitions, 518 flow [2024-06-14 14:40:01,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2024-06-14 14:40:01,977 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:40:01,977 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:40:01,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-06-14 14:40:01,978 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:40:01,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:40:01,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1821474369, now seen corresponding path program 1 times [2024-06-14 14:40:01,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:40:01,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971888616] [2024-06-14 14:40:01,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:40:01,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:40:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:40:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:40:15,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:40:15,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971888616] [2024-06-14 14:40:15,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971888616] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:40:15,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:40:15,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:40:15,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873306237] [2024-06-14 14:40:15,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:40:15,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:40:15,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:40:15,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:40:15,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:40:16,241 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:40:16,241 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 84 transitions, 518 flow. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-06-14 14:40:16,241 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:40:16,241 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:40:16,242 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:40:18,007 INFO L124 PetriNetUnfolderBase]: 1960/3074 cut-off events. [2024-06-14 14:40:18,007 INFO L125 PetriNetUnfolderBase]: For 47872/47872 co-relation queries the response was YES. [2024-06-14 14:40:18,013 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15429 conditions, 3074 events. 1960/3074 cut-off events. For 47872/47872 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 15798 event pairs, 722 based on Foata normal form. 2/3075 useless extension candidates. Maximal degree in co-relation 15394. Up to 2762 conditions per place. [2024-06-14 14:40:18,022 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 94 selfloop transitions, 23 changer transitions 0/128 dead transitions. [2024-06-14 14:40:18,022 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 128 transitions, 986 flow [2024-06-14 14:40:18,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:40:18,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:40:18,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 186 transitions. [2024-06-14 14:40:18,025 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4696969696969697 [2024-06-14 14:40:18,026 INFO L175 Difference]: Start difference. First operand has 80 places, 84 transitions, 518 flow. Second operand 9 states and 186 transitions. [2024-06-14 14:40:18,026 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 128 transitions, 986 flow [2024-06-14 14:40:18,041 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 128 transitions, 958 flow, removed 8 selfloop flow, removed 3 redundant places. [2024-06-14 14:40:18,042 INFO L231 Difference]: Finished difference. Result has 86 places, 90 transitions, 626 flow [2024-06-14 14:40:18,042 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=626, PETRI_PLACES=86, PETRI_TRANSITIONS=90} [2024-06-14 14:40:18,043 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 41 predicate places. [2024-06-14 14:40:18,043 INFO L495 AbstractCegarLoop]: Abstraction has has 86 places, 90 transitions, 626 flow [2024-06-14 14:40:18,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-06-14 14:40:18,043 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:40:18,043 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:40:18,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-06-14 14:40:18,044 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:40:18,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:40:18,044 INFO L85 PathProgramCache]: Analyzing trace with hash 2002529032, now seen corresponding path program 1 times [2024-06-14 14:40:18,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:40:18,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063180956] [2024-06-14 14:40:18,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:40:18,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:40:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:40:33,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:40:33,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:40:33,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063180956] [2024-06-14 14:40:33,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063180956] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:40:33,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:40:33,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:40:33,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092469350] [2024-06-14 14:40:33,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:40:33,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:40:33,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:40:33,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:40:33,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:40:33,954 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:40:33,955 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 90 transitions, 626 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:40:33,955 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:40:33,955 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:40:33,955 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:40:35,722 INFO L124 PetriNetUnfolderBase]: 2082/3201 cut-off events. [2024-06-14 14:40:35,723 INFO L125 PetriNetUnfolderBase]: For 54405/54405 co-relation queries the response was YES. [2024-06-14 14:40:35,729 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16722 conditions, 3201 events. 2082/3201 cut-off events. For 54405/54405 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 15977 event pairs, 757 based on Foata normal form. 2/3202 useless extension candidates. Maximal degree in co-relation 16686. Up to 2985 conditions per place. [2024-06-14 14:40:35,738 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 99 selfloop transitions, 17 changer transitions 0/122 dead transitions. [2024-06-14 14:40:35,739 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 122 transitions, 972 flow [2024-06-14 14:40:35,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:40:35,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:40:35,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 155 transitions. [2024-06-14 14:40:35,741 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4403409090909091 [2024-06-14 14:40:35,741 INFO L175 Difference]: Start difference. First operand has 86 places, 90 transitions, 626 flow. Second operand 8 states and 155 transitions. [2024-06-14 14:40:35,741 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 122 transitions, 972 flow [2024-06-14 14:40:35,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 122 transitions, 912 flow, removed 21 selfloop flow, removed 5 redundant places. [2024-06-14 14:40:35,772 INFO L231 Difference]: Finished difference. Result has 89 places, 93 transitions, 654 flow [2024-06-14 14:40:35,772 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=566, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=654, PETRI_PLACES=89, PETRI_TRANSITIONS=93} [2024-06-14 14:40:35,772 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 44 predicate places. [2024-06-14 14:40:35,773 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 93 transitions, 654 flow [2024-06-14 14:40:35,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:40:35,773 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:40:35,773 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:40:35,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-06-14 14:40:35,773 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:40:35,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:40:35,774 INFO L85 PathProgramCache]: Analyzing trace with hash 259192715, now seen corresponding path program 2 times [2024-06-14 14:40:35,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:40:35,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783616183] [2024-06-14 14:40:35,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:40:35,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:40:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:40:51,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:40:51,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:40:51,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783616183] [2024-06-14 14:40:51,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783616183] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:40:51,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:40:51,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:40:51,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637163158] [2024-06-14 14:40:51,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:40:51,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:40:51,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:40:51,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:40:51,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:40:51,660 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:40:51,660 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 93 transitions, 654 flow. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-06-14 14:40:51,660 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:40:51,660 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:40:51,660 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:40:53,665 INFO L124 PetriNetUnfolderBase]: 1974/3091 cut-off events. [2024-06-14 14:40:53,665 INFO L125 PetriNetUnfolderBase]: For 60385/60385 co-relation queries the response was YES. [2024-06-14 14:40:53,671 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16796 conditions, 3091 events. 1974/3091 cut-off events. For 60385/60385 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 15892 event pairs, 716 based on Foata normal form. 2/3092 useless extension candidates. Maximal degree in co-relation 16758. Up to 2798 conditions per place. [2024-06-14 14:40:53,681 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 93 selfloop transitions, 17 changer transitions 0/122 dead transitions. [2024-06-14 14:40:53,681 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 122 transitions, 948 flow [2024-06-14 14:40:53,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:40:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:40:53,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 162 transitions. [2024-06-14 14:40:53,702 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4602272727272727 [2024-06-14 14:40:53,702 INFO L175 Difference]: Start difference. First operand has 89 places, 93 transitions, 654 flow. Second operand 8 states and 162 transitions. [2024-06-14 14:40:53,702 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 122 transitions, 948 flow [2024-06-14 14:40:53,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 122 transitions, 866 flow, removed 26 selfloop flow, removed 6 redundant places. [2024-06-14 14:40:53,737 INFO L231 Difference]: Finished difference. Result has 91 places, 93 transitions, 614 flow [2024-06-14 14:40:53,737 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=572, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=614, PETRI_PLACES=91, PETRI_TRANSITIONS=93} [2024-06-14 14:40:53,738 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 46 predicate places. [2024-06-14 14:40:53,738 INFO L495 AbstractCegarLoop]: Abstraction has has 91 places, 93 transitions, 614 flow [2024-06-14 14:40:53,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-06-14 14:40:53,738 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:40:53,738 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:40:53,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-06-14 14:40:53,739 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:40:53,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:40:53,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1825289384, now seen corresponding path program 2 times [2024-06-14 14:40:53,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:40:53,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688443225] [2024-06-14 14:40:53,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:40:53,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:40:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:41:08,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:41:08,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:41:08,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688443225] [2024-06-14 14:41:08,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688443225] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:41:08,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:41:08,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:41:08,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143289735] [2024-06-14 14:41:08,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:41:08,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:41:08,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:41:08,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:41:08,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:41:08,825 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:41:08,825 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 93 transitions, 614 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:41:08,825 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:41:08,826 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:41:08,826 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:41:10,569 INFO L124 PetriNetUnfolderBase]: 2104/3233 cut-off events. [2024-06-14 14:41:10,570 INFO L125 PetriNetUnfolderBase]: For 66861/66861 co-relation queries the response was YES. [2024-06-14 14:41:10,576 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17830 conditions, 3233 events. 2104/3233 cut-off events. For 66861/66861 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 16184 event pairs, 757 based on Foata normal form. 2/3234 useless extension candidates. Maximal degree in co-relation 17791. Up to 2895 conditions per place. [2024-06-14 14:41:10,585 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 85 selfloop transitions, 45 changer transitions 0/136 dead transitions. [2024-06-14 14:41:10,585 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 136 transitions, 1244 flow [2024-06-14 14:41:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:41:10,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:41:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 179 transitions. [2024-06-14 14:41:10,588 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45202020202020204 [2024-06-14 14:41:10,588 INFO L175 Difference]: Start difference. First operand has 91 places, 93 transitions, 614 flow. Second operand 9 states and 179 transitions. [2024-06-14 14:41:10,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 136 transitions, 1244 flow [2024-06-14 14:41:10,618 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 136 transitions, 1202 flow, removed 2 selfloop flow, removed 7 redundant places. [2024-06-14 14:41:10,620 INFO L231 Difference]: Finished difference. Result has 93 places, 102 transitions, 814 flow [2024-06-14 14:41:10,620 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=572, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=814, PETRI_PLACES=93, PETRI_TRANSITIONS=102} [2024-06-14 14:41:10,621 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 48 predicate places. [2024-06-14 14:41:10,621 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 102 transitions, 814 flow [2024-06-14 14:41:10,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:41:10,621 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:41:10,621 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:41:10,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-06-14 14:41:10,622 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:41:10,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:41:10,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1825289601, now seen corresponding path program 1 times [2024-06-14 14:41:10,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:41:10,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821815868] [2024-06-14 14:41:10,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:41:10,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:41:10,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:41:26,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:41:26,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:41:26,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821815868] [2024-06-14 14:41:26,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821815868] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:41:26,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:41:26,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:41:26,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524564369] [2024-06-14 14:41:26,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:41:26,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:41:26,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:41:26,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:41:26,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:41:26,352 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:41:26,352 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 102 transitions, 814 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:41:26,352 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:41:26,352 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:41:26,352 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:41:28,098 INFO L124 PetriNetUnfolderBase]: 2146/3297 cut-off events. [2024-06-14 14:41:28,098 INFO L125 PetriNetUnfolderBase]: For 75900/75900 co-relation queries the response was YES. [2024-06-14 14:41:28,105 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18901 conditions, 3297 events. 