./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 958ec4d9 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/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-958ec4d-m [2024-02-07 14:23:50,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:23:50,947 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:23:50,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:23:50,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:23:50,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:23:50,977 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:23:50,978 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:23:50,978 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:23:50,981 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:23:50,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:23:50,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:23:50,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:23:50,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:23:50,983 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:23:50,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:23:50,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:23:50,984 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:23:50,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:23:50,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:23:50,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:23:50,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:23:50,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:23:50,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:23:50,986 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:23:50,986 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:23:50,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:23:50,986 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:23:50,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:23:50,987 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:23:50,988 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:23:50,988 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:23:50,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:23:50,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:23:50,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:23:50,989 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:23:50,989 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:23:50,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:23:50,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:23:50,989 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:23:50,989 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:23:50,990 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:23:50,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:23:50,990 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:23:51,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:23:51,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:23:51,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:23:51,228 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:23:51,228 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:23:51,229 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml [2024-02-07 14:23:51,429 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:23:51,429 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:23:51,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-02-07 14:23:52,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:23:52,713 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:23:52,714 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-02-07 14:23:52,725 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fca783cd2/48f6a47c5f1b425bb6776cc4faae9f59/FLAGae3b71feb [2024-02-07 14:23:52,735 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fca783cd2/48f6a47c5f1b425bb6776cc4faae9f59 [2024-02-07 14:23:52,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:23:52,737 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:23:52,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:23:52,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:23:52,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:23:52,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:23:51" (1/2) ... [2024-02-07 14:23:52,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18612f8a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:23:52, skipping insertion in model container [2024-02-07 14:23:52,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:23:51" (1/2) ... [2024-02-07 14:23:52,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16f9d37a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:23:52, skipping insertion in model container [2024-02-07 14:23:52,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:23:52" (2/2) ... [2024-02-07 14:23:52,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18612f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:52, skipping insertion in model container [2024-02-07 14:23:52,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:23:52" (2/2) ... [2024-02-07 14:23:52,745 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:23:52,955 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:23:52,956 INFO L76 edCorrectnessWitness]: Location invariant before [L866-L866] x$flush_delayed == (_Bool)0 [2024-02-07 14:23:52,956 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,956 INFO L76 edCorrectnessWitness]: Location invariant before [L742-L742] x == 1 [2024-02-07 14:23:52,956 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:23:52,957 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,957 INFO L76 edCorrectnessWitness]: Location invariant before [L861-L861] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,957 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1 [2024-02-07 14:23:52,957 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,957 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] (x$r_buff1_thd1 == (_Bool)0) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:23:52,957 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] (x$r_buff1_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,957 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,958 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$r_buff1_thd1 == (_Bool)0)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:23:52,958 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:23:52,958 INFO L76 edCorrectnessWitness]: Location invariant before [L806-L806] (((x$w_buff0_used == (_Bool)1 && ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) || ((x$r_buff0_thd2 == (_Bool)0 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1))) || (((x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,958 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:23:52,958 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] (((x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && ((((x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || ((x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) [2024-02-07 14:23:52,958 INFO L76 