./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe021_power.oepc_pso.oepc_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/safe021_power.oepc_pso.oepc_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/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe021_power.oepc_pso.oepc_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 14:52:29,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:52:29,670 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:52:29,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:52:29,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:52:29,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:52:29,699 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:52:29,699 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:52:29,700 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:52:29,703 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:52:29,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:52:29,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:52:29,704 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:52:29,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:52:29,705 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:52:29,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:52:29,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:52:29,705 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:52:29,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:52:29,706 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:52:29,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:52:29,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:52:29,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:52:29,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:52:29,707 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:52:29,707 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:52:29,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:52:29,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:52:29,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:52:29,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:52:29,709 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:52:29,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:52:29,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:52:29,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:52:29,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:52:29,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:52:29,710 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:52:29,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:52:29,710 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:52:29,710 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:52:29,710 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:52:29,711 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:52:29,711 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:52:29,711 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:52:29,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:52:29,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:52:29,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:52:29,981 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:52:29,981 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:52:29,982 INFO L431 ainManager$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/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.yml/witness.yml [2024-02-07 14:52:30,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:52:30,081 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:52:30,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-02-07 14:52:30,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:52:31,174 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:52:31,175 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-02-07 14:52:31,196 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4516e5631/16942f655a1f48198107fce145b47258/FLAGeb1e90d64 [2024-02-07 14:52:31,208 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4516e5631/16942f655a1f48198107fce145b47258 [2024-02-07 14:52:31,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:52:31,210 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:52:31,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:52:31,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:52:31,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:52:31,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:52:30" (1/2) ... [2024-02-07 14:52:31,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e158c8f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:52:31, skipping insertion in model container [2024-02-07 14:52:31,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:52:30" (1/2) ... [2024-02-07 14:52:31,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48b051e9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:52:31, skipping insertion in model container [2024-02-07 14:52:31,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:52:31" (2/2) ... [2024-02-07 14:52:31,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e158c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31, skipping insertion in model container [2024-02-07 14:52:31,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:52:31" (2/2) ... [2024-02-07 14:52:31,219 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:52:31,373 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:52:31,374 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] (z$r_buff0_thd3 == (_Bool)0) && (z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,374 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] ((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) [2024-02-07 14:52:31,374 INFO L76 edCorrectnessWitness]: Location invariant before [L749-L749] (z$r_buff1_thd0 == (_Bool)0) && (z$r_buff0_thd1 == (_Bool)0 || z$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:52:31,374 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] ((((z$r_buff1_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) && z$w_buff1_used == (_Bool)1) || z$r_buff0_thd3 == (_Bool)0) || (((z$r_buff0_thd3 == (_Bool)0 && z$r_buff1_thd3 == (_Bool)0) && z$w_buff0_used == (_Bool)1) && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd3 == (_Bool)0 && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1)) [2024-02-07 14:52:31,375 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] ((((z$r_buff1_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) && z$w_buff1_used == (_Bool)1) || z$r_buff0_thd3 == (_Bool)0) || (((z$r_buff0_thd3 == (_Bool)0 && z$r_buff1_thd3 == (_Bool)0) && z$w_buff0_used == (_Bool)1) && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd3 == (_Bool)0 && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1)) [2024-02-07 14:52:31,375 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] 0 <= __unbuffered_cnt [2024-02-07 14:52:31,375 INFO L76 edCorrectnessWitness]: Location invariant before [L806-L806] (((0 <= z) && (z <= 1)) && (z$r_buff1_thd3 == (_Bool)0)) && (z == 0 || z == 1) [2024-02-07 14:52:31,375 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:52:31,376 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] 1 <= __unbuffered_cnt [2024-02-07 14:52:31,376 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] z$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:52:31,376 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] (z$r_buff1_thd0 == (_Bool)0 && (z$w_buff1_used == (_Bool)1 || (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd0 == (_Bool)0 && z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,376 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] (z$r_buff0_thd0 == (_Bool)0) && (z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,376 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] 0 <= __unbuffered_cnt [2024-02-07 14:52:31,376 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] ((((0LL - (long long )z$w_buff0_used) + (long long )z$w_buff1_used >= 0LL) && ((long long )z$w_buff0_used + (long long )z$w_buff1_used >= 0LL)) && ((0LL - (long long )z$w_buff0_used) - (long long )z$w_buff1_used >= 0LL)) && ((long long )z$w_buff0_used - (long long )z$w_buff1_used >= 0LL) [2024-02-07 14:52:31,376 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] ((((z$r_buff1_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) && z$w_buff1_used == (_Bool)1) || z$r_buff0_thd3 == (_Bool)0) || (((z$r_buff0_thd3 == (_Bool)0 && z$r_buff1_thd3 == (_Bool)0) && z$w_buff0_used == (_Bool)1) && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd3 == (_Bool)0 && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1)) [2024-02-07 14:52:31,377 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 14:52:31,377 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] 1 <= __unbuffered_cnt [2024-02-07 14:52:31,377 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] y == 1 [2024-02-07 14:52:31,377 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] z$r_buff1_thd1 == (_Bool)0 || z$r_buff1_thd1 == (_Bool)1 [2024-02-07 14:52:31,377 INFO L76 edCorrectnessWitness]: Location invariant before [L747-L747] (z$w_buff0_used == (_Bool)1) && (z$w_buff1_used == (_Bool)1) [2024-02-07 14:52:31,377 INFO L76 edCorrectnessWitness]: Location invariant before [L746-L746] z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1 [2024-02-07 14:52:31,378 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:52:31,378 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] (z$r_buff1_thd2 == (_Bool)0 && z$w_buff1_used == (_Bool)1) || (z$r_buff0_thd2 == (_Bool)0 && z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,378 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] x == 2 [2024-02-07 14:52:31,378 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] (((0 <= z) && (z <= 1)) && (z == 0 || z == 1)) && (z$flush_delayed == (_Bool)0 || z$flush_delayed == (_Bool)1) [2024-02-07 14:52:31,378 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] (z$r_buff0_thd2 == (_Bool)0) && (z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,379 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 14:52:31,379 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] ((((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (x == 2)) && (__unbuffered_p2_EAX == 1 || ((0 <= __unbuffered_p2_EAX && __unbuffered_p2_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)))) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) [2024-02-07 14:52:31,379 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] z$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:52:31,379 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:52:31,379 INFO L76 edCorrectnessWitness]: Location invariant before [L753-L753] z$r_buff0_thd1 == (_Bool)1 [2024-02-07 14:52:31,379 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (z$r_buff1_thd1 == (_Bool)0 || z$r_buff1_thd1 == (_Bool)1) && (((z$w_buff1_used == (_Bool)1 && (z$r_buff0_thd1 == (_Bool)0 || z$r_buff0_thd1 == (_Bool)1)) || (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1)) || (z$w_buff0_used == (_Bool)1 && (z$r_buff0_thd1 == (_Bool)0 || z$r_buff0_thd1 == (_Bool)1))) [2024-02-07 14:52:31,379 INFO L76 edCorrectnessWitness]: Location invariant before [L752-L752] z$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:52:31,379 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] (z$w_buff0_used == (_Bool)1) && (z$r_buff0_thd1 == (_Bool)0 || z$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:52:31,380 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] ((((z$r_buff1_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) && z$w_buff1_used == (_Bool)1) || z$r_buff0_thd3 == (_Bool)0) || (((z$r_buff0_thd3 == (_Bool)0 && z$r_buff1_thd3 == (_Bool)0) && z$w_buff0_used == (_Bool)1) && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd3 == (_Bool)0 && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1)) [2024-02-07 14:52:31,380 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] (z$r_buff0_thd2 == (_Bool)0) && (z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,380 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] (z$r_buff1_thd2 == (_Bool)0 && (z$w_buff1_used == (_Bool)1 || (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd2 == (_Bool)0 && z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,380 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:52:31,381 