2146/3297 cut-off events. For 75900/75900 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 16494 event pairs, 707 based on Foata normal form. 4/3300 useless extension candidates. Maximal degree in co-relation 18861. Up to 2985 conditions per place. [2024-06-14 14:41:28,115 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 106 selfloop transitions, 33 changer transitions 0/145 dead transitions. [2024-06-14 14:41:28,116 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 145 transitions, 1344 flow [2024-06-14 14:41:28,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:41:28,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:41:28,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 178 transitions. [2024-06-14 14:41:28,119 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4494949494949495 [2024-06-14 14:41:28,119 INFO L175 Difference]: Start difference. First operand has 93 places, 102 transitions, 814 flow. Second operand 9 states and 178 transitions. [2024-06-14 14:41:28,119 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 145 transitions, 1344 flow [2024-06-14 14:41:28,152 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 145 transitions, 1274 flow, removed 24 selfloop flow, removed 4 redundant places. [2024-06-14 14:41:28,154 INFO L231 Difference]: Finished difference. Result has 99 places, 111 transitions, 928 flow [2024-06-14 14:41:28,154 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=744, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=928, PETRI_PLACES=99, PETRI_TRANSITIONS=111} [2024-06-14 14:41:28,155 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 54 predicate places. [2024-06-14 14:41:28,155 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 111 transitions, 928 flow [2024-06-14 14:41:28,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:41:28,155 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:41:28,155 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:41:28,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-06-14 14:41:28,156 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:41:28,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:41:28,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1981843093, now seen corresponding path program 3 times [2024-06-14 14:41:28,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:41:28,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122951421] [2024-06-14 14:41:28,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:41:28,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:41:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:41:45,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:41:45,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:41:45,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122951421] [2024-06-14 14:41:45,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122951421] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:41:45,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:41:45,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:41:45,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475709224] [2024-06-14 14:41:45,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:41:45,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:41:45,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:41:45,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:41:45,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:41:45,384 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:41:45,384 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 111 transitions, 928 flow. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-06-14 14:41:45,384 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:41:45,384 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:41:45,384 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:41:47,155 INFO L124 PetriNetUnfolderBase]: 2050/3206 cut-off events. [2024-06-14 14:41:47,156 INFO L125 PetriNetUnfolderBase]: For 83011/83011 co-relation queries the response was YES. [2024-06-14 14:41:47,163 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19291 conditions, 3206 events. 2050/3206 cut-off events. For 83011/83011 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 16460 event pairs, 682 based on Foata normal form. 2/3207 useless extension candidates. Maximal degree in co-relation 19248. Up to 2851 conditions per place. [2024-06-14 14:41:47,173 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 99 selfloop transitions, 30 changer transitions 0/144 dead transitions. [2024-06-14 14:41:47,173 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 144 transitions, 1312 flow [2024-06-14 14:41:47,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:41:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:41:47,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 180 transitions. [2024-06-14 14:41:47,176 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45454545454545453 [2024-06-14 14:41:47,176 INFO L175 Difference]: Start difference. First operand has 99 places, 111 transitions, 928 flow. Second operand 9 states and 180 transitions. [2024-06-14 14:41:47,177 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 144 transitions, 1312 flow [2024-06-14 14:41:47,208 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 144 transitions, 1264 flow, removed 17 selfloop flow, removed 4 redundant places. [2024-06-14 14:41:47,209 INFO L231 Difference]: Finished difference. Result has 104 places, 114 transitions, 1004 flow [2024-06-14 14:41:47,210 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=880, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1004, PETRI_PLACES=104, PETRI_TRANSITIONS=114} [2024-06-14 14:41:47,210 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 59 predicate places. [2024-06-14 14:41:47,210 INFO L495 AbstractCegarLoop]: Abstraction has has 104 places, 114 transitions, 1004 flow [2024-06-14 14:41:47,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-06-14 14:41:47,210 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:41:47,211 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:41:47,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-06-14 14:41:47,211 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:41:47,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:41:47,211 INFO L85 PathProgramCache]: Analyzing trace with hash 2006248102, now seen corresponding path program 3 times [2024-06-14 14:41:47,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:41:47,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437410002] [2024-06-14 14:41:47,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:41:47,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:41:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:42:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:42:01,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:42:01,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437410002] [2024-06-14 14:42:01,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437410002] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:42:01,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:42:01,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:42:01,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968659799] [2024-06-14 14:42:01,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:42:01,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:42:01,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:42:01,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:42:01,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:42:01,508 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:42:01,509 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 114 transitions, 1004 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:42:01,509 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:42:01,509 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:42:01,509 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:42:03,323 INFO L124 PetriNetUnfolderBase]: 2152/3306 cut-off events. [2024-06-14 14:42:03,323 INFO L125 PetriNetUnfolderBase]: For 90792/90792 co-relation queries the response was YES. [2024-06-14 14:42:03,332 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20507 conditions, 3306 events. 2152/3306 cut-off events. For 90792/90792 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 16542 event pairs, 723 based on Foata normal form. 2/3307 useless extension candidates. Maximal degree in co-relation 20462. Up to 2965 conditions per place. [2024-06-14 14:42:03,344 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 96 selfloop transitions, 44 changer transitions 0/146 dead transitions. [2024-06-14 14:42:03,344 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 146 transitions, 1450 flow [2024-06-14 14:42:03,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:42:03,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:42:03,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 178 transitions. [2024-06-14 14:42:03,347 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4494949494949495 [2024-06-14 14:42:03,348 INFO L175 Difference]: Start difference. First operand has 104 places, 114 transitions, 1004 flow. Second operand 9 states and 178 transitions. [2024-06-14 14:42:03,348 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 146 transitions, 1450 flow [2024-06-14 14:42:03,385 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 146 transitions, 1328 flow, removed 33 selfloop flow, removed 7 redundant places. [2024-06-14 14:42:03,387 INFO L231 Difference]: Finished difference. Result has 106 places, 114 transitions, 978 flow [2024-06-14 14:42:03,387 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=882, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=978, PETRI_PLACES=106, PETRI_TRANSITIONS=114} [2024-06-14 14:42:03,388 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 61 predicate places. [2024-06-14 14:42:03,388 INFO L495 AbstractCegarLoop]: Abstraction has has 106 places, 114 transitions, 978 flow [2024-06-14 14:42:03,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:42:03,388 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:42:03,388 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:42:03,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-06-14 14:42:03,388 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:42:03,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:42:03,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1092603573, now seen corresponding path program 2 times [2024-06-14 14:42:03,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:42:03,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740563136] [2024-06-14 14:42:03,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:42:03,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:42:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:42:17,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:42:17,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:42:17,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740563136] [2024-06-14 14:42:17,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740563136] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:42:17,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:42:17,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:42:17,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486641440] [2024-06-14 14:42:17,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:42:17,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:42:17,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:42:17,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:42:17,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:42:18,037 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:42:18,037 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 114 transitions, 978 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:42:18,037 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:42:18,037 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:42:18,037 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:42:19,881 INFO L124 PetriNetUnfolderBase]: 2174/3343 cut-off events. [2024-06-14 14:42:19,881 INFO L125 PetriNetUnfolderBase]: For 98420/98420 co-relation queries the response was YES. [2024-06-14 14:42:19,889 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20972 conditions, 3343 events. 2174/3343 cut-off events. For 98420/98420 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 16762 event pairs, 723 based on Foata normal form. 4/3346 useless extension candidates. Maximal degree in co-relation 20926. Up to 3064 conditions per place. [2024-06-14 14:42:19,900 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 112 selfloop transitions, 26 changer transitions 0/144 dead transitions. [2024-06-14 14:42:19,900 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 144 transitions, 1460 flow [2024-06-14 14:42:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:42:19,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:42:19,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 157 transitions. [2024-06-14 14:42:19,911 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4460227272727273 [2024-06-14 14:42:19,911 INFO L175 Difference]: Start difference. First operand has 106 places, 114 transitions, 978 flow. Second operand 8 states and 157 transitions. [2024-06-14 14:42:19,911 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 144 transitions, 1460 flow [2024-06-14 14:42:19,953 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 144 transitions, 1354 flow, removed 5 selfloop flow, removed 8 redundant places. [2024-06-14 14:42:19,955 INFO L231 Difference]: Finished difference. Result has 106 places, 117 transitions, 978 flow [2024-06-14 14:42:19,955 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=872, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=978, PETRI_PLACES=106, PETRI_TRANSITIONS=117} [2024-06-14 14:42:19,955 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 61 predicate places. [2024-06-14 14:42:19,956 INFO L495 AbstractCegarLoop]: Abstraction has has 106 places, 117 transitions, 978 flow [2024-06-14 14:42:19,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:42:19,956 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:42:19,956 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:42:19,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-06-14 14:42:19,956 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:42:19,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:42:19,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1085251923, now seen corresponding path program 3 times [2024-06-14 14:42:19,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:42:19,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441474632] [2024-06-14 14:42:19,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:42:19,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:42:20,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:42:33,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:42:33,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:42:33,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441474632] [2024-06-14 14:42:33,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441474632] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:42:33,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:42:33,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:42:33,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291282272] [2024-06-14 14:42:33,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:42:33,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:42:33,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:42:33,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:42:33,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:42:34,083 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:42:34,084 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 117 transitions, 978 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:42:34,084 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:42:34,084 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:42:34,085 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:42:35,845 INFO L124 PetriNetUnfolderBase]: 2196/3375 cut-off events. [2024-06-14 14:42:35,846 INFO L125 PetriNetUnfolderBase]: For 106191/106191 co-relation queries the response was YES. [2024-06-14 14:42:35,855 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21414 conditions, 3375 events. 