edCorrectnessWitness]: Location invariant before [L819-L819] x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1 [2024-02-07 14:23:52,958 INFO L76 edCorrectnessWitness]: Location invariant before [L745-L745] (x$r_buff0_thd1 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,959 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 14:23:52,959 INFO L76 edCorrectnessWitness]: Location invariant before [L753-L753] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:23:52,959 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] (((x$w_buff0_used == (_Bool)1 && ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) || ((x$r_buff0_thd2 == (_Bool)0 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1))) || (((x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,959 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] ((((0 <= x$w_buff1) && (x$w_buff1 <= 2)) && (x$w_buff1 <= 127)) && (x$w_buff1 % 2 == 0)) && (x$w_buff1 == 0 || x$w_buff1 == 2) [2024-02-07 14:23:52,959 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:23:52,960 INFO L76 edCorrectnessWitness]: Location invariant before [L865-L865] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:23:52,960 INFO L76 edCorrectnessWitness]: Location invariant before [L784-L784] x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1 [2024-02-07 14:23:52,960 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:23:52,960 INFO L76 edCorrectnessWitness]: Location invariant before [L858-L858] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,960 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] ((((0LL - (long long )x$r_buff0_thd1) + (long long )x$w_buff0_used >= 0LL) && ((long long )x$r_buff0_thd1 + (long long )x$w_buff0_used >= 0LL)) && ((0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff0_used >= 0LL)) && ((long long )x$r_buff0_thd1 - (long long )x$w_buff0_used >= 0LL) [2024-02-07 14:23:52,960 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:23:52,960 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:23:52,961 INFO L76 edCorrectnessWitness]: Location invariant before [L860-L860] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,961 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:23:52,961 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,961 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] (x$r_buff1_thd1 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,961 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (x$r_buff0_thd1 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,962 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,962 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,962 INFO L76 edCorrectnessWitness]: Location invariant before [L859-L859] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,963 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] 0 <= __unbuffered_cnt [2024-02-07 14:23:52,963 INFO L76 edCorrectnessWitness]: Location invariant before [L752-L752] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:23:52,963 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] (x$w_buff0 == 2) && (x$w_buff0_used == (_Bool)0 || x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,964 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] 1 <= __unbuffered_cnt [2024-02-07 14:23:52,964 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1))) [2024-02-07 14:23:52,964 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] ((((0 <= x$w_buff0) && (x$w_buff0 <= 2)) && (x$w_buff0 <= 127)) && (x$w_buff0 % 2 == 0)) && (x$w_buff0 == 0 || x$w_buff0 == 2) [2024-02-07 14:23:52,964 INFO L76 edCorrectnessWitness]: Location invariant before [L748-L748] (x$r_buff1_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,964 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,965 INFO L76 edCorrectnessWitness]: Location invariant before [L863-L863] (((((0 <= __unbuffered_p1_EBX) && (__unbuffered_p1_EBX <= 2)) && (__unbuffered_p1_EBX <= 127)) && (x == 2)) && ((__unbuffered_p0_EAX == 1 && (__unbuffered_p1_EAX == 1 || ((0 <= __unbuffered_p1_EAX && __unbuffered_p1_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)))) || ((((((0 <= __unbuffered_p0_EAX && 0 <= __unbuffered_p1_EAX) && __unbuffered_p0_EAX <= 2) && __unbuffered_p0_EAX <= 127) && __unbuffered_p1_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)))) && ((__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) || __unbuffered_p1_EBX == 2) [2024-02-07 14:23:52,965 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1))) [2024-02-07 14:23:52,965 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:23:52,965 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] (((x$w_buff0_used == (_Bool)1 && ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) || ((x$r_buff0_thd2 == (_Bool)0 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1))) || (((x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,965 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] x$r_buff1_thd1 == (_Bool)0 [2024-02-07 14:23:52,965 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] x$r_buff0_thd0 == (_Bool)0 [2024-02-07 14:23:52,966 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] y == 1 [2024-02-07 14:23:52,966 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] x$r_buff0_thd2 == (_Bool)1 [2024-02-07 14:23:52,966 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] (((x$w_buff0_used == (_Bool)1 && ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) || ((x$r_buff0_thd2 == (_Bool)0 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1))) || (((x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,967 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,967 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:23:52,967 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] x$flush_delayed == (_Bool)0 [2024-02-07 14:23:52,968 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:23:52,968 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] (x$r_buff1_thd0 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,968 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,968 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] 0 <= __unbuffered_cnt [2024-02-07 14:23:52,968 INFO L76 edCorrectnessWitness]: Location invariant before [L749-L749] x$r_buff1_thd1 == (_Bool)0 [2024-02-07 14:23:52,968 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] (x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)1) [2024-02-07 14:23:52,968 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] (x$r_buff0_thd1 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,968 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:23:52,969 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:23:52,969 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,969 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:23:52,969 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:23:52,969 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] (x$w_buff1_used == (_Bool)1 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) [2024-02-07 14:23:52,969 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,969 