INFO L76 edCorrectnessWitness]: Location invariant before [L819-L819] 1 <= __unbuffered_cnt [2024-02-07 14:52:31,381 INFO L76 edCorrectnessWitness]: Location invariant before [L744-L744] ((0 <= z$w_buff1) && (z$w_buff1 <= 1)) && (z$w_buff1 == 0 || z$w_buff1 == 1) [2024-02-07 14:52:31,381 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] 0 <= __unbuffered_cnt [2024-02-07 14:52:31,382 INFO L76 edCorrectnessWitness]: Location invariant before [L750-L750] (z$r_buff0_thd2 == (_Bool)0) && (z$r_buff1_thd1 == (_Bool)0 || z$r_buff1_thd1 == (_Bool)1) [2024-02-07 14:52:31,382 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] (z$r_buff1_thd3 == (_Bool)0 && (z$w_buff1_used == (_Bool)1 || (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,382 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] (z$r_buff1_thd0 == (_Bool)0 && z$w_buff1_used == (_Bool)1) || (z$r_buff0_thd0 == (_Bool)0 && z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,382 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:52:31,382 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] x == 1 [2024-02-07 14:52:31,383 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] ((((z$r_buff1_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) && z$w_buff1_used == (_Bool)1) || z$r_buff0_thd3 == (_Bool)0) || (((z$r_buff0_thd3 == (_Bool)0 && z$r_buff1_thd3 == (_Bool)0) && z$w_buff0_used == (_Bool)1) && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd3 == (_Bool)0 && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1)) [2024-02-07 14:52:31,383 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] z$r_buff1_thd2 == (_Bool)0 [2024-02-07 14:52:31,383 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] z$flush_delayed == (_Bool)0 [2024-02-07 14:52:31,383 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:52:31,383 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:52:31,383 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] z$r_buff0_thd3 == (_Bool)0 || ((z$r_buff1_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) && z$w_buff1_used == (_Bool)1) [2024-02-07 14:52:31,384 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] ((((z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1) || (z$r_buff1_thd0 == (_Bool)0 && z$w_buff1_used == (_Bool)1)) || (z$r_buff1_thd0 == (_Bool)0 && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd0 == (_Bool)0 && z$w_buff0_used == (_Bool)1)) || (z$r_buff0_thd0 == (_Bool)0 && (z$w_buff0_used == (_Bool)0 || z$w_buff0_used == (_Bool)1)) [2024-02-07 14:52:31,384 INFO L76 edCorrectnessWitness]: Location invariant before [L745-L745] (z$w_buff0 == 1) && (z$w_buff0_used == (_Bool)0 || z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,384 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] 0 <= __unbuffered_cnt [2024-02-07 14:52:31,384 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] (z$w_buff0_used == (_Bool)1) && (z$r_buff0_thd1 == (_Bool)0 || z$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:52:31,385 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (z$r_buff1_thd1 == (_Bool)0 || z$r_buff1_thd1 == (_Bool)1) && (((z$w_buff1_used == (_Bool)1 && (z$r_buff0_thd1 == (_Bool)0 || z$r_buff0_thd1 == (_Bool)1)) || (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1)) || (z$w_buff0_used == (_Bool)1 && (z$r_buff0_thd1 == (_Bool)0 || z$r_buff0_thd1 == (_Bool)1))) [2024-02-07 14:52:31,385 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] (z$r_buff0_thd0 == (_Bool)0) && (z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,385 INFO L76 edCorrectnessWitness]: Location invariant before [L748-L748] z$r_buff0_thd0 == (_Bool)0 [2024-02-07 14:52:31,385 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] (z$r_buff1_thd3 == (_Bool)0 && (z$w_buff1_used == (_Bool)1 || (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,386 INFO L76 edCorrectnessWitness]: Location invariant before [L743-L743] ((0 <= z$w_buff0) && (z$w_buff0 <= 1)) && (z$w_buff0 == 0 || z$w_buff0 == 1) [2024-02-07 14:52:31,386 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] (z$r_buff1_thd2 == (_Bool)0 && (z$w_buff1_used == (_Bool)1 || (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd2 == (_Bool)0 && z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,386 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] (z$r_buff0_thd3 == (_Bool)0) && (z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,386 INFO L76 edCorrectnessWitness]: Location invariant before [L751-L751] (z$r_buff0_thd3 == (_Bool)0) && (z$r_buff1_thd2 == (_Bool)0) [2024-02-07 14:52:31,386 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (z$r_buff1_thd3 == (_Bool)0 && z$w_buff1_used == (_Bool)1) || (z$r_buff0_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) [2024-02-07 14:52:31,386 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] ((((z$r_buff1_thd3 == (_Bool)0 && z$w_buff0_used == (_Bool)1) && z$w_buff1_used == (_Bool)1) || z$r_buff0_thd3 == (_Bool)0) || (((z$r_buff0_thd3 == (_Bool)0 && z$r_buff1_thd3 == (_Bool)0) && z$w_buff0_used == (_Bool)1) && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1))) || (z$r_buff0_thd3 == (_Bool)0 && (z$w_buff1_used == (_Bool)0 || z$w_buff1_used == (_Bool)1)) [2024-02-07 14:52:31,386 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (z$w_buff1_used == (_Bool)1 && (z$r_buff1_thd1 == (_Bool)0 || z$r_buff1_thd1 == (_Bool)1)) || (z$w_buff0_used == (_Bool)1 && (z$r_buff0_thd1 == (_Bool)0 || z$r_buff0_thd1 == (_Bool)1)) [2024-02-07 14:52:31,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:52:31,579 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/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2024-02-07 14:52:31,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:52:31,781 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:52:31,810 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/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] 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 14:52:31,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:52:31,932 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:52:31,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31 WrapperNode [2024-02-07 