2196/3375 cut-off events. For 106191/106191 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 16915 event pairs, 723 based on Foata normal form. 4/3378 useless extension candidates. Maximal degree in co-relation 21367. Up to 3119 conditions per place. [2024-06-14 14:42:35,869 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 119 selfloop transitions, 22 changer transitions 0/147 dead transitions. [2024-06-14 14:42:35,869 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 147 transitions, 1476 flow [2024-06-14 14:42:35,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:42:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:42:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 155 transitions. [2024-06-14 14:42:35,873 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4403409090909091 [2024-06-14 14:42:35,873 INFO L175 Difference]: Start difference. First operand has 106 places, 117 transitions, 978 flow. Second operand 8 states and 155 transitions. [2024-06-14 14:42:35,873 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 147 transitions, 1476 flow [2024-06-14 14:42:35,925 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 147 transitions, 1376 flow, removed 19 selfloop flow, removed 6 redundant places. [2024-06-14 14:42:35,927 INFO L231 Difference]: Finished difference. Result has 108 places, 120 transitions, 982 flow [2024-06-14 14:42:35,927 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=886, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=982, PETRI_PLACES=108, PETRI_TRANSITIONS=120} [2024-06-14 14:42:35,928 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 63 predicate places. [2024-06-14 14:42:35,928 INFO L495 AbstractCegarLoop]: Abstraction has has 108 places, 120 transitions, 982 flow [2024-06-14 14:42:35,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:42:35,929 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:42:35,929 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:42:35,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-06-14 14:42:35,929 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:42:35,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:42:35,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1085252140, now seen corresponding path program 4 times [2024-06-14 14:42:35,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:42:35,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191063393] [2024-06-14 14:42:35,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:42:35,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:42:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:42:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:42:49,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:42:49,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191063393] [2024-06-14 14:42:49,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191063393] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:42:49,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:42:49,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:42:49,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336042077] [2024-06-14 14:42:49,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:42:49,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:42:49,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:42:49,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:42:49,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:42:50,220 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:42:50,220 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 120 transitions, 982 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:42:50,221 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:42:50,221 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:42:50,221 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:42:52,142 INFO L124 PetriNetUnfolderBase]: 2207/3391 cut-off events. [2024-06-14 14:42:52,142 INFO L125 PetriNetUnfolderBase]: For 112628/112628 co-relation queries the response was YES. [2024-06-14 14:42:52,153 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21725 conditions, 3391 events. 2207/3391 cut-off events. For 112628/112628 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 17038 event pairs, 723 based on Foata normal form. 2/3392 useless extension candidates. Maximal degree in co-relation 21677. Up to 3177 conditions per place. [2024-06-14 14:42:52,169 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 123 selfloop transitions, 17 changer transitions 0/146 dead transitions. [2024-06-14 14:42:52,169 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 146 transitions, 1372 flow [2024-06-14 14:42:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:42:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:42:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 149 transitions. [2024-06-14 14:42:52,173 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42329545454545453 [2024-06-14 14:42:52,173 INFO L175 Difference]: Start difference. First operand has 108 places, 120 transitions, 982 flow. Second operand 8 states and 149 transitions. [2024-06-14 14:42:52,173 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 146 transitions, 1372 flow [2024-06-14 14:42:52,237 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 146 transitions, 1286 flow, removed 19 selfloop flow, removed 6 redundant places. [2024-06-14 14:42:52,239 INFO L231 Difference]: Finished difference. Result has 110 places, 123 transitions, 996 flow [2024-06-14 14:42:52,239 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=896, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=996, PETRI_PLACES=110, PETRI_TRANSITIONS=123} [2024-06-14 14:42:52,240 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 65 predicate places. [2024-06-14 14:42:52,240 INFO L495 AbstractCegarLoop]: Abstraction has has 110 places, 123 transitions, 996 flow [2024-06-14 14:42:52,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:42:52,240 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:42:52,240 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:42:52,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-06-14 14:42:52,241 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:42:52,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:42:52,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1092609525, now seen corresponding path program 4 times [2024-06-14 14:42:52,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:42:52,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403661185] [2024-06-14 14:42:52,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:42:52,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:42:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:43:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:43:08,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:43:08,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403661185] [2024-06-14 14:43:08,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403661185] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:43:08,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:43:08,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:43:08,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308289970] [2024-06-14 14:43:08,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:43:08,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:43:08,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:43:08,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:43:08,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:43:08,415 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:43:08,415 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 123 transitions, 996 flow. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-06-14 14:43:08,415 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:43:08,415 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:43:08,416 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:43:10,306 INFO L124 PetriNetUnfolderBase]: 2091/3273 cut-off events. [2024-06-14 14:43:10,307 INFO L125 PetriNetUnfolderBase]: For 118722/118722 co-relation queries the response was YES. [2024-06-14 14:43:10,314 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21202 conditions, 3273 events. 2091/3273 cut-off events. For 118722/118722 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 16837 event pairs, 682 based on Foata normal form. 2/3274 useless extension candidates. Maximal degree in co-relation 21153. Up to 2967 conditions per place. [2024-06-14 14:43:10,325 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 116 selfloop transitions, 17 changer transitions 0/149 dead transitions. [2024-06-14 14:43:10,325 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 149 transitions, 1376 flow [2024-06-14 14:43:10,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:43:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:43:10,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 156 transitions. [2024-06-14 14:43:10,328 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4431818181818182 [2024-06-14 14:43:10,328 INFO L175 Difference]: Start difference. First operand has 110 places, 123 transitions, 996 flow. Second operand 8 states and 156 transitions. [2024-06-14 14:43:10,328 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 149 transitions, 1376 flow [2024-06-14 14:43:10,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 149 transitions, 1306 flow, removed 20 selfloop flow, removed 6 redundant places. [2024-06-14 14:43:10,376 INFO L231 Difference]: Finished difference. Result has 112 places, 126 transitions, 1030 flow [2024-06-14 14:43:10,376 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=926, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1030, PETRI_PLACES=112, PETRI_TRANSITIONS=126} [2024-06-14 14:43:10,377 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 67 predicate places. [2024-06-14 14:43:10,377 INFO L495 AbstractCegarLoop]: Abstraction has has 112 places, 126 transitions, 1030 flow [2024-06-14 14:43:10,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 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) [2024-06-14 14:43:10,377 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:43:10,377 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:43:10,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-06-14 14:43:10,378 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:43:10,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:43:10,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1969179914, now seen corresponding path program 5 times [2024-06-14 14:43:10,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:43:10,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265239719] [2024-06-14 14:43:10,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:43:10,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:43:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:43:24,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:43:24,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:43:24,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265239719] [2024-06-14 14:43:24,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265239719] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:43:24,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:43:24,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:43:24,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309507590] [2024-06-14 14:43:24,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:43:24,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:43:24,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:43:24,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:43:24,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:43:24,715 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:43:24,715 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 126 transitions, 1030 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:43:24,715 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:43:24,715 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:43:24,715 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:43:26,570 INFO L124 PetriNetUnfolderBase]: 2213/3400 cut-off events. [2024-06-14 14:43:26,570 INFO L125 PetriNetUnfolderBase]: For 128641/128641 co-relation queries the response was YES. [2024-06-14 14:43:26,580 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22536 conditions, 3400 events. 2213/3400 cut-off events. For 128641/128641 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 17047 event pairs, 723 based on Foata normal form. 2/3401 useless extension candidates. Maximal degree in co-relation 22486. Up to 3139 conditions per place. [2024-06-14 14:43:26,593 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 119 selfloop transitions, 29 changer transitions 0/154 dead transitions. [2024-06-14 14:43:26,593 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 154 transitions, 1552 flow [2024-06-14 14:43:26,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:43:26,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:43:26,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 155 transitions. [2024-06-14 14:43:26,596 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4403409090909091 [2024-06-14 14:43:26,596 INFO L175 Difference]: Start difference. First operand has 112 places, 126 transitions, 1030 flow. Second operand 8 states and 155 transitions. [2024-06-14 14:43:26,597 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 154 transitions, 1552 flow [2024-06-14 14:43:26,685 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 154 transitions, 1472 flow, removed 25 selfloop flow, removed 6 redundant places. [2024-06-14 14:43:26,687 INFO L231 Difference]: Finished difference. Result has 114 places, 129 transitions, 1074 flow [2024-06-14 14:43:26,687 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=950, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1074, PETRI_PLACES=114, PETRI_TRANSITIONS=129} [2024-06-14 14:43:26,692 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 69 predicate places. [2024-06-14 14:43:26,692 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 129 transitions, 1074 flow [2024-06-14 14:43:26,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:43:26,692 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:43:26,692 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:43:26,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-06-14 14:43:26,692 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:43:26,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:43:26,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1084985013, now seen corresponding path program 4 times [2024-06-14 14:43:26,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:43:26,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108378373] [2024-06-14 14:43:26,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:43:26,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:43:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:43:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:43:39,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:43:39,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108378373] [2024-06-14 14:43:39,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108378373] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:43:39,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:43:39,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:43:39,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998701432] [2024-06-14 14:43:39,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:43:39,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:43:39,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:43:39,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:43:39,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:43:40,205 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:43:40,206 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 129 transitions, 1074 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:43:40,206 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:43:40,206 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:43:40,206 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:43:42,007 INFO L124 PetriNetUnfolderBase]: 2203/3386 cut-off events. [2024-06-14 14:43:42,007 INFO L125 PetriNetUnfolderBase]: For 135993/135993 co-relation queries the response was YES. [2024-06-14 14:43:42,016 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22660 conditions, 3386 events. 