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] (x$r_buff1_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,969 INFO L76 edCorrectnessWitness]: Location invariant before [L867-L867] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:23:52,970 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] (((x$w_buff0_used == (_Bool)1 && ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) || ((x$r_buff0_thd2 == (_Bool)0 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1))) || (((x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,970 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] (x$r_buff0_thd1 == (_Bool)0) && (x$r_buff1_thd0 == (_Bool)0) [2024-02-07 14:23:52,970 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] x$flush_delayed == (_Bool)0 [2024-02-07 14:23:52,970 INFO L76 edCorrectnessWitness]: Location invariant before [L862-L862] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,971 INFO L76 edCorrectnessWitness]: Location invariant before [L747-L747] (x$r_buff0_thd1 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,971 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,971 INFO L76 edCorrectnessWitness]: Location invariant before [L744-L744] (x$r_buff1_thd1 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,971 INFO L76 edCorrectnessWitness]: Location invariant before [L821-L821] 0 <= __unbuffered_cnt [2024-02-07 14:23:52,971 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:23:52,971 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] 1 <= __unbuffered_cnt [2024-02-07 14:23:52,971 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] (((x$w_buff0_used == (_Bool)1 && ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) || ((x$r_buff0_thd2 == (_Bool)0 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1))) || (((x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:23:52,971 INFO L76 edCorrectnessWitness]: Location invariant before [L746-L746] (x$r_buff1_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:23:52,972 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 14:23:53,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:23:53,144 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2024-02-07 14:23:53,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:23:53,383 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:23:53,421 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 14:23:53,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:23:53,618 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:23:53,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53 WrapperNode [2024-02-07 14:23:53,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:23:53,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:23:53,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:23:53,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:23:53,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,710 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 213 [2024-02-07 14:23:53,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:23:53,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:23:53,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:23:53,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:23:53,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,742 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,761 INFO L175 MemorySlicer]: Split 4 memory accesses to 3 slices as follows [2, 1, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-02-07 14:23:53,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:23:53,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:23:53,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:23:53,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:23:53,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (1/1) ... [2024-02-07 14:23:53,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:23:53,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:23:53,822 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) [2024-02-07 14:23:53,874 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 [2024-02-07 14:23:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:23:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:23:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:23:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:23:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:23:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:23:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:23:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:23:53,892 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 14:23:54,023 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:23:54,025 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:23:54,537 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:23:54,537 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:23:55,086 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:23:55,086 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:23:55,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:23:55 BoogieIcfgContainer [2024-02-07 14:23:55,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:23:55,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:23:55,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:23:55,091 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:23:55,092 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:23:51" (1/4) ... [2024-02-07 14:23:55,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca90963 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:23:55, skipping insertion in model container [2024-02-07 14:23:55,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:23:52" (2/4) ... [2024-02-07 14:23:55,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca90963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:23:55, skipping insertion in model container [2024-02-07 14:23:55,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:23:53" (3/4) ... [2024-02-07 14:23:55,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca90963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:23:55, skipping insertion in model container [2024-02-07 14:23:55,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:23:55" (4/4) ... [2024-02-07 14:23:55,096 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-02-07 14:23:55,111 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:23:55,111 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 90 error locations. [2024-02-07 14:23:55,112 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:23:55,249 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:23:55,283 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 129 places, 123 transitions, 254 flow [2024-02-07 14:23:55,352 INFO L124 PetriNetUnfolderBase]: 1/121 cut-off events. [2024-02-07 14:23:55,352 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:23:55,356 INFO L83 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 121 events. 