14:52:31,932 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:52:31,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:52:31,933 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:52:31,933 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:52:31,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:31,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:31,986 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 162 [2024-02-07 14:52:31,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:52:31,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:52:31,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:52:31,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:52:31,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:31,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,003 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,020 INFO L175 MemorySlicer]: Split 5 memory accesses to 4 slices as follows [2, 1, 1, 1]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-02-07 14:52:32,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,029 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:52:32,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:52:32,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:52:32,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:52:32,038 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (1/1) ... [2024-02-07 14:52:32,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:52:32,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:52:32,066 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 14:52:32,087 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 14:52:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:52:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:52:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:52:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:52:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:52:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:52:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:52:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:52:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:52:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:52:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:52:32,101 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:52:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 14:52:32,101 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 14:52:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:52:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:52:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:52:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:52:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:52:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:52:32,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:52:32,103 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 14:52:32,278 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:52:32,298 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:52:32,785 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:52:32,785 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:52:33,045 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:52:33,046 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:52:33,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:52:33 BoogieIcfgContainer [2024-02-07 14:52:33,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:52:33,049 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:52:33,050 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:52:33,053 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:52:33,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:52:30" (1/4) ... [2024-02-07 14:52:33,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45ab5b06 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:52:33, skipping insertion in model container [2024-02-07 14:52:33,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:52:31" (2/4) ... [2024-02-07 14:52:33,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45ab5b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:52:33, skipping insertion in model container [2024-02-07 14:52:33,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:52:31" (3/4) ... [2024-02-07 14:52:33,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45ab5b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:52:33, skipping insertion in model container [2024-02-07 14:52:33,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:52:33" (4/4) ... [2024-02-07 14:52:33,057 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-02-07 14:52:33,072 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:52:33,073 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 70 error locations. [2024-02-07 14:52:33,073 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:52:33,182 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:52:33,213 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 118 places, 109 transitions, 230 flow [2024-02-07 14:52:33,263 INFO L124 PetriNetUnfolderBase]: 1/106 cut-off events. [2024-02-07 14:52:33,263 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:52:33,267 INFO L83 FinitePrefix]: Finished finitePrefix Result has 116 conditions, 106 events. 