2203/3386 cut-off events. For 135993/135993 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 16985 event pairs, 721 based on Foata normal form. 4/3389 useless extension candidates. Maximal degree in co-relation 22609. Up to 3163 conditions per place. [2024-06-14 14:43:42,027 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 130 selfloop transitions, 17 changer transitions 0/153 dead transitions. [2024-06-14 14:43:42,028 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 153 transitions, 1430 flow [2024-06-14 14:43:42,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:43:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:43:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 150 transitions. [2024-06-14 14:43:42,031 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42613636363636365 [2024-06-14 14:43:42,031 INFO L175 Difference]: Start difference. First operand has 114 places, 129 transitions, 1074 flow. Second operand 8 states and 150 transitions. [2024-06-14 14:43:42,031 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 153 transitions, 1430 flow [2024-06-14 14:43:42,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 153 transitions, 1286 flow, removed 37 selfloop flow, removed 6 redundant places. [2024-06-14 14:43:42,078 INFO L231 Difference]: Finished difference. Result has 116 places, 129 transitions, 972 flow [2024-06-14 14:43:42,078 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=930, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=972, PETRI_PLACES=116, PETRI_TRANSITIONS=129} [2024-06-14 14:43:42,079 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 71 predicate places. [2024-06-14 14:43:42,079 INFO L495 AbstractCegarLoop]: Abstraction has has 116 places, 129 transitions, 972 flow [2024-06-14 14:43:42,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:43:42,080 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:43:42,080 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:43:42,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-06-14 14:43:42,080 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:43:42,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:43:42,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1092609370, now seen corresponding path program 6 times [2024-06-14 14:43:42,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:43:42,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549661152] [2024-06-14 14:43:42,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:43:42,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:43:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:43:57,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:43:57,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:43:57,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549661152] [2024-06-14 14:43:57,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549661152] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:43:57,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:43:57,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-14 14:43:57,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115723958] [2024-06-14 14:43:57,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:43:57,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-06-14 14:43:57,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:43:57,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-06-14 14:43:57,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-06-14 14:43:57,483 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:43:57,484 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 129 transitions, 972 flow. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:43:57,484 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:43:57,484 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:43:57,484 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:43:59,333 INFO L124 PetriNetUnfolderBase]: 2198/3379 cut-off events. [2024-06-14 14:43:59,333 INFO L125 PetriNetUnfolderBase]: For 142137/142137 co-relation queries the response was YES. [2024-06-14 14:43:59,342 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22706 conditions, 3379 events. 2198/3379 cut-off events. For 142137/142137 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 16956 event pairs, 721 based on Foata normal form. 2/3380 useless extension candidates. Maximal degree in co-relation 22654. Up to 3120 conditions per place. [2024-06-14 14:43:59,353 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 116 selfloop transitions, 30 changer transitions 0/152 dead transitions. [2024-06-14 14:43:59,353 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 152 transitions, 1322 flow [2024-06-14 14:43:59,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-14 14:43:59,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-14 14:43:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 152 transitions. [2024-06-14 14:43:59,356 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4318181818181818 [2024-06-14 14:43:59,356 INFO L175 Difference]: Start difference. First operand has 116 places, 129 transitions, 972 flow. Second operand 8 states and 152 transitions. [2024-06-14 14:43:59,356 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 152 transitions, 1322 flow [2024-06-14 14:43:59,409 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 152 transitions, 1242 flow, removed 20 selfloop flow, removed 7 redundant places. [2024-06-14 14:43:59,411 INFO L231 Difference]: Finished difference. Result has 117 places, 129 transitions, 960 flow [2024-06-14 14:43:59,411 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=892, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=960, PETRI_PLACES=117, PETRI_TRANSITIONS=129} [2024-06-14 14:43:59,412 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 72 predicate places. [2024-06-14 14:43:59,412 INFO L495 AbstractCegarLoop]: Abstraction has has 117 places, 129 transitions, 960 flow [2024-06-14 14:43:59,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 9 states have internal predecessors, (103), 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) [2024-06-14 14:43:59,412 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:43:59,412 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:43:59,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-06-14 14:43:59,412 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:43:59,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:43:59,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1944796159, now seen corresponding path program 1 times [2024-06-14 14:43:59,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:43:59,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068065415] [2024-06-14 14:43:59,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:43:59,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:43:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:44:20,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:44:20,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:44:20,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068065415] [2024-06-14 14:44:20,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068065415] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:44:20,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:44:20,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-06-14 14:44:20,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469869834] [2024-06-14 14:44:20,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:44:20,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-14 14:44:20,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:44:20,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-14 14:44:20,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-06-14 14:44:20,150 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:44:20,151 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 129 transitions, 960 flow. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 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) [2024-06-14 14:44:20,151 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:44:20,151 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:44:20,151 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:44:22,198 INFO L124 PetriNetUnfolderBase]: 2419/3718 cut-off events. [2024-06-14 14:44:22,198 INFO L125 PetriNetUnfolderBase]: For 169376/169376 co-relation queries the response was YES. [2024-06-14 14:44:22,213 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25075 conditions, 3718 events. 2419/3718 cut-off events. For 169376/169376 co-relation queries the response was YES. Maximal size of possible extension queue 145. Compared 18524 event pairs, 927 based on Foata normal form. 3/3720 useless extension candidates. Maximal degree in co-relation 25022. Up to 3515 conditions per place. [2024-06-14 14:44:22,230 INFO L140 encePairwiseOnDemand]: 36/44 looper letters, 107 selfloop transitions, 11 changer transitions 0/143 dead transitions. [2024-06-14 14:44:22,231 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 143 transitions, 1248 flow [2024-06-14 14:44:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-06-14 14:44:22,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-06-14 14:44:22,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 110 transitions. [2024-06-14 14:44:22,232 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4166666666666667 [2024-06-14 14:44:22,232 INFO L175 Difference]: Start difference. First operand has 117 places, 129 transitions, 960 flow. Second operand 6 states and 110 transitions. [2024-06-14 14:44:22,232 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 143 transitions, 1248 flow [2024-06-14 14:44:22,304 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 143 transitions, 1180 flow, removed 2 selfloop flow, removed 7 redundant places. [2024-06-14 14:44:22,306 INFO L231 Difference]: Finished difference. Result has 116 places, 132 transitions, 952 flow [2024-06-14 14:44:22,306 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=892, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=952, PETRI_PLACES=116, PETRI_TRANSITIONS=132} [2024-06-14 14:44:22,306 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 71 predicate places. [2024-06-14 14:44:22,306 INFO L495 AbstractCegarLoop]: Abstraction has has 116 places, 132 transitions, 952 flow [2024-06-14 14:44:22,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 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) [2024-06-14 14:44:22,307 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:44:22,307 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:44:22,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-06-14 14:44:22,307 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:44:22,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:44:22,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1945997363, now seen corresponding path program 1 times [2024-06-14 14:44:22,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:44:22,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160570946] [2024-06-14 14:44:22,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:44:22,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:44:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:44:39,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:44:39,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:44:39,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160570946] [2024-06-14 14:44:39,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160570946] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:44:39,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:44:39,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:44:39,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277137694] [2024-06-14 14:44:39,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:44:39,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:44:39,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:44:39,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:44:39,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:44:39,943 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:44:39,944 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 132 transitions, 952 flow. Second operand has 10 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 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) [2024-06-14 14:44:39,944 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:44:39,944 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:44:39,944 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:44:42,112 INFO L124 PetriNetUnfolderBase]: 2126/3328 cut-off events. [2024-06-14 14:44:42,112 INFO L125 PetriNetUnfolderBase]: For 160453/160453 co-relation queries the response was YES. [2024-06-14 14:44:42,121 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23393 conditions, 3328 events. 2126/3328 cut-off events. For 160453/160453 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 17211 event pairs, 502 based on Foata normal form. 4/3331 useless extension candidates. Maximal degree in co-relation 23339. Up to 2898 conditions per place. [2024-06-14 14:44:42,133 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 135 selfloop transitions, 28 changer transitions 0/180 dead transitions. [2024-06-14 14:44:42,133 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 180 transitions, 1612 flow [2024-06-14 14:44:42,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:44:42,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:44:42,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 205 transitions. [2024-06-14 14:44:42,136 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4659090909090909 [2024-06-14 14:44:42,136 INFO L175 Difference]: Start difference. First operand has 116 places, 132 transitions, 952 flow. Second operand 10 states and 205 transitions. [2024-06-14 14:44:42,136 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 180 transitions, 1612 flow [2024-06-14 14:44:42,195 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 180 transitions, 1574 flow, removed 10 selfloop flow, removed 4 redundant places. [2024-06-14 14:44:42,197 INFO L231 Difference]: Finished difference. Result has 122 places, 136 transitions, 1085 flow [2024-06-14 14:44:42,197 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=914, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1085, PETRI_PLACES=122, PETRI_TRANSITIONS=136} [2024-06-14 14:44:42,197 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 77 predicate places. [2024-06-14 14:44:42,197 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 136 transitions, 1085 flow [2024-06-14 14:44:42,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 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) [2024-06-14 14:44:42,198 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:44:42,198 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:44:42,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-06-14 14:44:42,198 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:44:42,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:44:42,198 INFO L85 PathProgramCache]: Analyzing trace with hash 631131995, now seen corresponding path program 1 times [2024-06-14 14:44:42,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:44:42,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230663806] [2024-06-14 14:44:42,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:44:42,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:44:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:44:58,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:44:58,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:44:58,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230663806] [2024-06-14 14:44:58,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230663806] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:44:58,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:44:58,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:44:58,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529621868] [2024-06-14 14:44:58,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:44:58,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:44:58,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:44:58,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:44:58,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:44:59,068 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:44:59,068 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 136 transitions, 1085 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:44:59,069 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:44:59,069 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:44:59,069 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:45:01,107 INFO L124 PetriNetUnfolderBase]: 2263/3477 cut-off events. [2024-06-14 14:45:01,108 INFO L125 PetriNetUnfolderBase]: For 172387/172387 co-relation queries the response was YES. [2024-06-14 14:45:01,118 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24902 conditions, 3477 events. 