1/121 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 694 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 119. Up to 2 conditions per place. [2024-02-07 14:23:55,356 INFO L82 GeneralOperation]: Start removeDead. Operand has 129 places, 123 transitions, 254 flow [2024-02-07 14:23:55,363 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 127 places, 121 transitions, 248 flow [2024-02-07 14:23:55,374 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:23:55,381 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;@58741acf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:23:55,382 INFO L358 AbstractCegarLoop]: Starting to check reachability of 156 error locations. [2024-02-07 14:23:55,384 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:23:55,384 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:23:55,384 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:23:55,385 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:23:55,385 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:23:55,386 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 153 more)] === [2024-02-07 14:23:55,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:23:55,392 INFO L85 PathProgramCache]: Analyzing trace with hash 29196, now seen corresponding path program 1 times [2024-02-07 14:23:55,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:23:55,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721914318] [2024-02-07 14:23:55,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:23:55,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:23:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:23:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 14:23:55,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:23:55,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721914318] [2024-02-07 14:23:55,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721914318] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:23:55,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:23:55,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:23:55,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222998281] [2024-02-07 14:23:55,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:23:55,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:23:55,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:23:55,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:23:55,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:23:55,748 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 123 [2024-02-07 14:23:55,750 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 121 transitions, 248 flow. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 14:23:55,750 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:23:55,750 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 123 [2024-02-07 14:23:55,751 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:23:56,067 INFO L124 PetriNetUnfolderBase]: 419/968 cut-off events. [2024-02-07 14:23:56,068 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-07 14:23:56,069 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1827 conditions, 968 events. 419/968 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 5937 event pairs, 245 based on Foata normal form. 19/452 useless extension candidates. Maximal degree in co-relation 1815. Up to 711 conditions per place. [2024-02-07 14:23:56,074 INFO L140 encePairwiseOnDemand]: 78/123 looper letters, 50 selfloop transitions, 2 changer transitions 0/61 dead transitions. [2024-02-07 14:23:56,074 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 61 transitions, 232 flow [2024-02-07 14:23:56,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:23:56,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:23:56,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 136 transitions. [2024-02-07 14:23:56,083 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3685636856368564 [2024-02-07 14:23:56,084 INFO L175 Difference]: Start difference. First operand has 127 places, 121 transitions, 248 flow. Second operand 3 states and 136 transitions. [2024-02-07 14:23:56,085 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 61 transitions, 232 flow [2024-02-07 14:23:56,087 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 61 transitions, 230 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 14:23:56,088 INFO L231 Difference]: Finished difference. Result has 60 places, 52 transitions, 122 flow [2024-02-07 14:23:56,090 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=123, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=122, PETRI_PLACES=60, PETRI_TRANSITIONS=52} [2024-02-07 14:23:56,092 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -67 predicate places. [2024-02-07 14:23:56,092 INFO L495 AbstractCegarLoop]: Abstraction has has 60 places, 52 transitions, 122 flow [2024-02-07 14:23:56,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 14:23:56,093 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:23:56,093 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-02-07 14:23:56,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:23:56,093 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 153 more)] === [2024-02-07 14:23:56,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:23:56,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1226728958, now seen corresponding path program 1 times [2024-02-07 14:23:56,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:23:56,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522961560] [2024-02-07 14:23:56,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:23:56,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:23:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:23:56,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:23:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:23:56,125 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:23:56,125 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:23:56,126 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 156 remaining) [2024-02-07 14:23:56,127 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 156 remaining) [2024-02-07 14:23:56,128 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 156 remaining) [2024-02-07 14:23:56,128 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 156 remaining) [2024-02-07 14:23:56,128 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 156 remaining) [2024-02-07 14:23:56,128 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 156 remaining) [2024-02-07 14:23:56,128 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 156 remaining) [2024-02-07 14:23:56,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 156 remaining) [2024-02-07 14:23:56,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 156 remaining) [2024-02-07 14:23:56,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 156 remaining) [2024-02-07 14:23:56,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 156 remaining) [2024-02-07 14:23:56,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 156 remaining) [2024-02-07 14:23:56,129 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 156 remaining) [2024-02-07 14:23:56,130 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 