1/106 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 514 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 106. Up to 2 conditions per place. [2024-02-07 14:52:33,267 INFO L82 GeneralOperation]: Start removeDead. Operand has 118 places, 109 transitions, 230 flow [2024-02-07 14:52:33,272 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 115 places, 106 transitions, 221 flow [2024-02-07 14:52:33,283 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:52:33,292 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;@70087df4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:52:33,292 INFO L358 AbstractCegarLoop]: Starting to check reachability of 128 error locations. [2024-02-07 14:52:33,294 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:52:33,294 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:52:33,294 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:52:33,295 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:52:33,295 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:52:33,296 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 125 more)] === [2024-02-07 14:52:33,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:52:33,303 INFO L85 PathProgramCache]: Analyzing trace with hash 23004, now seen corresponding path program 1 times [2024-02-07 14:52:33,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:52:33,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136840442] [2024-02-07 14:52:33,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:52:33,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:52:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:52:33,599 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 14:52:33,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:52:33,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136840442] [2024-02-07 14:52:33,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136840442] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:52:33,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:52:33,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:52:33,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126186747] [2024-02-07 14:52:33,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:52:33,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:52:33,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:52:33,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:52:33,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:52:33,649 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 109 [2024-02-07 14:52:33,656 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 106 transitions, 221 flow. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 14:52:33,657 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:52:33,657 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 109 [2024-02-07 14:52:33,658 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:52:34,713 INFO L124 PetriNetUnfolderBase]: 5142/8917 cut-off events. [2024-02-07 14:52:34,714 INFO L125 PetriNetUnfolderBase]: For 15/15 co-relation queries the response was YES. [2024-02-07 14:52:34,726 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16842 conditions, 8917 events. 5142/8917 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 459. Compared 65099 event pairs, 2431 based on Foata normal form. 170/4954 useless extension candidates. Maximal degree in co-relation 16829. Up to 6400 conditions per place. [2024-02-07 14:52:34,773 INFO L140 encePairwiseOnDemand]: 60/109 looper letters, 65 selfloop transitions, 2 changer transitions 0/77 dead transitions. [2024-02-07 14:52:34,774 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 77 transitions, 303 flow [2024-02-07 14:52:34,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:52:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:52:34,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 173 transitions. [2024-02-07 14:52:34,783 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5290519877675841 [2024-02-07 14:52:34,785 INFO L175 Difference]: Start difference. First operand has 115 places, 106 transitions, 221 flow. Second operand 3 states and 173 transitions. [2024-02-07 14:52:34,785 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 77 transitions, 303 flow [2024-02-07 14:52:34,787 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 77 transitions, 298 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 14:52:34,789 INFO L231 Difference]: Finished difference. Result has 66 places, 56 transitions, 144 flow [2024-02-07 14:52:34,791 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=109, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=144, PETRI_PLACES=66, PETRI_TRANSITIONS=56} [2024-02-07 14:52:34,793 INFO L281 CegarLoopForPetriNet]: 115 programPoint places, -49 predicate places. [2024-02-07 14:52:34,793 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 56 transitions, 144 flow [2024-02-07 14:52:34,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 14:52:34,794 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:52:34,794 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:52:34,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:52:34,794 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 125 more)] === [2024-02-07 14:52:34,794 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:52:34,794 INFO L85 PathProgramCache]: Analyzing trace with hash 686175634, now seen corresponding path program 1 times [2024-02-07 14:52:34,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:52:34,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057987396] [2024-02-07 14:52:34,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:52:34,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:52:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:52:34,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:52:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:52:34,856 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:52:34,857 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:52:34,858 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 128 remaining) [2024-02-07 14:52:34,859 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 128 remaining) [2024-02-07 14:52:34,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 128 remaining) [2024-02-07 14:52:34,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 128 remaining) [2024-02-07 14:52:34,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 128 remaining) [2024-02-07 14:52:34,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 128 remaining) [2024-02-07 14:52:34,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 128 remaining) [2024-02-07 14:52:34,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (120 of 128 remaining) [2024-02-07 14:52:34,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 128 remaining) [2024-02-07 14:52:34,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 128 remaining) [2024-02-07 14:52:34,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 128 remaining) [2024-02-07 