./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.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/mix017.oepc.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/mix017.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix017.oepc.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-958ec4d-m [2024-02-07 14:46:43,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:46:43,550 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:46:43,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:46:43,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:46:43,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:46:43,588 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:46:43,588 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:46:43,589 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:46:43,593 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:46:43,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:46:43,594 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:46:43,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:46:43,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:46:43,596 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:46:43,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:46:43,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:46:43,597 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:46:43,597 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:46:43,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:46:43,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:46:43,598 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:46:43,598 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:46:43,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:46:43,599 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:46:43,599 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:46:43,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:46:43,600 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:46:43,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:46:43,601 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:46:43,601 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:46:43,602 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:46:43,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:46:43,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:46:43,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:46:43,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:46:43,603 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:46:43,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:46:43,603 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:46:43,603 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:46:43,604 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:46:43,604 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:46:43,604 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:46:43,604 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:46:43,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:46:43,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:46:43,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:46:43,872 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:46:43,872 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:46:43,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i [2024-02-07 14:46:45,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:46:45,288 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:46:45,288 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix017.oepc.i [2024-02-07 14:46:45,314 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ab6ef079/b5f96fa91529448480e7c2a6b655d949/FLAG851e74dd1 [2024-02-07 14:46:45,327 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ab6ef079/b5f96fa91529448480e7c2a6b655d949 [2024-02-07 14:46:45,330 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:46:45,331 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:46:45,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix017.oepc.yml/witness.yml [2024-02-07 14:46:45,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:46:45,485 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:46:45,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:46:45,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:46:45,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:46:45,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:46:45" (1/2) ... [2024-02-07 14:46:45,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10142c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:46:45, skipping insertion in model container [2024-02-07 14:46:45,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:46:45" (1/2) ... [2024-02-07 14:46:45,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4af08d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:46:45, skipping insertion in model container [2024-02-07 14:46:45,495 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:46:45" (2/2) ... [2024-02-07 14:46:45,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10142c9c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:45, skipping insertion in model container [2024-02-07 14:46:45,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:46:45" (2/2) ... [2024-02-07 14:46:45,496 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:46:45,698 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:46:45,700 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)1) [2024-02-07 14:46:45,700 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,701 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] (a$r_buff1_thd4 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,701 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 14:46:45,701 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:46:45,702 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] 1 <= __unbuffered_cnt [2024-02-07 14:46:45,702 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] 0 <= __unbuffered_cnt [2024-02-07 14:46:45,702 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:46:45,702 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] a$r_buff1_thd4 == (_Bool)0 [2024-02-07 14:46:45,703 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((0 <= a$w_buff0) && (a$w_buff0 <= 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1) [2024-02-07 14:46:45,703 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:46:45,703 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] a$r_buff0_thd3 == (_Bool)0 [2024-02-07 14:46:45,703 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] a$r_buff0_thd0 == (_Bool)0 [2024-02-07 14:46:45,703 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] (((0 <= a) && (a <= 1)) && (a == 0 || a == 1)) && (a$flush_delayed == (_Bool)0 || a$flush_delayed == (_Bool)1) [2024-02-07 14:46:45,703 INFO L76 edCorrectnessWitness]: Location invariant before [L883-L883] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,704 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] (a$w_buff0 == 1) && (a$w_buff0_used == (_Bool)0 || a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,704 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (a$r_buff1_thd0 == (_Bool)0) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:46:45,704 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1 [2024-02-07 14:46:45,704 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] ((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) [2024-02-07 14:46:45,704 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (a$r_buff0_thd3 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,705 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 14:46:45,705 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] 1 <= __unbuffered_cnt [2024-02-07 14:46:45,705 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (a$r_buff0_thd4 == (_Bool)0) && (a$r_buff1_thd3 == (_Bool)0) [2024-02-07 14:46:45,705 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] (a$r_buff0_thd4 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,706 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] a$r_buff1_thd2 == (_Bool)0 [2024-02-07 14:46:45,706 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] ((0 <= a$w_buff1) && (a$w_buff1 <= 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1) [2024-02-07 14:46:45,706 INFO L76 edCorrectnessWitness]: Location invariant before [L878-L878] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:46:45,706 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] a$flush_delayed == (_Bool)0 [2024-02-07 14:46:45,706 INFO L76 edCorrectnessWitness]: Location invariant before [L825-L825] z == 1 [2024-02-07 14:46:45,706 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) && (((a$w_buff1_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1))) [2024-02-07 14:46:45,707 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:46:45,707 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] x == 1 [2024-02-07 14:46:45,707 INFO L76 edCorrectnessWitness]: Location invariant before [L890-L890] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:46:45,707 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] 1 <= __unbuffered_cnt [2024-02-07 14:46:45,707 INFO L76 edCorrectnessWitness]: Location invariant before [L888-L888] ((((0 <= __unbuffered_p3_EBX) && (__unbuffered_p3_EBX <= 1)) && (__unbuffered_p0_EAX == 0)) && (__unbuffered_p3_EBX == 0 || __unbuffered_p3_EBX == 1)) && ((__unbuffered_p1_EAX == 0 && ((__unbuffered_p2_EAX == 0 && (__unbuffered_p3_EAX == 1 || ((0 <= __unbuffered_p3_EAX && __unbuffered_p3_EAX <= 1) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((0 <= __unbuffered_p2_EAX && 0 <= __unbuffered_p3_EAX) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || ((((((((0 <= __unbuffered_p1_EAX && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p1_EAX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1))) [2024-02-07 14:46:45,708 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:46:45,708 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:46:45,708 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 14:46:45,709 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1 [2024-02-07 14:46:45,709 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] (a$r_buff1_thd3 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,709 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (a$w_buff1_used == (_Bool)1 && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) [2024-02-07 14:46:45,709 INFO L76 edCorrectnessWitness]: Location invariant before [L877-L877] 0 <= __unbuffered_cnt [2024-02-07 14:46:45,709 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] (a$r_buff0_thd4 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,709 INFO L76 edCorrectnessWitness]: Location invariant before [L881-L881] (a$r_buff1_thd0 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,710 INFO L76 edCorrectnessWitness]: Location invariant before [L869-L869] ((((0LL - (long long )a$w_buff0_used) + (long long )a$w_buff1_used >= 0LL) && ((long long )a$w_buff0_used + (long long )a$w_buff1_used >= 0LL)) && ((0LL - (long long )a$w_buff0_used) - (long long )a$w_buff1_used >= 0LL)) && ((long long )a$w_buff0_used - (long long )a$w_buff1_used >= 0LL) [2024-02-07 14:46:45,710 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] 0 <= __unbuffered_cnt [2024-02-07 14:46:45,711 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] (((0 <= a) && (a <= 1)) && (a$r_buff1_thd4 == (_Bool)0)) && (a == 0 || a == 1) [2024-02-07 14:46:45,711 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] a$r_buff0_thd1 == (_Bool)1 [2024-02-07 14:46:45,711 INFO L76 edCorrectnessWitness]: Location invariant before [L879-L879] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:46:45,711 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] a$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:46:45,711 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] 0 <= __unbuffered_cnt [2024-02-07 14:46:45,712 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (a$r_buff1_thd2 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,712 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:46:45,712 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 14:46:45,712 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:46:45,713 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,713 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] ((((a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1) || (a$r_buff1_thd3 == (_Bool)0 && a$w_buff1_used == (_Bool)1)) || (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1)) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff0_used == (_Bool)0 || a$w_buff0_used == (_Bool)1)) [2024-02-07 14:46:45,714 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] (a$r_buff1_thd2 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,714 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] 1 <= __unbuffered_cnt [2024-02-07 14:46:45,714 INFO L76 edCorrectnessWitness]: Location invariant before [L884-L884] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,714 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] ((0 <= __unbuffered_p3_EAX) && (__unbuffered_p3_EAX <= 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1) [2024-02-07 14:46:45,715 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (a$r_buff0_thd3 == (_Bool)0) && (a$r_buff1_thd2 == (_Bool)0) [2024-02-07 14:46:45,715 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] ((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-02-07 14:46:45,715 INFO L76 edCorrectnessWitness]: Location invariant before [L882-L882] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,715 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 14:46:45,715 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (a$r_buff1_thd2 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,715 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] (a$r_buff1_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,716 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] y == 1 [2024-02-07 14:46:45,716 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:46:45,716 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] (a$r_buff1_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,716 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 14:46:45,716 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:46:45,716 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] a$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:46:45,717 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:46:45,717 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] a$r_buff1_thd4 == (_Bool)0 [2024-02-07 14:46:45,717 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:46:45,717 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,717 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:46:45,717 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] (a$r_buff0_thd2 == (_Bool)0) && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) [2024-02-07 14:46:45,718 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] 0 <= __unbuffered_cnt [2024-02-07 14:46:45,718 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:46:45,718 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) && (((a$w_buff1_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1))) [2024-02-07 14:46:45,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:46:46,031 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/mix017.oepc.i[945,958] [2024-02-07 14:46:46,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:46:46,214 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:46:46,250 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/mix017.oepc.i[945,958] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 14:46:46,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:46:46,462 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:46:46,462 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46 WrapperNode [2024-02-07 14:46:46,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:46:46,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:46:46,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:46:46,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:46:46,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,547 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2024-02-07 14:46:46,548 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:46:46,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:46:46,550 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:46:46,550 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:46:46,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,567 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,585 INFO L175 MemorySlicer]: Split 6 memory accesses to 5 slices as follows [2, 1, 1, 1, 1]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 4 writes are split as follows [0, 1, 1, 1, 1]. [2024-02-07 14:46:46,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,600 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,605 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,610 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:46:46,610 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:46:46,611 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:46:46,611 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:46:46,611 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (1/1) ... [2024-02-07 14:46:46,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:46:46,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:46:46,658 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 14:46:46,684 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 14:46:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:46:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:46:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:46:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:46:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 14:46:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:46:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:46:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:46:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:46:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:46:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:46:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:46:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:46:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 14:46:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 14:46:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-02-07 14:46:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-02-07 14:46:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:46:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:46:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:46:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:46:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 14:46:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:46:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:46:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:46:46,706 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 14:46:46,888 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:46:46,892 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:46:47,541 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:46:47,541 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:46:48,030 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:46:48,030 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:46:48,032 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:46:48 BoogieIcfgContainer [2024-02-07 14:46:48,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:46:48,034 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:46:48,034 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:46:48,037 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:46:48,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:46:45" (1/4) ... [2024-02-07 14:46:48,039 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1408eaff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:46:48, skipping insertion in model container [2024-02-07 14:46:48,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:46:45" (2/4) ... [2024-02-07 14:46:48,039 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1408eaff and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:46:48, skipping insertion in model container [2024-02-07 14:46:48,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:46:46" (3/4) ... [2024-02-07 14:46:48,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1408eaff and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:46:48, skipping insertion in model container [2024-02-07 14:46:48,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:46:48" (4/4) ... [2024-02-07 14:46:48,043 INFO L112 eAbstractionObserver]: Analyzing ICFG mix017.oepc.i [2024-02-07 14:46:48,060 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:46:48,061 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 85 error locations. [2024-02-07 14:46:48,062 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:46:48,189 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:46:48,230 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 146 places, 134 transitions, 284 flow [2024-02-07 14:46:48,304 INFO L124 PetriNetUnfolderBase]: 1/130 cut-off events. [2024-02-07 14:46:48,304 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:46:48,310 INFO L83 FinitePrefix]: Finished finitePrefix Result has 143 conditions, 130 events. 1/130 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 621 event pairs, 0 based on Foata normal form. 0/44 useless extension candidates. Maximal degree in co-relation 132. Up to 2 conditions per place. [2024-02-07 14:46:48,310 INFO L82 GeneralOperation]: Start removeDead. Operand has 146 places, 134 transitions, 284 flow [2024-02-07 14:46:48,320 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 142 places, 130 transitions, 272 flow [2024-02-07 14:46:48,334 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:46:48,343 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;@6be2ffce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:46:48,343 INFO L358 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-02-07 14:46:48,346 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:46:48,346 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:46:48,347 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:46:48,349 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:46:48,351 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:46:48,351 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 14:46:48,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:46:48,361 INFO L85 PathProgramCache]: Analyzing trace with hash 26823, now seen corresponding path program 1 times [2024-02-07 14:46:48,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:46:48,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243308254] [2024-02-07 14:46:48,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:46:48,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:46:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:46:48,692 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 14:46:48,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:46:48,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243308254] [2024-02-07 14:46:48,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243308254] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:46:48,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:46:48,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:46:48,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680362276] [2024-02-07 14:46:48,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:46:48,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:46:48,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:46:48,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:46:48,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:46:48,740 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 134 [2024-02-07 14:46:48,743 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 130 transitions, 272 flow. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 14:46:48,743 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:46:48,743 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 134 [2024-02-07 14:46:48,744 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:47:01,126 INFO L124 PetriNetUnfolderBase]: 87834/130474 cut-off events. [2024-02-07 14:47:01,126 INFO L125 PetriNetUnfolderBase]: For 173/173 co-relation queries the response was YES. [2024-02-07 14:47:01,394 INFO L83 FinitePrefix]: Finished finitePrefix Result has 250712 conditions, 130474 events. 87834/130474 cut-off events. For 173/173 co-relation queries the response was YES. Maximal size of possible extension queue 4937. Compared 1060562 event pairs, 40172 based on Foata normal form. 1815/68678 useless extension candidates. Maximal degree in co-relation 250698. Up to 106796 conditions per place. [2024-02-07 14:47:02,005 INFO L140 encePairwiseOnDemand]: 74/134 looper letters, 87 selfloop transitions, 2 changer transitions 0/100 dead transitions. [2024-02-07 14:47:02,006 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 100 transitions, 399 flow [2024-02-07 14:47:02,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:47:02,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:47:02,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 218 transitions. [2024-02-07 14:47:02,019 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5422885572139303 [2024-02-07 14:47:02,021 INFO L175 Difference]: Start difference. First operand has 142 places, 130 transitions, 272 flow. Second operand 3 states and 218 transitions. [2024-02-07 14:47:02,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 100 transitions, 399 flow [2024-02-07 14:47:02,029 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 100 transitions, 392 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-02-07 14:47:02,031 INFO L231 Difference]: Finished difference. Result has 83 places, 71 transitions, 182 flow [2024-02-07 14:47:02,033 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=182, PETRI_PLACES=83, PETRI_TRANSITIONS=71} [2024-02-07 14:47:02,036 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -59 predicate places. [2024-02-07 14:47:02,037 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 71 transitions, 182 flow [2024-02-07 14:47:02,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 14:47:02,038 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:47:02,038 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:47:02,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:47:02,039 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 14:47:02,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:47:02,040 INFO L85 PathProgramCache]: Analyzing trace with hash 800120402, now seen corresponding path program 1 times [2024-02-07 14:47:02,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:47:02,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956465408] [2024-02-07 14:47:02,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:47:02,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:47:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:47:02,119 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 14:47:02,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:47:02,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956465408] [2024-02-07 14:47:02,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956465408] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:47:02,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:47:02,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:47:02,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490513181] [2024-02-07 14:47:02,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:47:02,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:47:02,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:47:02,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:47:02,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:47:02,124 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 134 [2024-02-07 14:47:02,125 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 71 transitions, 182 flow. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 14:47:02,125 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:47:02,125 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 134 [2024-02-07 14:47:02,126 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:47:12,600 INFO L124 PetriNetUnfolderBase]: 82169/123044 cut-off events. [2024-02-07 14:47:12,601 INFO L125 PetriNetUnfolderBase]: For 6720/6720 co-relation queries the response was YES. [2024-02-07 14:47:12,858 INFO L83 FinitePrefix]: Finished finitePrefix Result has 267674 conditions, 123044 events. 82169/123044 cut-off events. For 6720/6720 co-relation queries the response was YES. Maximal size of possible extension queue 4926. Compared 1010058 event pairs, 34507 based on Foata normal form. 1711/75245 useless extension candidates. Maximal degree in co-relation 267661. Up to 106796 conditions per place. [2024-02-07 14:47:13,442 INFO L140 encePairwiseOnDemand]: 131/134 looper letters, 86 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2024-02-07 14:47:13,442 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 99 transitions, 420 flow [2024-02-07 14:47:13,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:47:13,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:47:13,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 137 transitions. [2024-02-07 14:47:13,449 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3407960199004975 [2024-02-07 14:47:13,449 INFO L175 Difference]: Start difference. First operand has 83 places, 71 transitions, 182 flow. Second operand 3 states and 137 transitions. [2024-02-07 14:47:13,450 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 99 transitions, 420 flow [2024-02-07 14:47:13,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 99 transitions, 416 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 14:47:13,453 INFO L231 Difference]: Finished difference. Result has 82 places, 70 transitions, 180 flow [2024-02-07 14:47:13,454 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=180, PETRI_PLACES=82, PETRI_TRANSITIONS=70} [2024-02-07 14:47:13,454 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -60 predicate places. [2024-02-07 14:47:13,455 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 70 transitions, 180 flow [2024-02-07 14:47:13,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 14:47:13,455 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:47:13,455 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:47:13,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:47:13,456 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 14:47:13,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:47:13,456 INFO L85 PathProgramCache]: Analyzing trace with hash 800120406, now seen corresponding path program 1 times [2024-02-07 14:47:13,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:47:13,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021897251] [2024-02-07 14:47:13,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:47:13,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:47:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:47:13,492 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:47:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:47:13,532 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:47:13,532 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:47:13,533 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 159 remaining) [2024-02-07 14:47:13,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 159 remaining) [2024-02-07 14:47:13,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 159 remaining) [2024-02-07 14:47:13,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 159 remaining) [2024-02-07 14:47:13,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 159 remaining) [2024-02-07 14:47:13,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 159 remaining) [2024-02-07 14:47:13,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 159 remaining) [2024-02-07 14:47:13,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (151 of 159 remaining) [2024-02-07 14:47:13,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 159 remaining) [2024-02-07 14:47:13,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 159 remaining) [2024-02-07 14:47:13,541 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 159 remaining) [2024-02-07 14:47:13,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 159 remaining) [2024-02-07 14:47:13,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 159 remaining) [2024-02-07 14:47:13,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 159 remaining) [2024-02-07 14:47:13,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 159 remaining) [2024-02-07 14:47:13,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 159 remaining) [2024-02-07 14:47:13,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 159 remaining) [2024-02-07 14:47:13,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 159 remaining) [2024-02-07 14:47:13,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 159 remaining) [2024-02-07 14:47:13,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 159 remaining) [2024-02-07 14:47:13,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 159 remaining) [2024-02-07 14:47:13,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 159 remaining) [2024-02-07 14:47:13,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 159 remaining) [2024-02-07 14:47:13,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 159 remaining) [2024-02-07 14:47:13,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 159 remaining) [2024-02-07 14:47:13,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 159 remaining) [2024-02-07 14:47:13,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 159 remaining) [2024-02-07 14:47:13,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 159 remaining) [2024-02-07 14:47:13,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 159 remaining) [2024-02-07 14:47:13,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 159 remaining) [2024-02-07 14:47:13,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 159 remaining) [2024-02-07 14:47:13,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 159 remaining) [2024-02-07 14:47:13,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 159 remaining) [2024-02-07 14:47:13,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 159 remaining) [2024-02-07 14:47:13,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 159 remaining) [2024-02-07 14:47:13,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 159 remaining) [2024-02-07 14:47:13,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 159 remaining) [2024-02-07 14:47:13,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 159 remaining) [2024-02-07 14:47:13,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 159 remaining) [2024-02-07 14:47:13,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 159 remaining) [2024-02-07 14:47:13,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 159 remaining) [2024-02-07 14:47:13,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 159 remaining) [2024-02-07 14:47:13,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 159 remaining) [2024-02-07 14:47:13,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 159 remaining) [2024-02-07 14:47:13,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 159 remaining) [2024-02-07 14:47:13,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 159 remaining) [2024-02-07 14:47:13,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 159 remaining) [2024-02-07 14:47:13,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 159 remaining) [2024-02-07 14:47:13,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 159 remaining) [2024-02-07 14:47:13,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 159 remaining) [2024-02-07 14:47:13,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 159 remaining) [2024-02-07 14:47:13,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 159 remaining) [2024-02-07 14:47:13,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 159 remaining) [2024-02-07 14:47:13,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 159 remaining) [2024-02-07 14:47:13,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 159 remaining) [2024-02-07 14:47:13,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 159 remaining) [2024-02-07 14:47:13,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 159 remaining) [2024-02-07 14:47:13,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 159 remaining) [2024-02-07 14:47:13,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 159 remaining) [2024-02-07 14:47:13,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 159 remaining) [2024-02-07 14:47:13,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 159 remaining) [2024-02-07 14:47:13,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 159 remaining) [2024-02-07 14:47:13,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 159 remaining) [2024-02-07 14:47:13,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 159 remaining) [2024-02-07 14:47:13,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 159 remaining) [2024-02-07 14:47:13,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 159 remaining) [2024-02-07 14:47:13,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 159 remaining) [2024-02-07 14:47:13,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 159 remaining) [2024-02-07 14:47:13,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 159 remaining) [2024-02-07 14:47:13,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 159 remaining) [2024-02-07 14:47:13,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 159 remaining) [2024-02-07 14:47:13,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 159 remaining) [2024-02-07 14:47:13,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 159 remaining) [2024-02-07 14:47:13,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 159 remaining) [2024-02-07 14:47:13,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 159 remaining) [2024-02-07 14:47:13,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 159 remaining) [2024-02-07 14:47:13,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 159 remaining) [2024-02-07 14:47:13,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 159 remaining) [2024-02-07 14:47:13,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 159 remaining) [2024-02-07 14:47:13,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 159 remaining) [2024-02-07 14:47:13,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 159 remaining) [2024-02-07 14:47:13,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 159 remaining) [2024-02-07 14:47:13,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 159 remaining) [2024-02-07 14:47:13,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 159 remaining) [2024-02-07 14:47:13,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 159 remaining) [2024-02-07 14:47:13,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (73 of 159 remaining) [2024-02-07 14:47:13,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 159 remaining) [2024-02-07 14:47:13,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 159 remaining) [2024-02-07 14:47:13,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 159 remaining) [2024-02-07 14:47:13,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (69 of 159 remaining) [2024-02-07 14:47:13,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 159 remaining) [2024-02-07 14:47:13,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 159 remaining) [2024-02-07 14:47:13,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 159 remaining) [2024-02-07 14:47:13,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 159 remaining) [2024-02-07 14:47:13,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 159 remaining) [2024-02-07 14:47:13,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (63 of 159 remaining) [2024-02-07 14:47:13,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 159 remaining) [2024-02-07 14:47:13,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 159 remaining) [2024-02-07 14:47:13,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 159 remaining) [2024-02-07 14:47:13,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 159 remaining) [2024-02-07 14:47:13,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 159 remaining) [2024-02-07 14:47:13,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 159 remaining) [2024-02-07 14:47:13,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 159 remaining) [2024-02-07 14:47:13,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 159 remaining) [2024-02-07 14:47:13,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 159 remaining) [2024-02-07 14:47:13,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 159 remaining) [2024-02-07 14:47:13,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 159 remaining) [2024-02-07 14:47:13,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 159 remaining) [2024-02-07 14:47:13,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 159 remaining) [2024-02-07 14:47:13,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 159 remaining) [2024-02-07 14:47:13,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 159 remaining) [2024-02-07 14:47:13,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 159 remaining) [2024-02-07 14:47:13,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 159 remaining) [2024-02-07 14:47:13,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 159 remaining) [2024-02-07 14:47:13,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 159 remaining) [2024-02-07 14:47:13,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 159 remaining) [2024-02-07 14:47:13,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 159 remaining) [2024-02-07 14:47:13,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 159 remaining) [2024-02-07 14:47:13,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 159 remaining) [2024-02-07 14:47:13,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 159 remaining) [2024-02-07 14:47:13,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 159 remaining) [2024-02-07 14:47:13,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 159 remaining) [2024-02-07 14:47:13,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 159 remaining) [2024-02-07 14:47:13,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 159 remaining) [2024-02-07 14:47:13,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 159 remaining) [2024-02-07 14:47:13,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 159 remaining) [2024-02-07 14:47:13,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 159 remaining) [2024-02-07 14:47:13,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 159 remaining) [2024-02-07 14:47:13,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 159 remaining) [2024-02-07 14:47:13,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 159 remaining) [2024-02-07 14:47:13,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 159 remaining) [2024-02-07 14:47:13,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 159 remaining) [2024-02-07 14:47:13,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 159 remaining) [2024-02-07 14:47:13,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 159 remaining) [2024-02-07 14:47:13,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 159 remaining) [2024-02-07 14:47:13,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 159 remaining) [2024-02-07 14:47:13,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 159 remaining) [2024-02-07 14:47:13,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 159 remaining) [2024-02-07 14:47:13,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 159 remaining) [2024-02-07 14:47:13,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 159 remaining) [2024-02-07 14:47:13,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 159 remaining) [2024-02-07 14:47:13,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 159 remaining) [2024-02-07 14:47:13,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 159 remaining) [2024-02-07 14:47:13,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 159 remaining) [2024-02-07 14:47:13,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 159 remaining) [2024-02-07 14:47:13,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 159 remaining) [2024-02-07 14:47:13,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 159 remaining) [2024-02-07 14:47:13,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 159 remaining) [2024-02-07 14:47:13,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 159 remaining) [2024-02-07 14:47:13,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 159 remaining) [2024-02-07 14:47:13,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 159 remaining) [2024-02-07 14:47:13,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 159 remaining) [2024-02-07 14:47:13,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 159 remaining) [2024-02-07 14:47:13,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 159 remaining) [2024-02-07 14:47:13,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 159 remaining) [2024-02-07 14:47:13,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 159 remaining) [2024-02-07 14:47:13,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 159 remaining) [2024-02-07 14:47:13,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 159 remaining) [2024-02-07 14:47:13,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 159 remaining) [2024-02-07 14:47:13,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 14:47:13,583 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 14:47:13,592 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:47:13,592 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:47:13,620 INFO L503 ceAbstractionStarter]: Automizer considered 83 witness invariants [2024-02-07 14:47:13,621 INFO L504 ceAbstractionStarter]: WitnessConsidered=83 [2024-02-07 14:47:13,621 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:47:13 BasicIcfg [2024-02-07 14:47:13,621 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:47:13,622 INFO L158 Benchmark]: Toolchain (without parser) took 28137.39ms. Allocated memory was 174.1MB in the beginning and 12.1GB in the end (delta: 12.0GB). Free memory was 109.5MB in the beginning and 10.5GB in the end (delta: -10.4GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-02-07 14:47:13,622 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 174.1MB. Free memory is still 136.