156 remaining) [2024-02-07 14:23:56,130 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 156 remaining) [2024-02-07 14:23:56,130 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 156 remaining) [2024-02-07 14:23:56,130 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 156 remaining) [2024-02-07 14:23:56,130 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 156 remaining) [2024-02-07 14:23:56,130 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 156 remaining) [2024-02-07 14:23:56,131 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 156 remaining) [2024-02-07 14:23:56,131 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 156 remaining) [2024-02-07 14:23:56,131 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 156 remaining) [2024-02-07 14:23:56,131 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 156 remaining) [2024-02-07 14:23:56,131 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 156 remaining) [2024-02-07 14:23:56,131 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 156 remaining) [2024-02-07 14:23:56,131 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err24ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 156 remaining) [2024-02-07 14:23:56,132 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err25ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 156 remaining) [2024-02-07 14:23:56,132 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err26ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 156 remaining) [2024-02-07 14:23:56,132 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err27ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 156 remaining) [2024-02-07 14:23:56,132 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 156 remaining) [2024-02-07 14:23:56,132 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 156 remaining) [2024-02-07 14:23:56,132 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 156 remaining) [2024-02-07 14:23:56,133 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 156 remaining) [2024-02-07 14:23:56,133 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 156 remaining) [2024-02-07 14:23:56,133 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 156 remaining) [2024-02-07 14:23:56,133 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (120 of 156 remaining) [2024-02-07 14:23:56,133 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 156 remaining) [2024-02-07 14:23:56,133 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 156 remaining) [2024-02-07 14:23:56,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 156 remaining) [2024-02-07 14:23:56,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 156 remaining) [2024-02-07 14:23:56,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 156 remaining) [2024-02-07 14:23:56,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 156 remaining) [2024-02-07 14:23:56,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 156 remaining) [2024-02-07 14:23:56,134 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 156 remaining) [2024-02-07 14:23:56,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 156 remaining) [2024-02-07 14:23:56,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 156 remaining) [2024-02-07 14:23:56,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 156 remaining) [2024-02-07 14:23:56,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 156 remaining) [2024-02-07 14:23:56,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 156 remaining) [2024-02-07 14:23:56,135 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 156 remaining) [2024-02-07 14:23:56,136 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 156 remaining) [2024-02-07 14:23:56,136 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 156 remaining) [2024-02-07 14:23:56,136 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 156 remaining) [2024-02-07 14:23:56,136 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 156 remaining) [2024-02-07 14:23:56,136 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 156 remaining) [2024-02-07 14:23:56,136 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 156 remaining) [2024-02-07 14:23:56,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 156 remaining) [2024-02-07 14:23:56,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 156 remaining) [2024-02-07 14:23:56,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 156 remaining) [2024-02-07 14:23:56,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 156 remaining) [2024-02-07 14:23:56,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 156 remaining) [2024-02-07 14:23:56,137 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 156 remaining) [2024-02-07 14:23:56,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 156 remaining) [2024-02-07 14:23:56,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 156 remaining) [2024-02-07 14:23:56,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 156 remaining) [2024-02-07 14:23:56,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 156 remaining) [2024-02-07 14:23:56,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 156 remaining) [2024-02-07 14:23:56,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 156 remaining) [2024-02-07 14:23:56,139 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 156 remaining) [2024-02-07 14:23:56,139 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 156 remaining) [2024-02-07 14:23:56,139 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 156 remaining) [2024-02-07 14:23:56,139 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 156 remaining) [2024-02-07 14:23:56,139 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 156 remaining) [2024-02-07 14:23:56,139 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 156 remaining) [2024-02-07 14:23:56,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 156 remaining) [2024-02-07 14:23:56,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 156 remaining) [2024-02-07 14:23:56,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 156 remaining) [2024-02-07 14:23:56,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 156 remaining) [2024-02-07 14:23:56,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 156 remaining) [2024-02-07 14:23:56,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 156 remaining) [2024-02-07 14:23:56,141 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 156 remaining) [2024-02-07 14:23:56,141 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 156 remaining) [2024-02-07 14:23:56,141 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 156 remaining) [2024-02-07 14:23:56,141 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 156 remaining) [2024-02-07 14:23:56,141 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 156 remaining) [2024-02-07 14:23:56,141 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 156 remaining) [2024-02-07 14:23:56,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 156 remaining) [2024-02-07 14:23:56,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 156 