14:52:34,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 128 remaining) [2024-02-07 14:52:34,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 128 remaining) [2024-02-07 14:52:34,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 128 remaining) [2024-02-07 14:52:34,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 128 remaining) [2024-02-07 14:52:34,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 128 remaining) [2024-02-07 14:52:34,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 128 remaining) [2024-02-07 14:52:34,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 128 remaining) [2024-02-07 14:52:34,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 128 remaining) [2024-02-07 14:52:34,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 128 remaining) [2024-02-07 14:52:34,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 128 remaining) [2024-02-07 14:52:34,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 128 remaining) [2024-02-07 14:52:34,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 128 remaining) [2024-02-07 14:52:34,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 128 remaining) [2024-02-07 14:52:34,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 128 remaining) [2024-02-07 14:52:34,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 128 remaining) [2024-02-07 14:52:34,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 128 remaining) [2024-02-07 14:52:34,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 128 remaining) [2024-02-07 14:52:34,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 128 remaining) [2024-02-07 14:52:34,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 128 remaining) [2024-02-07 14:52:34,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 128 remaining) [2024-02-07 14:52:34,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 128 remaining) [2024-02-07 14:52:34,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 128 remaining) [2024-02-07 14:52:34,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 128 remaining) [2024-02-07 14:52:34,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 128 remaining) [2024-02-07 14:52:34,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 128 remaining) [2024-02-07 14:52:34,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 128 remaining) [2024-02-07 14:52:34,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 128 remaining) [2024-02-07 14:52:34,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 128 remaining) [2024-02-07 14:52:34,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 128 remaining) [2024-02-07 14:52:34,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 128 remaining) [2024-02-07 14:52:34,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 128 remaining) [2024-02-07 14:52:34,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 128 remaining) [2024-02-07 14:52:34,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 128 remaining) [2024-02-07 14:52:34,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 128 remaining) [2024-02-07 14:52:34,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 128 remaining) [2024-02-07 14:52:34,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 128 remaining) [2024-02-07 14:52:34,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 128 remaining) [2024-02-07 14:52:34,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 128 remaining) [2024-02-07 14:52:34,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 128 remaining) [2024-02-07 14:52:34,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 128 remaining) [2024-02-07 14:52:34,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 128 remaining) [2024-02-07 14:52:34,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 128 remaining) [2024-02-07 14:52:34,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 128 remaining) [2024-02-07 14:52:34,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 128 remaining) [2024-02-07 14:52:34,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 128 remaining) [2024-02-07 14:52:34,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 128 remaining) [2024-02-07 14:52:34,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 128 remaining) [2024-02-07 14:52:34,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 128 remaining) [2024-02-07 14:52:34,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 128 remaining) [2024-02-07 14:52:34,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 128 remaining) [2024-02-07 14:52:34,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 128 remaining) [2024-02-07 14:52:34,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 128 remaining) [2024-02-07 14:52:34,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 128 remaining) [2024-02-07 14:52:34,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 128 remaining) [2024-02-07 14:52:34,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 128 remaining) [2024-02-07 14:52:34,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 128 remaining) [2024-02-07 14:52:34,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 128 remaining) [2024-02-07 14:52:34,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 128 remaining) [2024-02-07 14:52:34,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 128 remaining) [2024-02-07 14:52:34,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (57 of 128 remaining) [2024-02-07 14:52:34,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 128 remaining) [2024-02-07 14:52:34,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (55 of 128 remaining) [2024-02-07 14:52:34,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (54 of 128 remaining) [2024-02-07 14:52:34,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 128 remaining) [2024-02-07 14:52:34,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 128 remaining) [2024-02-07 14:52:34,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 128 remaining) [2024-02-07 14:52:34,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 128 remaining) [2024-02-07 14:52:34,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 128 remaining) [2024-02-07 14:52:34,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (48 of 128 remaining) [2024-02-07 14:52:34,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 128 remaining) [2024-02-07 14:52:34,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 128 remaining) [2024-02-07 14:52:34,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 128 remaining) [2024-02-07 14:52:34,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 128 remaining) [2024-02-07 14:52:34,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 128 remaining) [2024-02-07 14:52:34,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 128 remaining) [2024-02-07 14:52:34,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 128 remaining) [2024-02-07 14:52:34,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 128 remaining) [2024-02-07 14:52:34,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 128 remaining) [2024-02-07 14:52:34,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 128 remaining) [2024-02-07 14:52:34,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 128 remaining) [2024-02-07 14:52:34,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 128 remaining) [2024-02-07 14:52:34,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 128 remaining) [2024-02-07 14:52:34,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 128 remaining) [2024-02-07 14:52:34,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 128 remaining) [2024-02-07 14:52:34,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 128 remaining) [2024-02-07 14:52:34,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 128 remaining) [2024-02-07 14:52:34,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 128 remaining) [2024-02-07 14:52:34,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 128 remaining) [2024-02-07 14:52:34,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 128 remaining) [2024-02-07 14:52:34,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 128 remaining) [2024-02-07 14:52:34,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 128 remaining) [2024-02-07 14:52:34,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 128 remaining) [2024-02-07 14:52:34,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 128 remaining) [2024-02-07 14:52:34,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 128 remaining) [2024-02-07 14:52:34,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 128 remaining) [2024-02-07 14:52:34,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 128 remaining) [2024-02-07 14:52:34,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 128 remaining) [2024-02-07 14:52:34,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 128 remaining) [2024-02-07 14:52:34,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 128 remaining) [2024-02-07 14:52:34,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 128 remaining) [2024-02-07 14:52:34,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 128 remaining) [2024-02-07 14:52:34,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 128 remaining) [2024-02-07 14:52:34,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 128 remaining) [2024-02-07 14:52:34,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 128 remaining) [2024-02-07 14:52:34,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 128 remaining) [2024-02-07 14:52:34,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 128 remaining) [2024-02-07 14:52:34,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 128 remaining) [2024-02-07 14:52:34,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 128 remaining) [2024-02-07 14:52:34,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 128 remaining) [2024-02-07 14:52:34,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 128 remaining) [2024-02-07 14:52:34,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 128 remaining) [2024-02-07 14:52:34,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 128 remaining) [2024-02-07 14:52:34,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 128 remaining) [2024-02-07 14:52:34,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 128 remaining) [2024-02-07 14:52:34,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 128 remaining) [2024-02-07 14:52:34,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 128 remaining) [2024-02-07 14:52:34,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 128 remaining) [2024-02-07 14:52:34,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:52:34,880 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 14:52:34,886 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:52:34,886 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:52:34,903 INFO L503 ceAbstractionStarter]: Automizer considered 68 witness invariants [2024-02-07 14:52:34,903 INFO L504 ceAbstractionStarter]: WitnessConsidered=68 [2024-02-07 14:52:34,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:52:34 BasicIcfg [2024-02-07 14:52:34,904 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:52:34,904 INFO L158 Benchmark]: Toolchain (without parser) took 3694.97ms. Allocated memory was 167.8MB in the beginning and 320.9MB in the end (delta: 153.1MB). Free memory was 125.0MB in the beginning and 175.5MB in the end (delta: -50.6MB). Peak memory consumption was 103.4MB. Max. memory is 16.1GB. [2024-02-07 14:52:34,905 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 89.5MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:52:34,905 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 83.3MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:52:34,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 721.19ms. Allocated memory is still 167.8MB. Free memory was 125.0MB in the beginning and 73.5MB in the end (delta: 51.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-02-07 14:52:34,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.07ms. Allocated memory is still 167.8MB. Free memory was 73.5MB in the beginning and 70.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:52:34,906 INFO L158 Benchmark]: Boogie Preprocessor took 50.56ms. Allocated memory is still 167.8MB. Free memory was 70.5MB in the beginning and 66.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:52:34,906 INFO L158 Benchmark]: RCFGBuilder took 1009.51ms. Allocated memory is still 167.8MB. Free memory was 66.3MB in the beginning and 72.8MB in the end (delta: -6.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-02-07 14:52:34,906 INFO L158 Benchmark]: TraceAbstraction took 1854.61ms. Allocated memory was 167.8MB in the beginning and 320.9MB in the end (delta: 153.1MB). Free memory was 71.7MB in the beginning and 175.5MB in the end (delta: -103.8MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2024-02-07 14:52:34,907 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 0.13ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 89.5MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 83.3MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 721.19ms. Allocated memory is still 167.8MB. Free memory was 125.0MB in the beginning and 73.5MB in the end (delta: 51.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.07ms. Allocated memory is still 167.8MB. Free memory was 73.5MB in the beginning and 70.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.56ms. Allocated memory is still 167.8MB. Free memory was 70.5MB in the beginning and 66.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1009.51ms. Allocated memory is still 167.8MB. Free memory was 66.3MB in the beginning and 72.8MB in the end (delta: -6.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1854.61ms. Allocated memory was 167.8MB in the beginning and 320.9MB in the end (delta: 153.1MB). Free memory was 71.7MB in the beginning and 175.5MB in the end (delta: -103.8MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 747]: 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_p2_EAX = 0; [L713] 0 int __unbuffered_p2_EBX = 0; [L714] 0 _Bool main$tmp_guard0; [L715] 0 _Bool main$tmp_guard1; [L717] 0 int x = 0; [L719] 0 int y = 0; [L721] 0 int z = 0; [L722] 0 _Bool z$flush_delayed; [L723] 0 int z$mem_tmp; [L724] 0 _Bool z$r_buff0_thd0; [L725] 0 _Bool z$r_buff0_thd1; [L726] 0 _Bool z$r_buff0_thd2; [L727] 0 _Bool z$r_buff0_thd3; [L728] 0 _Bool z$r_buff1_thd0; [L729] 0 _Bool z$r_buff1_thd1; [L730] 0 _Bool z$r_buff1_thd2; [L731] 0 _Bool z$r_buff1_thd3; [L732] 0 _Bool z$read_delayed; [L733] 0 int *z$read_delayed_var; [L734] 0 int z$w_buff0; [L735] 0 _Bool z$w_buff0_used; [L736] 0 int z$w_buff1; [L737] 0 _Bool z$w_buff1_used; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L833] 0 pthread_t t2281; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2281={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L834] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[z$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[z$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[z$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[z$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[z$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[z$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[z$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[z$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L834] FCALL, FORK 0 pthread_create(&t2281, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2281={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L743] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[z$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[z$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff0],IntegerLiteral[1]]]]]] [L743] 1 z$w_buff1 = z$w_buff0 [L744] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[z$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[z$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff1],IntegerLiteral[1]]]]]] [L744] 1 z$w_buff0 = 1 [L745] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L745] 1 z$w_buff1_used = z$w_buff0_used [L746] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L746] 1 z$w_buff0_used = (_Bool)1 [L747] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[z$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] - UnprovableResult [Line: 743]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 744]: 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: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: 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: 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: 750]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 751]: 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: 756]: 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: 763]: 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: 766]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 780]: 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: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds 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: 792]: 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: 796]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 797]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 798]: 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: 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: 813]: 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: 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: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 840]: 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: 844]: 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: 851]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 852]: 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: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: 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: 834]: 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: 838]: 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: 836]: 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 7 procedures, 188 locations, 128 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: 1.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 88 IncrementalHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 0 mSDtfsCounter, 88 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=221occurred 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, 7 NumberOfCodeBlocks, 7 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 14:52:34,939 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