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:47:13,622 INFO L158 Benchmark]: Witness Parser took 3.89ms. Allocated memory is still 174.1MB. Free memory is still 116.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:47:13,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 976.91ms. Allocated memory is still 174.1MB. Free memory was 109.5MB in the beginning and 120.6MB in the end (delta: -11.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-02-07 14:47:13,623 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.89ms. Allocated memory is still 174.1MB. Free memory was 120.6MB in the beginning and 117.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:47:13,623 INFO L158 Benchmark]: Boogie Preprocessor took 60.72ms. Allocated memory is still 174.1MB. Free memory was 117.2MB in the beginning and 113.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:47:13,624 INFO L158 Benchmark]: RCFGBuilder took 1421.52ms. Allocated memory was 174.1MB in the beginning and 253.8MB in the end (delta: 79.7MB). Free memory was 113.0MB in the beginning and 182.2MB in the end (delta: -69.2MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2024-02-07 14:47:13,624 INFO L158 Benchmark]: TraceAbstraction took 25587.47ms. Allocated memory was 253.8MB in the beginning and 12.1GB in the end (delta: 11.9GB). Free memory was 182.2MB in the beginning and 10.5GB in the end (delta: -10.3GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-02-07 14:47:13,625 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 174.1MB. Free memory is still 136.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 3.89ms. Allocated memory is still 174.1MB. Free memory is still 116.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 976.91ms. Allocated memory is still 174.1MB. Free memory was 109.5MB in the beginning and 120.6MB in the end (delta: -11.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.89ms. Allocated memory is still 174.1MB. Free memory was 120.6MB in the beginning and 117.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.72ms. Allocated memory is still 174.1MB. Free memory was 117.2MB in the beginning and 113.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1421.52ms. Allocated memory was 174.1MB in the beginning and 253.8MB in the end (delta: 79.7MB). Free memory was 113.0MB in the beginning and 182.2MB in the end (delta: -69.2MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. * TraceAbstraction took 25587.47ms. Allocated memory was 253.8MB in the beginning and 12.1GB in the end (delta: 11.9GB). Free memory was 182.2MB in the beginning and 10.5GB in the end (delta: -10.3GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 758]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool a$flush_delayed; [L724] 0 int a$mem_tmp; [L725] 0 _Bool a$r_buff0_thd0; [L726] 0 _Bool a$r_buff0_thd1; [L727] 0 _Bool a$r_buff0_thd2; [L728] 0 _Bool a$r_buff0_thd3; [L729] 0 _Bool a$r_buff0_thd4; [L730] 0 _Bool a$r_buff1_thd0; [L731] 0 _Bool a$r_buff1_thd1; [L732] 0 _Bool a$r_buff1_thd2; [L733] 0 _Bool a$r_buff1_thd3; [L734] 0 _Bool a$r_buff1_thd4; [L735] 0 _Bool a$read_delayed; [L736] 0 int *a$read_delayed_var; [L737] 0 int a$w_buff0; [L738] 0 _Bool a$w_buff0_used; [L739] 0 int a$w_buff1; [L740] 0 _Bool a$w_buff1_used; [L741] 0 _Bool main$tmp_guard0; [L742] 0 _Bool main$tmp_guard1; [L744] 0 int x = 0; [L746] 0 int y = 0; [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L868] 0 pthread_t t433; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t433={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L869] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L869] FCALL, FORK 0 pthread_create(&t433, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t433={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]]]]] [L754] 1 a$w_buff1 = a$w_buff0 [L755] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]]]]] [L755] 1 a$w_buff0 = 1 [L756] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L756] 1 a$w_buff1_used = a$w_buff0_used [L757] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L757] 1 a$w_buff0_used = (_Bool)1 [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: 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: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: 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: 794]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 805]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: 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: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 825]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 827]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 833]: 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: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 839]: 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: 843]: 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: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 869]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 877]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 879]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 881]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 886]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 888]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 889]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 890]: 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: 871]: 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: 875]: 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: 873]: 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: 869]: 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 9 procedures, 237 locations, 159 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: 25.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 24.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 58 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 57 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 78 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 232 IncrementalHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 78 mSolverCounterUnsat, 0 mSDtfsCounter, 232 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=272occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 14:47:13,665 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