remaining) [2024-02-07 14:23:56,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 156 remaining) [2024-02-07 14:23:56,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 156 remaining) [2024-02-07 14:23:56,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (65 of 156 remaining) [2024-02-07 14:23:56,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 156 remaining) [2024-02-07 14:23:56,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (63 of 156 remaining) [2024-02-07 14:23:56,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 156 remaining) [2024-02-07 14:23:56,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 156 remaining) [2024-02-07 14:23:56,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 156 remaining) [2024-02-07 14:23:56,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 156 remaining) [2024-02-07 14:23:56,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 156 remaining) [2024-02-07 14:23:56,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 156 remaining) [2024-02-07 14:23:56,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 156 remaining) [2024-02-07 14:23:56,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 156 remaining) [2024-02-07 14:23:56,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 156 remaining) [2024-02-07 14:23:56,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 156 remaining) [2024-02-07 14:23:56,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 156 remaining) [2024-02-07 14:23:56,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 156 remaining) [2024-02-07 14:23:56,144 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 156 remaining) [2024-02-07 14:23:56,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 156 remaining) [2024-02-07 14:23:56,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 156 remaining) [2024-02-07 14:23:56,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 156 remaining) [2024-02-07 14:23:56,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 156 remaining) [2024-02-07 14:23:56,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 156 remaining) [2024-02-07 14:23:56,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 156 remaining) [2024-02-07 14:23:56,145 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 156 remaining) [2024-02-07 14:23:56,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 156 remaining) [2024-02-07 14:23:56,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 156 remaining) [2024-02-07 14:23:56,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 156 remaining) [2024-02-07 14:23:56,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err24ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 156 remaining) [2024-02-07 14:23:56,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err25ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 156 remaining) [2024-02-07 14:23:56,146 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err26ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 156 remaining) [2024-02-07 14:23:56,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err27ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 156 remaining) [2024-02-07 14:23:56,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 156 remaining) [2024-02-07 14:23:56,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 156 remaining) [2024-02-07 14:23:56,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 156 remaining) [2024-02-07 14:23:56,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 156 remaining) [2024-02-07 14:23:56,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 156 remaining) [2024-02-07 14:23:56,147 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 156 remaining) [2024-02-07 14:23:56,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (29 of 156 remaining) [2024-02-07 14:23:56,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 156 remaining) [2024-02-07 14:23:56,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 156 remaining) [2024-02-07 14:23:56,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 156 remaining) [2024-02-07 14:23:56,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 156 remaining) [2024-02-07 14:23:56,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 156 remaining) [2024-02-07 14:23:56,148 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 156 remaining) [2024-02-07 14:23:56,149 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 156 remaining) [2024-02-07 14:23:56,149 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 156 remaining) [2024-02-07 14:23:56,149 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 156 remaining) [2024-02-07 14:23:56,149 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 156 remaining) [2024-02-07 14:23:56,149 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 156 remaining) [2024-02-07 14:23:56,149 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 156 remaining) [2024-02-07 14:23:56,149 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 156 remaining) [2024-02-07 14:23:56,150 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 156 remaining) [2024-02-07 14:23:56,150 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 156 remaining) [2024-02-07 14:23:56,150 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 156 remaining) [2024-02-07 14:23:56,150 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 156 remaining) [2024-02-07 14:23:56,150 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 156 remaining) [2024-02-07 14:23:56,150 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 156 remaining) [2024-02-07 14:23:56,150 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 156 remaining) [2024-02-07 14:23:56,151 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 156 remaining) [2024-02-07 14:23:56,151 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 156 remaining) [2024-02-07 14:23:56,151 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 156 remaining) [2024-02-07 14:23:56,151 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 156 remaining) [2024-02-07 14:23:56,151 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 156 remaining) [2024-02-07 14:23:56,151 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 156 remaining) [2024-02-07 14:23:56,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 156 remaining) [2024-02-07 14:23:56,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 156 remaining) [2024-02-07 14:23:56,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 156 remaining) [2024-02-07 14:23:56,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:23:56,152 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 14:23:56,157 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:23:56,158 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:23:56,184 INFO L503 ceAbstractionStarter]: Automizer considered 88 witness invariants [2024-02-07 14:23:56,184 INFO L504 ceAbstractionStarter]: WitnessConsidered=88 [2024-02-07 14:23:56,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:23:56 BasicIcfg [2024-02-07 14:23:56,186 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:23:56,188 INFO L158 Benchmark]: Toolchain (without parser) took 3451.68ms. Allocated memory was 178.3MB in the beginning and 264.2MB in the end (delta: 86.0MB). Free memory was 97.9MB in the beginning and 186.6MB in the end (delta: -88.6MB). Peak memory consumption was 13.0kB. Max. memory is 16.1GB. [2024-02-07 14:23:56,189 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:23:56,189 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 178.3MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:23:56,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 881.70ms. Allocated memory is still 178.3MB. Free memory was 97.7MB in the beginning and 84.7MB in the end (delta: 13.