2263/3477 cut-off events. For 172387/172387 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 17520 event pairs, 667 based on Foata normal form. 2/3478 useless extension candidates. Maximal degree in co-relation 24847. Up to 3193 conditions per place. [2024-06-14 14:45:01,130 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 148 selfloop transitions, 30 changer transitions 0/184 dead transitions. [2024-06-14 14:45:01,131 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 184 transitions, 1787 flow [2024-06-14 14:45:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:45:01,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:45:01,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 197 transitions. [2024-06-14 14:45:01,134 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44772727272727275 [2024-06-14 14:45:01,134 INFO L175 Difference]: Start difference. First operand has 122 places, 136 transitions, 1085 flow. Second operand 10 states and 197 transitions. [2024-06-14 14:45:01,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 184 transitions, 1787 flow [2024-06-14 14:45:01,195 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 184 transitions, 1693 flow, removed 33 selfloop flow, removed 6 redundant places. [2024-06-14 14:45:01,197 INFO L231 Difference]: Finished difference. Result has 126 places, 142 transitions, 1181 flow [2024-06-14 14:45:01,197 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=991, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1181, PETRI_PLACES=126, PETRI_TRANSITIONS=142} [2024-06-14 14:45:01,197 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 81 predicate places. [2024-06-14 14:45:01,197 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 142 transitions, 1181 flow [2024-06-14 14:45:01,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:45:01,198 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:45:01,198 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:45:01,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-06-14 14:45:01,198 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:45:01,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:45:01,198 INFO L85 PathProgramCache]: Analyzing trace with hash 631131871, now seen corresponding path program 2 times [2024-06-14 14:45:01,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:45:01,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694810783] [2024-06-14 14:45:01,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:45:01,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:45:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:45:16,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:45:16,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:45:16,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694810783] [2024-06-14 14:45:16,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694810783] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:45:16,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:45:16,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:45:16,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435903959] [2024-06-14 14:45:16,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:45:16,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:45:16,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:45:16,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:45:16,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:45:16,647 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:45:16,648 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 142 transitions, 1181 flow. Second operand has 10 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 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) [2024-06-14 14:45:16,648 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:45:16,648 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:45:16,648 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:45:18,812 INFO L124 PetriNetUnfolderBase]: 2179/3403 cut-off events. [2024-06-14 14:45:18,812 INFO L125 PetriNetUnfolderBase]: For 185310/185310 co-relation queries the response was YES. [2024-06-14 14:45:18,822 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24940 conditions, 3403 events. 2179/3403 cut-off events. For 185310/185310 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 17595 event pairs, 638 based on Foata normal form. 4/3406 useless extension candidates. Maximal degree in co-relation 24883. Up to 3022 conditions per place. [2024-06-14 14:45:18,833 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 141 selfloop transitions, 25 changer transitions 0/185 dead transitions. [2024-06-14 14:45:18,833 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 185 transitions, 1655 flow [2024-06-14 14:45:18,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:45:18,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:45:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 202 transitions. [2024-06-14 14:45:18,836 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4590909090909091 [2024-06-14 14:45:18,836 INFO L175 Difference]: Start difference. First operand has 126 places, 142 transitions, 1181 flow. Second operand 10 states and 202 transitions. [2024-06-14 14:45:18,836 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 185 transitions, 1655 flow [2024-06-14 14:45:18,913 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 185 transitions, 1565 flow, removed 33 selfloop flow, removed 6 redundant places. [2024-06-14 14:45:18,915 INFO L231 Difference]: Finished difference. Result has 130 places, 144 transitions, 1190 flow [2024-06-14 14:45:18,915 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1091, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1190, PETRI_PLACES=130, PETRI_TRANSITIONS=144} [2024-06-14 14:45:18,916 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 85 predicate places. [2024-06-14 14:45:18,916 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 144 transitions, 1190 flow [2024-06-14 14:45:18,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 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) [2024-06-14 14:45:18,916 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:45:18,916 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:45:18,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-06-14 14:45:18,916 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:45:18,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:45:18,917 INFO L85 PathProgramCache]: Analyzing trace with hash 2059681803, now seen corresponding path program 1 times [2024-06-14 14:45:18,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:45:18,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381670530] [2024-06-14 14:45:18,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:45:18,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:45:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:45:35,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:45:35,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:45:35,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381670530] [2024-06-14 14:45:35,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381670530] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:45:35,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:45:35,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:45:35,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018360164] [2024-06-14 14:45:35,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:45:35,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:45:35,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:45:35,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:45:35,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:45:35,901 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:45:35,901 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 144 transitions, 1190 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:45:35,901 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:45:35,901 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:45:35,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:45:38,050 INFO L124 PetriNetUnfolderBase]: 2307/3535 cut-off events. [2024-06-14 14:45:38,050 INFO L125 PetriNetUnfolderBase]: For 197389/197389 co-relation queries the response was YES. [2024-06-14 14:45:38,061 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26135 conditions, 3535 events. 2307/3535 cut-off events. For 197389/197389 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 17760 event pairs, 662 based on Foata normal form. 4/3535 useless extension candidates. Maximal degree in co-relation 26076. Up to 3299 conditions per place. [2024-06-14 14:45:38,074 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 155 selfloop transitions, 20 changer transitions 0/181 dead transitions. [2024-06-14 14:45:38,074 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 181 transitions, 1686 flow [2024-06-14 14:45:38,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:45:38,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:45:38,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 173 transitions. [2024-06-14 14:45:38,077 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43686868686868685 [2024-06-14 14:45:38,077 INFO L175 Difference]: Start difference. First operand has 130 places, 144 transitions, 1190 flow. Second operand 9 states and 173 transitions. [2024-06-14 14:45:38,078 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 181 transitions, 1686 flow [2024-06-14 14:45:38,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 181 transitions, 1609 flow, removed 15 selfloop flow, removed 8 redundant places. [2024-06-14 14:45:38,145 INFO L231 Difference]: Finished difference. Result has 131 places, 147 transitions, 1225 flow [2024-06-14 14:45:38,145 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1113, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1225, PETRI_PLACES=131, PETRI_TRANSITIONS=147} [2024-06-14 14:45:38,146 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 86 predicate places. [2024-06-14 14:45:38,146 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 147 transitions, 1225 flow [2024-06-14 14:45:38,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:45:38,146 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:45:38,146 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:45:38,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-06-14 14:45:38,147 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:45:38,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:45:38,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1948859097, now seen corresponding path program 2 times [2024-06-14 14:45:38,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:45:38,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431575948] [2024-06-14 14:45:38,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:45:38,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:45:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:45:54,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:45:54,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:45:54,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431575948] [2024-06-14 14:45:54,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431575948] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:45:54,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:45:54,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:45:54,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247718827] [2024-06-14 14:45:54,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:45:54,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:45:54,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:45:54,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:45:54,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:45:54,498 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:45:54,498 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 147 transitions, 1225 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:45:54,499 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:45:54,499 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:45:54,499 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:45:56,669 INFO L124 PetriNetUnfolderBase]: 2318/3553 cut-off events. [2024-06-14 14:45:56,669 INFO L125 PetriNetUnfolderBase]: For 207028/207028 co-relation queries the response was YES. [2024-06-14 14:45:56,682 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26819 conditions, 3553 events. 2318/3553 cut-off events. For 207028/207028 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 17892 event pairs, 663 based on Foata normal form. 2/3552 useless extension candidates. Maximal degree in co-relation 26759. Up to 3324 conditions per place. [2024-06-14 14:45:56,695 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 157 selfloop transitions, 20 changer transitions 0/183 dead transitions. [2024-06-14 14:45:56,695 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 183 transitions, 1713 flow [2024-06-14 14:45:56,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:45:56,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:45:56,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 172 transitions. [2024-06-14 14:45:56,701 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43434343434343436 [2024-06-14 14:45:56,701 INFO L175 Difference]: Start difference. First operand has 131 places, 147 transitions, 1225 flow. Second operand 9 states and 172 transitions. [2024-06-14 14:45:56,702 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 183 transitions, 1713 flow [2024-06-14 14:45:56,782 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 183 transitions, 1625 flow, removed 26 selfloop flow, removed 7 redundant places. [2024-06-14 14:45:56,785 INFO L231 Difference]: Finished difference. Result has 133 places, 150 transitions, 1241 flow [2024-06-14 14:45:56,785 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1137, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1241, PETRI_PLACES=133, PETRI_TRANSITIONS=150} [2024-06-14 14:45:56,786 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 88 predicate places. [2024-06-14 14:45:56,786 INFO L495 AbstractCegarLoop]: Abstraction has has 133 places, 150 transitions, 1241 flow [2024-06-14 14:45:56,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:45:56,786 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:45:56,786 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:45:56,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-06-14 14:45:56,786 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:45:56,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:45:56,787 INFO L85 PathProgramCache]: Analyzing trace with hash 2059676843, now seen corresponding path program 3 times [2024-06-14 14:45:56,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:45:56,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403289805] [2024-06-14 14:45:56,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:45:56,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:45:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:46:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:46:13,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:46:13,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403289805] [2024-06-14 14:46:13,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403289805] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:46:13,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:46:13,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:46:13,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816215913] [2024-06-14 14:46:13,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:46:13,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:46:13,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:46:13,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:46:13,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:46:13,335 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:46:13,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 150 transitions, 1241 flow. Second operand has 10 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 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) [2024-06-14 14:46:13,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:46:13,336 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:46:13,336 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:46:15,394 INFO L124 PetriNetUnfolderBase]: 2209/3440 cut-off events. [2024-06-14 14:46:15,395 INFO L125 PetriNetUnfolderBase]: For 216019/216019 co-relation queries the response was YES. [2024-06-14 14:46:15,406 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26147 conditions, 3440 events. 2209/3440 cut-off events. For 216019/216019 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 17726 event pairs, 632 based on Foata normal form. 4/3441 useless extension candidates. Maximal degree in co-relation 26086. Up to 3084 conditions per place. [2024-06-14 14:46:15,421 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 145 selfloop transitions, 19 changer transitions 0/184 dead transitions. [2024-06-14 14:46:15,421 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 184 transitions, 1655 flow [2024-06-14 14:46:15,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:46:15,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:46:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 180 transitions. [2024-06-14 14:46:15,424 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45454545454545453 [2024-06-14 14:46:15,425 INFO L175 Difference]: Start difference. First operand has 133 places, 150 transitions, 1241 flow. Second operand 9 states and 180 transitions. [2024-06-14 14:46:15,425 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 184 transitions, 1655 flow [2024-06-14 14:46:15,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 184 transitions, 1553 flow, removed 33 selfloop flow, removed 7 redundant places. [2024-06-14 14:46:15,514 INFO L231 Difference]: Finished difference. Result has 135 places, 150 transitions, 1184 flow [2024-06-14 14:46:15,515 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1139, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1184, PETRI_PLACES=135, PETRI_TRANSITIONS=150} [2024-06-14 14:46:15,515 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 90 predicate places. [2024-06-14 14:46:15,515 INFO L495 AbstractCegarLoop]: Abstraction has has 135 places, 150 transitions, 1184 flow [2024-06-14 14:46:15,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 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) [2024-06-14 14:46:15,515 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:46:15,516 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:46:15,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-06-14 14:46:15,516 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:46:15,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:46:15,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1948854447, now seen corresponding path program 3 times [2024-06-14 14:46:15,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:46:15,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373407257] [2024-06-14 14:46:15,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:46:15,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:46:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:46:33,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:46:33,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:46:33,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373407257] [2024-06-14 14:46:33,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373407257] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:46:33,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:46:33,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:46:33,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500808048] [2024-06-14 14:46:33,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:46:33,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:46:33,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:46:33,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:46:33,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:46:33,824 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:46:33,825 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 150 transitions, 1184 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:46:33,825 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:46:33,825 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:46:33,825 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:46:35,948 INFO L124 PetriNetUnfolderBase]: 2305/3534 cut-off events. [2024-06-14 14:46:35,949 INFO L125 PetriNetUnfolderBase]: For 224279/224279 co-relation queries the response was YES. [2024-06-14 14:46:35,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26870 conditions, 3534 events. 2305/3534 cut-off events. For 224279/224279 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 17799 event pairs, 661 based on Foata normal form. 2/3533 useless extension candidates. Maximal degree in co-relation 26808. Up to 3287 conditions per place. [2024-06-14 14:46:35,973 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 152 selfloop transitions, 25 changer transitions 0/183 dead transitions. [2024-06-14 14:46:35,973 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 183 transitions, 1622 flow [2024-06-14 14:46:35,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:46:35,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:46:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 174 transitions. [2024-06-14 14:46:35,976 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4393939393939394 [2024-06-14 14:46:35,977 INFO L175 Difference]: Start difference. First operand has 135 places, 150 transitions, 1184 flow. Second operand 9 states and 174 transitions. [2024-06-14 14:46:35,977 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 183 transitions, 1622 flow [2024-06-14 14:46:36,084 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 183 transitions, 1544 flow, removed 17 selfloop flow, removed 8 redundant places. [2024-06-14 14:46:36,086 INFO L231 Difference]: Finished difference. Result has 136 places, 150 transitions, 1164 flow [2024-06-14 14:46:36,086 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1106, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1164, PETRI_PLACES=136, PETRI_TRANSITIONS=150} [2024-06-14 14:46:36,087 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 91 predicate places. [2024-06-14 14:46:36,087 INFO L495 AbstractCegarLoop]: Abstraction has has 136 places, 150 transitions, 1164 flow [2024-06-14 14:46:36,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:46:36,087 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:46:36,087 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:46:36,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-06-14 14:46:36,088 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:46:36,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:46:36,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1307779469, now seen corresponding path program 2 times [2024-06-14 14:46:36,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:46:36,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523520374] [2024-06-14 14:46:36,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:46:36,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:46:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:46:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:46:52,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:46:52,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523520374] [2024-06-14 14:46:52,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523520374] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:46:52,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:46:52,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:46:52,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780513585] [2024-06-14 14:46:52,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:46:52,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:46:52,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:46:52,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:46:52,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:46:52,878 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:46:52,879 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 150 transitions, 1164 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:46:52,879 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:46:52,879 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:46:52,879 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:46:54,915 INFO L124 PetriNetUnfolderBase]: 2375/3645 cut-off events. [2024-06-14 14:46:54,916 INFO L125 PetriNetUnfolderBase]: For 243125/243125 co-relation queries the response was YES. [2024-06-14 14:46:54,927 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28088 conditions, 3645 events. 2375/3645 cut-off events. For 243125/243125 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 18499 event pairs, 628 based on Foata normal form. 4/3646 useless extension candidates. Maximal degree in co-relation 28025. Up to 3074 conditions per place. [2024-06-14 14:46:54,942 INFO L140 encePairwiseOnDemand]: 31/44 looper letters, 126 selfloop transitions, 68 changer transitions 0/200 dead transitions. [2024-06-14 14:46:54,942 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 200 transitions, 2146 flow [2024-06-14 14:46:54,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:46:54,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:46:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 202 transitions. [2024-06-14 14:46:54,945 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4590909090909091 [2024-06-14 14:46:54,945 INFO L175 Difference]: Start difference. First operand has 136 places, 150 transitions, 1164 flow. Second operand 10 states and 202 transitions. [2024-06-14 14:46:54,945 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 200 transitions, 2146 flow [2024-06-14 14:46:55,029 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 200 transitions, 2070 flow, removed 8 selfloop flow, removed 8 redundant places. [2024-06-14 14:46:55,031 INFO L231 Difference]: Finished difference. Result has 138 places, 159 transitions, 1430 flow [2024-06-14 14:46:55,032 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1088, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=62, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1430, PETRI_PLACES=138, PETRI_TRANSITIONS=159} [2024-06-14 14:46:55,032 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 93 predicate places. [2024-06-14 14:46:55,032 INFO L495 AbstractCegarLoop]: Abstraction has has 138 places, 159 transitions, 1430 flow [2024-06-14 14:46:55,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:46:55,033 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:46:55,033 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:46:55,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-06-14 14:46:55,033 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:46:55,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:46:55,033 INFO L85 PathProgramCache]: Analyzing trace with hash 2064323247, now seen corresponding path program 4 times [2024-06-14 14:46:55,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:46:55,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628072452] [2024-06-14 14:46:55,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:46:55,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:46:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:47:12,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:47:12,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:47:12,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628072452] [2024-06-14 14:47:12,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628072452] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:47:12,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:47:12,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:47:12,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603264844] [2024-06-14 14:47:12,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:47:12,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:47:12,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:47:12,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:47:12,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:47:12,468 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:47:12,468 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 159 transitions, 1430 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:47:12,468 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:47:12,468 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:47:12,469 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:47:14,575 INFO L124 PetriNetUnfolderBase]: 2386/3661 cut-off events. [2024-06-14 14:47:14,576 INFO L125 PetriNetUnfolderBase]: For 256368/256368 co-relation queries the response was YES. [2024-06-14 14:47:14,588 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29044 conditions, 3661 events. 2386/3661 cut-off events. For 256368/256368 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 18581 event pairs, 665 based on Foata normal form. 2/3660 useless extension candidates. Maximal degree in co-relation 28980. Up to 3296 conditions per place. [2024-06-14 14:47:14,603 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 136 selfloop transitions, 54 changer transitions 0/196 dead transitions. [2024-06-14 14:47:14,603 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 196 transitions, 1964 flow [2024-06-14 14:47:14,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:47:14,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:47:14,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 192 transitions. [2024-06-14 14:47:14,606 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43636363636363634 [2024-06-14 14:47:14,606 INFO L175 Difference]: Start difference. First operand has 138 places, 159 transitions, 1430 flow. Second operand 10 states and 192 transitions. [2024-06-14 14:47:14,607 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 196 transitions, 1964 flow [2024-06-14 14:47:14,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 196 transitions, 1850 flow, removed 38 selfloop flow, removed 5 redundant places. [2024-06-14 14:47:14,756 INFO L231 Difference]: Finished difference. Result has 143 places, 162 transitions, 1506 flow [2024-06-14 14:47:14,757 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1316, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1506, PETRI_PLACES=143, PETRI_TRANSITIONS=162} [2024-06-14 14:47:14,757 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 98 predicate places. [2024-06-14 14:47:14,757 INFO L495 AbstractCegarLoop]: Abstraction has has 143 places, 162 transitions, 1506 flow [2024-06-14 14:47:14,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:47:14,757 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:47:14,758 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:47:14,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-06-14 14:47:14,758 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:47:14,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:47:14,758 INFO L85 PathProgramCache]: Analyzing trace with hash 749397491, now seen corresponding path program 3 times [2024-06-14 14:47:14,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:47:14,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091765101] [2024-06-14 14:47:14,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:47:14,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:47:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:47:29,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:47:29,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:47:29,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091765101] [2024-06-14 14:47:29,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091765101] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:47:29,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:47:29,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:47:29,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043525541] [2024-06-14 14:47:29,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:47:29,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:47:29,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:47:29,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:47:29,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:47:30,009 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:47:30,010 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 162 transitions, 1506 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:47:30,010 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:47:30,010 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:47:30,010 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:47:32,057 INFO L124 PetriNetUnfolderBase]: 2408/3693 cut-off events. [2024-06-14 14:47:32,058 INFO L125 PetriNetUnfolderBase]: For 270375/270375 co-relation queries the response was YES. [2024-06-14 14:47:32,072 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29847 conditions, 3693 events. 2408/3693 cut-off events. For 270375/270375 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 18762 event pairs, 633 based on Foata normal form. 4/3694 useless extension candidates. Maximal degree in co-relation 29781. Up to 3109 conditions per place. [2024-06-14 14:47:32,087 INFO L140 encePairwiseOnDemand]: 31/44 looper letters, 132 selfloop transitions, 69 changer transitions 0/207 dead transitions. [2024-06-14 14:47:32,087 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 207 transitions, 2382 flow [2024-06-14 14:47:32,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:47:32,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:47:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 204 transitions. [2024-06-14 14:47:32,091 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4636363636363636 [2024-06-14 14:47:32,091 INFO L175 Difference]: Start difference. First operand has 143 places, 162 transitions, 1506 flow. Second operand 10 states and 204 transitions. [2024-06-14 14:47:32,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 207 transitions, 2382 flow [2024-06-14 14:47:32,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 207 transitions, 2216 flow, removed 31 selfloop flow, removed 8 redundant places. [2024-06-14 14:47:32,226 INFO L231 Difference]: Finished difference. Result has 145 places, 165 transitions, 1538 flow [2024-06-14 14:47:32,226 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1340, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=66, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1538, PETRI_PLACES=145, PETRI_TRANSITIONS=165} [2024-06-14 14:47:32,226 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 100 predicate places. [2024-06-14 14:47:32,227 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 165 transitions, 1538 flow [2024-06-14 14:47:32,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:47:32,227 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:47:32,227 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:47:32,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-06-14 14:47:32,227 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:47:32,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:47:32,228 INFO L85 PathProgramCache]: Analyzing trace with hash 749219675, now seen corresponding path program 5 times [2024-06-14 14:47:32,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:47:32,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354058939] [2024-06-14 14:47:32,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:47:32,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:47:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:47:46,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:47:46,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:47:46,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354058939] [2024-06-14 14:47:46,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354058939] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:47:46,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:47:46,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:47:46,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035987205] [2024-06-14 14:47:46,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:47:46,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:47:46,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:47:46,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:47:46,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:47:46,425 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:47:46,426 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 165 transitions, 1538 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:47:46,426 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:47:46,426 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:47:46,426 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:47:48,582 INFO L124 PetriNetUnfolderBase]: 2435/3737 cut-off events. [2024-06-14 14:47:48,582 INFO L125 PetriNetUnfolderBase]: For 284073/284073 co-relation queries the response was YES. [2024-06-14 14:47:48,594 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30619 conditions, 3737 events. 2435/3737 cut-off events. For 284073/284073 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 19009 event pairs, 665 based on Foata normal form. 2/3736 useless extension candidates. Maximal degree in co-relation 30552. Up to 3338 conditions per place. [2024-06-14 14:47:48,607 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 140 selfloop transitions, 61 changer transitions 0/207 dead transitions. [2024-06-14 14:47:48,607 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 207 transitions, 2338 flow [2024-06-14 14:47:48,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:47:48,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:47:48,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 196 transitions. [2024-06-14 14:47:48,610 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44545454545454544 [2024-06-14 14:47:48,610 INFO L175 Difference]: Start difference. First operand has 145 places, 165 transitions, 1538 flow. Second operand 10 states and 196 transitions. [2024-06-14 14:47:48,610 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 207 transitions, 2338 flow [2024-06-14 14:47:48,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 207 transitions, 2182 flow, removed 20 selfloop flow, removed 7 redundant places. [2024-06-14 14:47:48,726 INFO L231 Difference]: Finished difference. Result has 148 places, 171 transitions, 1666 flow [2024-06-14 14:47:48,726 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1382, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1666, PETRI_PLACES=148, PETRI_TRANSITIONS=171} [2024-06-14 14:47:48,727 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 103 predicate places. [2024-06-14 14:47:48,727 INFO L495 AbstractCegarLoop]: Abstraction has has 148 places, 171 transitions, 1666 flow [2024-06-14 14:47:48,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:47:48,727 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:47:48,727 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:47:48,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-06-14 14:47:48,728 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:47:48,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:47:48,728 INFO L85 PathProgramCache]: Analyzing trace with hash 749219551, now seen corresponding path program 4 times [2024-06-14 14:47:48,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:47:48,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128331747] [2024-06-14 14:47:48,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:47:48,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:47:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:48:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:48:06,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:48:06,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128331747] [2024-06-14 14:48:06,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128331747] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:48:06,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:48:06,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:48:06,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948424847] [2024-06-14 14:48:06,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:48:06,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:48:06,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:48:06,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:48:06,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:48:06,619 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 44 [2024-06-14 14:48:06,619 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 171 transitions, 1666 flow. Second operand has 10 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 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) [2024-06-14 14:48:06,619 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:48:06,619 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 44 [2024-06-14 14:48:06,620 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:48:08,820 INFO L124 PetriNetUnfolderBase]: 2339/3651 cut-off events. [2024-06-14 14:48:08,820 INFO L125 PetriNetUnfolderBase]: For 300525/300525 co-relation queries the response was YES. [2024-06-14 14:48:08,832 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30506 conditions, 3651 events. 2339/3651 cut-off events. For 300525/300525 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 19045 event pairs, 636 based on Foata normal form. 4/3652 useless extension candidates. Maximal degree in co-relation 30438. Up to 3220 conditions per place. [2024-06-14 14:48:08,845 INFO L140 encePairwiseOnDemand]: 33/44 looper letters, 153 selfloop transitions, 32 changer transitions 0/208 dead transitions. [2024-06-14 14:48:08,845 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 208 transitions, 2190 flow [2024-06-14 14:48:08,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:48:08,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:48:08,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 198 transitions. [2024-06-14 14:48:08,848 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45 [2024-06-14 14:48:08,848 INFO L175 Difference]: Start difference. First operand has 148 places, 171 transitions, 1666 flow. Second operand 10 states and 198 transitions. [2024-06-14 14:48:08,848 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 208 transitions, 2190 flow [2024-06-14 14:48:09,001 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 208 transitions, 2036 flow, removed 48 selfloop flow, removed 6 redundant places. [2024-06-14 14:48:09,004 INFO L231 Difference]: Finished difference. Result has 152 places, 173 transitions, 1653 flow [2024-06-14 14:48:09,004 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1512, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1653, PETRI_PLACES=152, PETRI_TRANSITIONS=173} [2024-06-14 14:48:09,005 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 107 predicate places. [2024-06-14 14:48:09,005 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 173 transitions, 1653 flow [2024-06-14 14:48:09,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 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) [2024-06-14 14:48:09,005 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:48:09,005 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:48:09,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-06-14 14:48:09,006 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:48:09,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:48:09,006 INFO L85 PathProgramCache]: Analyzing trace with hash 749224511, now seen corresponding path program 4 times [2024-06-14 14:48:09,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:48:09,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436370595] [2024-06-14 14:48:09,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:48:09,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:48:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:48:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:48:23,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:48:23,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436370595] [2024-06-14 14:48:23,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436370595] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:48:23,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:48:23,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:48:23,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288890325] [2024-06-14 14:48:23,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:48:23,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:48:23,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:48:23,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:48:23,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:48:23,274 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:48:23,275 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 173 transitions, 1653 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:48:23,275 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:48:23,275 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:48:23,275 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:48:25,470 INFO L124 PetriNetUnfolderBase]: 2442/3745 cut-off events. [2024-06-14 14:48:25,471 INFO L125 PetriNetUnfolderBase]: For 311188/311188 co-relation queries the response was YES. [2024-06-14 14:48:25,483 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31506 conditions, 3745 events. 2442/3745 cut-off events. For 311188/311188 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 19051 event pairs, 631 based on Foata normal form. 4/3746 useless extension candidates. Maximal degree in co-relation 31436. Up to 3167 conditions per place. [2024-06-14 14:48:25,498 INFO L140 encePairwiseOnDemand]: 31/44 looper letters, 139 selfloop transitions, 68 changer transitions 0/213 dead transitions. [2024-06-14 14:48:25,498 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 213 transitions, 2341 flow [2024-06-14 14:48:25,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:48:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:48:25,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 203 transitions. [2024-06-14 14:48:25,506 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46136363636363636 [2024-06-14 14:48:25,506 INFO L175 Difference]: Start difference. First operand has 152 places, 173 transitions, 1653 flow. Second operand 10 states and 203 transitions. [2024-06-14 14:48:25,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 213 transitions, 2341 flow [2024-06-14 14:48:25,649 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 213 transitions, 2188 flow, removed 46 selfloop flow, removed 8 redundant places. [2024-06-14 14:48:25,652 INFO L231 Difference]: Finished difference. Result has 154 places, 173 transitions, 1644 flow [2024-06-14 14:48:25,652 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1500, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=68, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1644, PETRI_PLACES=154, PETRI_TRANSITIONS=173} [2024-06-14 14:48:25,653 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 109 predicate places. [2024-06-14 14:48:25,653 INFO L495 AbstractCegarLoop]: Abstraction has has 154 places, 173 transitions, 1644 flow [2024-06-14 14:48:25,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:48:25,653 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:48:25,654 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:48:25,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-06-14 14:48:25,654 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:48:25,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:48:25,654 INFO L85 PathProgramCache]: Analyzing trace with hash 2064150267, now seen corresponding path program 6 times [2024-06-14 14:48:25,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:48:25,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493776295] [2024-06-14 14:48:25,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:48:25,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:48:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:48:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:48:42,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:48:42,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493776295] [2024-06-14 14:48:42,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493776295] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:48:42,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:48:42,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:48:42,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072128055] [2024-06-14 14:48:42,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:48:42,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:48:42,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:48:42,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:48:42,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:48:42,917 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:48:42,917 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 173 transitions, 1644 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:48:42,917 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:48:42,918 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:48:42,918 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:48:45,010 INFO L124 PetriNetUnfolderBase]: 2437/3743 cut-off events. [2024-06-14 14:48:45,010 INFO L125 PetriNetUnfolderBase]: For 319347/319347 co-relation queries the response was YES. [2024-06-14 14:48:45,024 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31632 conditions, 3743 events. 2437/3743 cut-off events. For 319347/319347 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 19068 event pairs, 663 based on Foata normal form. 2/3742 useless extension candidates. Maximal degree in co-relation 31561. Up to 3373 conditions per place. [2024-06-14 14:48:45,039 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 148 selfloop transitions, 53 changer transitions 0/207 dead transitions. [2024-06-14 14:48:45,039 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 207 transitions, 2132 flow [2024-06-14 14:48:45,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-14 14:48:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-14 14:48:45,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 193 transitions. [2024-06-14 14:48:45,043 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43863636363636366 [2024-06-14 14:48:45,044 INFO L175 Difference]: Start difference. First operand has 154 places, 173 transitions, 1644 flow. Second operand 10 states and 193 transitions. [2024-06-14 14:48:45,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 207 transitions, 2132 flow [2024-06-14 14:48:45,213 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 207 transitions, 1955 flow, removed 20 selfloop flow, removed 9 redundant places. [2024-06-14 14:48:45,216 INFO L231 Difference]: Finished difference. Result has 155 places, 173 transitions, 1581 flow [2024-06-14 14:48:45,216 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1467, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1581, PETRI_PLACES=155, PETRI_TRANSITIONS=173} [2024-06-14 14:48:45,218 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 110 predicate places. [2024-06-14 14:48:45,218 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 173 transitions, 1581 flow [2024-06-14 14:48:45,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:48:45,218 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:48:45,218 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:48:45,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-06-14 14:48:45,218 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:48:45,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:48:45,219 INFO L85 PathProgramCache]: Analyzing trace with hash 145791546, now seen corresponding path program 1 times [2024-06-14 14:48:45,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:48:45,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396421738] [2024-06-14 14:48:45,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:48:45,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:48:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:49:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:49:02,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:49:02,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396421738] [2024-06-14 14:49:02,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396421738] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:49:02,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:49:02,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-14 14:49:02,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319252935] [2024-06-14 14:49:02,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:49:02,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-06-14 14:49:02,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:49:02,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-06-14 14:49:02,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-06-14 14:49:02,956 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:49:02,957 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 173 transitions, 1581 flow. Second operand has 8 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 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) [2024-06-14 14:49:02,957 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:49:02,957 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:49:02,957 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:49:04,946 INFO L124 PetriNetUnfolderBase]: 2690/4117 cut-off events. [2024-06-14 14:49:04,947 INFO L125 PetriNetUnfolderBase]: For 374504/374510 co-relation queries the response was YES. [2024-06-14 14:49:04,962 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34819 conditions, 4117 events. 2690/4117 cut-off events. For 374504/374510 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 20817 event pairs, 867 based on Foata normal form. 4/4110 useless extension candidates. Maximal degree in co-relation 34747. Up to 3857 conditions per place. [2024-06-14 14:49:04,977 INFO L140 encePairwiseOnDemand]: 36/44 looper letters, 146 selfloop transitions, 18 changer transitions 0/195 dead transitions. [2024-06-14 14:49:04,977 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 195 transitions, 2107 flow [2024-06-14 14:49:04,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-06-14 14:49:04,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-06-14 14:49:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 117 transitions. [2024-06-14 14:49:04,995 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4431818181818182 [2024-06-14 14:49:04,995 INFO L175 Difference]: Start difference. First operand has 155 places, 173 transitions, 1581 flow. Second operand 6 states and 117 transitions. [2024-06-14 14:49:04,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 195 transitions, 2107 flow [2024-06-14 14:49:05,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 195 transitions, 1983 flow, removed 5 selfloop flow, removed 9 redundant places. [2024-06-14 14:49:05,227 INFO L231 Difference]: Finished difference. Result has 152 places, 179 transitions, 1574 flow [2024-06-14 14:49:05,228 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1457, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1574, PETRI_PLACES=152, PETRI_TRANSITIONS=179} [2024-06-14 14:49:05,228 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 107 predicate places. [2024-06-14 14:49:05,228 INFO L495 AbstractCegarLoop]: Abstraction has has 152 places, 179 transitions, 1574 flow [2024-06-14 14:49:05,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 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) [2024-06-14 14:49:05,228 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:49:05,228 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:49:05,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-06-14 14:49:05,229 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:49:05,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:49:05,229 INFO L85 PathProgramCache]: Analyzing trace with hash 489022313, now seen corresponding path program 5 times [2024-06-14 14:49:05,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:49:05,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060724146] [2024-06-14 14:49:05,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:49:05,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:49:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:49:21,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:49:21,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:49:21,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060724146] [2024-06-14 14:49:21,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060724146] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:49:21,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:49:21,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:49:21,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829574881] [2024-06-14 14:49:21,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:49:21,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:49:21,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:49:21,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:49:21,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:49:21,619 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:49:21,619 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 179 transitions, 1574 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:49:21,619 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:49:21,619 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:49:21,619 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:49:23,850 INFO L124 PetriNetUnfolderBase]: 2545/3898 cut-off events. [2024-06-14 14:49:23,850 INFO L125 PetriNetUnfolderBase]: For 360186/360186 co-relation queries the response was YES. [2024-06-14 14:49:23,866 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33743 conditions, 3898 events. 2545/3898 cut-off events. For 360186/360186 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 19913 event pairs, 669 based on Foata normal form. 4/3895 useless extension candidates. Maximal degree in co-relation 33670. Up to 3445 conditions per place. [2024-06-14 14:49:23,882 INFO L140 encePairwiseOnDemand]: 31/44 looper letters, 171 selfloop transitions, 46 changer transitions 0/225 dead transitions. [2024-06-14 14:49:23,882 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 225 transitions, 2857 flow [2024-06-14 14:49:23,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:49:23,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:49:23,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 184 transitions. [2024-06-14 14:49:23,885 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46464646464646464 [2024-06-14 14:49:23,885 INFO L175 Difference]: Start difference. First operand has 152 places, 179 transitions, 1574 flow. Second operand 9 states and 184 transitions. [2024-06-14 14:49:23,885 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 225 transitions, 2857 flow [2024-06-14 14:49:24,057 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 225 transitions, 2821 flow, removed 14 selfloop flow, removed 2 redundant places. [2024-06-14 14:49:24,060 INFO L231 Difference]: Finished difference. Result has 159 places, 188 transitions, 1857 flow [2024-06-14 14:49:24,060 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1538, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=37, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1857, PETRI_PLACES=159, PETRI_TRANSITIONS=188} [2024-06-14 14:49:24,061 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 114 predicate places. [2024-06-14 14:49:24,061 INFO L495 AbstractCegarLoop]: Abstraction has has 159 places, 188 transitions, 1857 flow [2024-06-14 14:49:24,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:49:24,061 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:49:24,061 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:49:24,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-06-14 14:49:24,061 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:49:24,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:49:24,062 INFO L85 PathProgramCache]: Analyzing trace with hash 489022127, now seen corresponding path program 7 times [2024-06-14 14:49:24,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:49:24,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550934317] [2024-06-14 14:49:24,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:49:24,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:49:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:49:39,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:49:39,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:49:39,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550934317] [2024-06-14 14:49:39,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550934317] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:49:39,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:49:39,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:49:39,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826964858] [2024-06-14 14:49:39,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:49:39,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:49:39,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:49:39,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:49:39,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:49:39,960 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:49:39,961 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 188 transitions, 1857 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:49:39,961 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:49:39,961 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:49:39,961 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:49:42,097 INFO L124 PetriNetUnfolderBase]: 2556/3914 cut-off events. [2024-06-14 14:49:42,097 INFO L125 PetriNetUnfolderBase]: For 374002/374002 co-relation queries the response was YES. [2024-06-14 14:49:42,112 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34416 conditions, 3914 events. 2556/3914 cut-off events. For 374002/374002 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 19986 event pairs, 676 based on Foata normal form. 2/3909 useless extension candidates. Maximal degree in co-relation 34341. Up to 3630 conditions per place. [2024-06-14 14:49:42,129 INFO L140 encePairwiseOnDemand]: 32/44 looper letters, 178 selfloop transitions, 32 changer transitions 0/218 dead transitions. [2024-06-14 14:49:42,129 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 218 transitions, 2427 flow [2024-06-14 14:49:42,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:49:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:49:42,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 170 transitions. [2024-06-14 14:49:42,141 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4292929292929293 [2024-06-14 14:49:42,141 INFO L175 Difference]: Start difference. First operand has 159 places, 188 transitions, 1857 flow. Second operand 9 states and 170 transitions. [2024-06-14 14:49:42,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 218 transitions, 2427 flow [2024-06-14 14:49:42,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 218 transitions, 2207 flow, removed 47 selfloop flow, removed 6 redundant places. [2024-06-14 14:49:42,385 INFO L231 Difference]: Finished difference. Result has 162 places, 191 transitions, 1797 flow [2024-06-14 14:49:42,385 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1637, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=188, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=156, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1797, PETRI_PLACES=162, PETRI_TRANSITIONS=191} [2024-06-14 14:49:42,385 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 117 predicate places. [2024-06-14 14:49:42,385 INFO L495 AbstractCegarLoop]: Abstraction has has 162 places, 191 transitions, 1797 flow [2024-06-14 14:49:42,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:49:42,386 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:49:42,386 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:49:42,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-06-14 14:49:42,386 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:49:42,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:49:42,386 INFO L85 PathProgramCache]: Analyzing trace with hash 489028823, now seen corresponding path program 6 times [2024-06-14 14:49:42,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:49:42,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315151007] [2024-06-14 14:49:42,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:49:42,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:49:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-14 14:49:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-14 14:49:57,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-14 14:49:57,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315151007] [2024-06-14 14:49:57,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315151007] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-14 14:49:57,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-14 14:49:57,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-06-14 14:49:57,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88613358] [2024-06-14 14:49:57,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-14 14:49:57,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-06-14 14:49:57,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-14 14:49:57,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-06-14 14:49:57,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-06-14 14:49:57,504 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 44 [2024-06-14 14:49:57,504 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 191 transitions, 1797 flow. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:49:57,504 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-14 14:49:57,504 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 44 [2024-06-14 14:49:57,504 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-14 14:49:59,661 INFO L124 PetriNetUnfolderBase]: 2546/3905 cut-off events. [2024-06-14 14:49:59,662 INFO L125 PetriNetUnfolderBase]: For 384250/384250 co-relation queries the response was YES. [2024-06-14 14:49:59,678 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34410 conditions, 3905 events. 2546/3905 cut-off events. For 384250/384250 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 19975 event pairs, 664 based on Foata normal form. 4/3902 useless extension candidates. Maximal degree in co-relation 34334. Up to 3453 conditions per place. [2024-06-14 14:49:59,697 INFO L140 encePairwiseOnDemand]: 31/44 looper letters, 170 selfloop transitions, 47 changer transitions 0/225 dead transitions. [2024-06-14 14:49:59,697 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 225 transitions, 2691 flow [2024-06-14 14:49:59,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-14 14:49:59,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-14 14:49:59,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 180 transitions. [2024-06-14 14:49:59,700 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45454545454545453 [2024-06-14 14:49:59,700 INFO L175 Difference]: Start difference. First operand has 162 places, 191 transitions, 1797 flow. Second operand 9 states and 180 transitions. [2024-06-14 14:49:59,700 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 225 transitions, 2691 flow [2024-06-14 14:49:59,996 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 225 transitions, 2519 flow, removed 56 selfloop flow, removed 7 redundant places. [2024-06-14 14:49:59,999 INFO L231 Difference]: Finished difference. Result has 164 places, 191 transitions, 1727 flow [2024-06-14 14:49:59,999 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=1625, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=191, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=47, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=144, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1727, PETRI_PLACES=164, PETRI_TRANSITIONS=191} [2024-06-14 14:49:59,999 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 119 predicate places. [2024-06-14 14:49:59,999 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 191 transitions, 1727 flow [2024-06-14 14:50:00,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 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) [2024-06-14 14:50:00,000 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-14 14:50:00,000 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-14 14:50:00,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-06-14 14:50:00,000 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-06-14 14:50:00,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-14 14:50:00,001 INFO L85 PathProgramCache]: Analyzing trace with hash 488844373, now seen corresponding path program 5 times [2024-06-14 14:50:00,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-14 14:50:00,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126486022] [2024-06-14 14:50:00,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-14 14:50:00,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-14 14:50:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Killed by 15