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-02-07 14:23:56,189 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.36ms. Allocated memory is still 178.3MB. Free memory was 84.7MB in the beginning and 80.0MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:23:56,190 INFO L158 Benchmark]: Boogie Preprocessor took 82.27ms. Allocated memory is still 178.3MB. Free memory was 80.0MB in the beginning and 74.3MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-02-07 14:23:56,190 INFO L158 Benchmark]: RCFGBuilder took 1292.39ms. Allocated memory was 178.3MB in the beginning and 264.2MB in the end (delta: 86.0MB). Free memory was 74.3MB in the beginning and 155.9MB in the end (delta: -81.6MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2024-02-07 14:23:56,190 INFO L158 Benchmark]: TraceAbstraction took 1098.84ms. Allocated memory is still 264.2MB. Free memory was 154.9MB in the beginning and 186.6MB in the end (delta: -31.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:23:56,193 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 178.3MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 881.70ms. Allocated memory is still 178.3MB. Free memory was 97.7MB in the beginning and 84.7MB in the end (delta: 13.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.36ms. Allocated memory is still 178.3MB. Free memory was 84.7MB in the beginning and 80.0MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.27ms. Allocated memory is still 178.3MB. Free memory was 80.0MB in the beginning and 74.3MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1292.39ms. Allocated memory was 178.3MB in the beginning and 264.2MB in the end (delta: 86.0MB). Free memory was 74.3MB in the beginning and 155.9MB in the end (delta: -81.6MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1098.84ms. Allocated memory is still 264.2MB. Free memory was 154.9MB in the beginning and 186.6MB in the end (delta: -31.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 744]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L715] 0 int __unbuffered_p1_EBX = 0; [L716] 0 _Bool main$tmp_guard0; [L717] 0 _Bool main$tmp_guard1; [L719] 0 int x = 0; [L720] 0 _Bool x$flush_delayed; [L721] 0 int x$mem_tmp; [L722] 0 _Bool x$r_buff0_thd0; [L723] 0 _Bool x$r_buff0_thd1; [L724] 0 _Bool x$r_buff0_thd2; [L725] 0 _Bool x$r_buff1_thd0; [L726] 0 _Bool x$r_buff1_thd1; [L727] 0 _Bool x$r_buff1_thd2; [L728] 0 _Bool x$read_delayed; [L729] 0 int *x$read_delayed_var; [L730] 0 int x$w_buff0; [L731] 0 _Bool x$w_buff0_used; [L732] 0 int x$w_buff1; [L733] 0 _Bool x$w_buff1_used; [L735] 0 int y = 0; [L736] 0 _Bool weak$$choice0; [L737] 0 _Bool weak$$choice2; [L836] 0 pthread_t t1617; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1617={3:0}, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L837] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$r_buff0_thd1]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[x$r_buff0_thd1]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$r_buff0_thd1]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[x$r_buff0_thd1]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]]]] [L837] FCALL, FORK 0 pthread_create(&t1617, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1617={3:0}, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L741] 1 x = 1 [L742] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[1]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=0] [L744] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[x$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[x$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=0] - UnprovableResult [Line: 742]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 745]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 746]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 747]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 748]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 749]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 752]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 753]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 758]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 769]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 781]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 782]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 783]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 784]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 786]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 789]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 796]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 799]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 800]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 801]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 802]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 803]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 804]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 805]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 806]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 809]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 819]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 821]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 822]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 841]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 842]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 845]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 857]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 858]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 859]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 860]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 861]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 862]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 863]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 865]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 866]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 867]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 206 locations, 156 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 47 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81 IncrementalHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 47 mSolverCounterUnsat, 0 mSDtfsCounter, 81 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 14:23:56,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE