./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix043.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/mix043.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7c74aec 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/mix043.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix043.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-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:27:56,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:27:56,514 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:27:56,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:27:56,524 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:27:56,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:27:56,547 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:27:56,548 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:27:56,548 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:27:56,551 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:27:56,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:27:56,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:27:56,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:27:56,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:27:56,553 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:27:56,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:27:56,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:27:56,554 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:27:56,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:27:56,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:27:56,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:27:56,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:27:56,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:27:56,555 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:27:56,556 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:27:56,556 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:27:56,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:27:56,556 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:27:56,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:27:56,557 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:27:56,558 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:27:56,558 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:27:56,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:27:56,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:27:56,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:27:56,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:27:56,559 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:27:56,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:27:56,559 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:27:56,559 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:27:56,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:27:56,560 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:27:56,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:27:56,560 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:27:56,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:27:56,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:27:56,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:27:56,823 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:27:56,823 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:27:56,824 INFO L431 ainManager$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/mix043.oepc.yml/witness.yml [2024-02-07 19:27:56,981 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:27:56,981 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:27:56,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix043.oepc.i [2024-02-07 19:27:58,176 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:27:58,395 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:27:58,395 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix043.oepc.i [2024-02-07 19:27:58,415 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/643419f58/a61faca75db04bd5b846324df76a26bd/FLAG49b8f4027 [2024-02-07 19:27:58,426 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/643419f58/a61faca75db04bd5b846324df76a26bd [2024-02-07 19:27:58,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:27:58,428 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:27:58,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:27:58,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:27:58,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:27:58,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:27:56" (1/2) ... [2024-02-07 19:27:58,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1195ee and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:27:58, skipping insertion in model container [2024-02-07 19:27:58,434 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:27:56" (1/2) ... [2024-02-07 19:27:58,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ec16fca and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:27:58, skipping insertion in model container [2024-02-07 19:27:58,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:27:58" (2/2) ... [2024-02-07 19:27:58,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1195ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:58, skipping insertion in model container [2024-02-07 19:27:58,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:27:58" (2/2) ... [2024-02-07 19:27:58,435 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:27:58,608 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:27:58,609 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] y == 1 [2024-02-07 19:27:58,609 INFO L76 edCorrectnessWitness]: Location invariant before [L872-L872] ((((0LL - (long long )b$w_buff0_used) + (long long )b$w_buff1_used >= 0LL) && ((long long )b$w_buff0_used + (long long )b$w_buff1_used >= 0LL)) && ((0LL - (long long )b$w_buff0_used) - (long long )b$w_buff1_used >= 0LL)) && ((long long )b$w_buff0_used - (long long )b$w_buff1_used >= 0LL) [2024-02-07 19:27:58,609 INFO L76 edCorrectnessWitness]: Location invariant before [L893-L893] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:27:58,609 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] 0 <= __unbuffered_cnt [2024-02-07 19:27:58,610 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] (b$r_buff1_thd3 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,610 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 19:27:58,610 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] (b$r_buff0_thd3 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,610 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] (b$r_buff0_thd2 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,610 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] b$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:27:58,611 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] b$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:27:58,611 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (b$r_buff1_thd2 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,611 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:58,611 INFO L76 edCorrectnessWitness]: Location invariant before [L888-L888] (b$r_buff1_thd0 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,611 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] ((0 <= b) && (b <= 1)) && (b == 0 || b == 1) [2024-02-07 19:27:58,611 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] 1 <= __unbuffered_cnt [2024-02-07 19:27:58,611 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:58,612 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1 [2024-02-07 19:27:58,612 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:58,612 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] (b$r_buff1_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,612 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:58,612 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (b$r_buff0_thd4 == (_Bool)0) && (b$r_buff1_thd3 == (_Bool)0) [2024-02-07 19:27:58,613 INFO L76 edCorrectnessWitness]: Location invariant before [L892-L892] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:27:58,613 INFO L76 edCorrectnessWitness]: Location invariant before [L891-L891] ((((0 <= __unbuffered_p3_EBX) && (__unbuffered_p3_EBX <= 1)) && (z == 2)) && (__unbuffered_p3_EBX == 0 || __unbuffered_p3_EBX == 1)) && ((__unbuffered_p0_EAX == 0 && ((__unbuffered_p1_EAX == 0 && (__unbuffered_p3_EAX == 1 || ((0 <= __unbuffered_p3_EAX && __unbuffered_p3_EAX <= 1) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((0 <= __unbuffered_p1_EAX && 0 <= __unbuffered_p3_EAX) && __unbuffered_p1_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || ((((((((0 <= __unbuffered_p0_EAX && 0 <= __unbuffered_p1_EAX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p0_EAX <= 1) && __unbuffered_p1_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1))) [2024-02-07 19:27:58,613 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:27:58,613 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((0 <= b$w_buff0) && (b$w_buff0 <= 1)) && (b$w_buff0 == 0 || b$w_buff0 == 1) [2024-02-07 19:27:58,613 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] (b$r_buff0_thd0 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,613 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) && (((b$w_buff1_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:27:58,613 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] (b$r_buff1_thd3 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,614 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] (b$r_buff1_thd2 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,614 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] ((0 <= __unbuffered_p3_EAX) && (__unbuffered_p3_EAX <= 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1) [2024-02-07 19:27:58,614 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:58,614 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] 0 <= __unbuffered_cnt [2024-02-07 19:27:58,614 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] (b$r_buff1_thd3 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,614 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 19:27:58,614 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] b$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:27:58,614 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] 1 <= __unbuffered_cnt [2024-02-07 19:27:58,615 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] (((0 <= b) && (b <= 1)) && (b$r_buff1_thd4 == (_Bool)0)) && (b == 0 || b == 1) [2024-02-07 19:27:58,615 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (b$w_buff1_used == (_Bool)1 && (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:27:58,616 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:58,616 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (b$r_buff1_thd0 == (_Bool)0) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:27:58,616 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] b$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:27:58,616 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] 1 <= __unbuffered_cnt [2024-02-07 19:27:58,617 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] (b$r_buff0_thd4 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,617 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] a == 1 [2024-02-07 19:27:58,617 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) && (((b$w_buff1_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1)) || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) || (b$w_buff0_used == (_Bool)1 && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:27:58,617 INFO L76 edCorrectnessWitness]: Location invariant before [L884-L884] (b$r_buff1_thd0 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,617 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (b$r_buff1_thd2 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,618 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] ((((b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1) || (b$r_buff1_thd0 == (_Bool)0 && b$w_buff1_used == (_Bool)1)) || (b$r_buff1_thd0 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1)) || (b$r_buff0_thd0 == (_Bool)0 && (b$w_buff0_used == (_Bool)0 || b$w_buff0_used == (_Bool)1)) [2024-02-07 19:27:58,618 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] b$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:27:58,618 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:27:58,618 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] ((0 <= b$w_buff1) && (b$w_buff1 <= 1)) && (b$w_buff1 == 0 || b$w_buff1 == 1) [2024-02-07 19:27:58,618 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] b$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:27:58,618 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:27:58,619 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:27:58,619 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:27:58,619 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] (b$r_buff0_thd0 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,619 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 19:27:58,620 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 19:27:58,620 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] (b$w_buff0 == 1) && (b$w_buff0_used == (_Bool)0 || b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,620 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (b$r_buff0_thd3 == (_Bool)0) && (b$r_buff1_thd2 == (_Bool)0) [2024-02-07 19:27:58,620 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)1) [2024-02-07 19:27:58,621 INFO L76 edCorrectnessWitness]: Location invariant before [L825-L825] z == 2 [2024-02-07 19:27:58,621 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] 1 <= __unbuffered_cnt [2024-02-07 19:27:58,621 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] ((((b$r_buff1_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) && b$w_buff1_used == (_Bool)1) || b$r_buff0_thd4 == (_Bool)0) || (((b$r_buff0_thd4 == (_Bool)0 && b$r_buff1_thd4 == (_Bool)0) && b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:58,621 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] (b$r_buff0_thd2 == (_Bool)0) && (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:27:58,621 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] (b$r_buff1_thd4 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,621 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (b$r_buff0_thd3 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,621 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] (((0 <= b) && (b <= 1)) && (b == 0 || b == 1)) && (b$flush_delayed == (_Bool)0 || b$flush_delayed == (_Bool)1) [2024-02-07 19:27:58,621 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] x == 1 [2024-02-07 19:27:58,622 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] b$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:27:58,622 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] 0 <= __unbuffered_cnt [2024-02-07 19:27:58,622 INFO L76 edCorrectnessWitness]: Location invariant before [L881-L881] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:27:58,622 INFO L76 edCorrectnessWitness]: Location invariant before [L880-L880] 0 <= __unbuffered_cnt [2024-02-07 19:27:58,622 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (b$r_buff0_thd2 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,622 INFO L76 edCorrectnessWitness]: Location invariant before [L882-L882] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:27:58,622 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] b$flush_delayed == (_Bool)0 [2024-02-07 19:27:58,622 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] z == 1 [2024-02-07 19:27:58,623 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] (b$r_buff0_thd4 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,623 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (b$w_buff0_used == (_Bool)1) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:27:58,623 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] (b$r_buff1_thd4 == (_Bool)0 && (b$w_buff1_used == (_Bool)1 || (b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1))) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:58,623 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] (b$w_buff0_used == (_Bool)1) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:27:58,623 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] 0 <= __unbuffered_cnt [2024-02-07 19:27:58,664 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:27:58,822 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/mix043.oepc.i[945,958] [2024-02-07 19:27:59,100 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:27:59,109 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:27:59,139 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/mix043.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 19:27:59,240 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:27:59,286 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:27:59,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59 WrapperNode [2024-02-07 19:27:59,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:27:59,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:27:59,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:27:59,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:27:59,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,309 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,337 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2024-02-07 19:27:59,338 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:27:59,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:27:59,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:27:59,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:27:59,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,351 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,364 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 19:27:59,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,365 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:27:59,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:27:59,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:27:59,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:27:59,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (1/1) ... [2024-02-07 19:27:59,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:27:59,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:27:59,422 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 19:27:59,441 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 19:27:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:27:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:27:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:27:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:27:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:27:59,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:27:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:27:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:27:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:27:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:27:59,455 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:27:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:27:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:27:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:27:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:27:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-02-07 19:27:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-02-07 19:27:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:27:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:27:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:27:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:27:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:27:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:27:59,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:27:59,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:27:59,459 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 19:27:59,593 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:27:59,595 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:28:00,110 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:28:00,111 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:28:00,467 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:28:00,468 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:28:00,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:28:00 BoogieIcfgContainer [2024-02-07 19:28:00,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:28:00,470 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:28:00,470 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:28:00,473 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:28:00,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:27:56" (1/4) ... [2024-02-07 19:28:00,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411ec557 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:28:00, skipping insertion in model container [2024-02-07 19:28:00,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:27:58" (2/4) ... [2024-02-07 19:28:00,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411ec557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:28:00, skipping insertion in model container [2024-02-07 19:28:00,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:59" (3/4) ... [2024-02-07 19:28:00,476 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411ec557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:28:00, skipping insertion in model container [2024-02-07 19:28:00,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:28:00" (4/4) ... [2024-02-07 19:28:00,477 INFO L112 eAbstractionObserver]: Analyzing ICFG mix043.oepc.i [2024-02-07 19:28:00,492 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:28:00,493 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 85 error locations. [2024-02-07 19:28:00,493 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:28:00,596 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:28:00,630 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 147 places, 135 transitions, 286 flow [2024-02-07 19:28:00,670 INFO L124 PetriNetUnfolderBase]: 1/131 cut-off events. [2024-02-07 19:28:00,670 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:28:00,674 INFO L83 FinitePrefix]: Finished finitePrefix Result has 144 conditions, 131 events. 1/131 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 620 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 133. Up to 2 conditions per place. [2024-02-07 19:28:00,674 INFO L82 GeneralOperation]: Start removeDead. Operand has 147 places, 135 transitions, 286 flow [2024-02-07 19:28:00,679 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 143 places, 131 transitions, 274 flow [2024-02-07 19:28:00,709 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:28:00,714 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;@79d53a2a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:28:00,715 INFO L358 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-02-07 19:28:00,716 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:28:00,717 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:28:00,717 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:28:00,717 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:28:00,717 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:28:00,718 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 19:28:00,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:28:00,722 INFO L85 PathProgramCache]: Analyzing trace with hash 26507, now seen corresponding path program 1 times [2024-02-07 19:28:00,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:28:00,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907668162] [2024-02-07 19:28:00,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:28:00,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:28:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:28:01,061 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 19:28:01,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:28:01,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907668162] [2024-02-07 19:28:01,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907668162] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:28:01,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:28:01,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:28:01,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164286816] [2024-02-07 19:28:01,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:28:01,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:28:01,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:28:01,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:28:01,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:28:01,100 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 135 [2024-02-07 19:28:01,102 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 131 transitions, 274 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 19:28:01,102 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:28:01,102 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 135 [2024-02-07 19:28:01,103 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:28:11,501 INFO L124 PetriNetUnfolderBase]: 82970/121947 cut-off events. [2024-02-07 19:28:11,502 INFO L125 PetriNetUnfolderBase]: For 152/152 co-relation queries the response was YES. [2024-02-07 19:28:11,723 INFO L83 FinitePrefix]: Finished finitePrefix Result has 235673 conditions, 121947 events. 82970/121947 cut-off events. For 152/152 co-relation queries the response was YES. Maximal size of possible extension queue 4598. Compared 967655 event pairs, 38361 based on Foata normal form. 1540/66438 useless extension candidates. Maximal degree in co-relation 235659. Up to 102128 conditions per place. [2024-02-07 19:28:12,221 INFO L140 encePairwiseOnDemand]: 74/135 looper letters, 87 selfloop transitions, 2 changer transitions 0/100 dead transitions. [2024-02-07 19:28:12,221 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 100 transitions, 399 flow [2024-02-07 19:28:12,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:28:12,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:28:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 220 transitions. [2024-02-07 19:28:12,232 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5432098765432098 [2024-02-07 19:28:12,233 INFO L175 Difference]: Start difference. First operand has 143 places, 131 transitions, 274 flow. Second operand 3 states and 220 transitions. [2024-02-07 19:28:12,234 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 100 transitions, 399 flow [2024-02-07 19:28:12,240 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 19:28:12,244 INFO L231 Difference]: Finished difference. Result has 83 places, 71 transitions, 182 flow [2024-02-07 19:28:12,245 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=135, 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 19:28:12,248 INFO L281 CegarLoopForPetriNet]: 143 programPoint places, -60 predicate places. [2024-02-07 19:28:12,249 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 71 transitions, 182 flow [2024-02-07 19:28:12,249 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 19:28:12,249 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:28:12,250 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:28:12,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:28:12,250 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 19:28:12,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:28:12,251 INFO L85 PathProgramCache]: Analyzing trace with hash 790698470, now seen corresponding path program 1 times [2024-02-07 19:28:12,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:28:12,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266614318] [2024-02-07 19:28:12,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:28:12,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:28:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:28:12,307 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 19:28:12,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:28:12,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266614318] [2024-02-07 19:28:12,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266614318] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:28:12,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:28:12,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:28:12,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098078435] [2024-02-07 19:28:12,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:28:12,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:28:12,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:28:12,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:28:12,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:28:12,312 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 135 [2024-02-07 19:28:12,313 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 19:28:12,313 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:28:12,313 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 135 [2024-02-07 19:28:12,313 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:28:20,989 INFO L124 PetriNetUnfolderBase]: 78096/115528 cut-off events. [2024-02-07 19:28:20,989 INFO L125 PetriNetUnfolderBase]: For 6095/6095 co-relation queries the response was YES. [2024-02-07 19:28:21,288 INFO L83 FinitePrefix]: Finished finitePrefix Result has 253502 conditions, 115528 events. 78096/115528 cut-off events. For 6095/6095 co-relation queries the response was YES. Maximal size of possible extension queue 4587. Compared 924017 event pairs, 33487 based on Foata normal form. 1491/72918 useless extension candidates. Maximal degree in co-relation 253489. Up to 102128 conditions per place. [2024-02-07 19:28:21,968 INFO L140 encePairwiseOnDemand]: 132/135 looper letters, 86 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2024-02-07 19:28:21,968 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 99 transitions, 420 flow [2024-02-07 19:28:21,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:28:21,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:28:21,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 137 transitions. [2024-02-07 19:28:21,975 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.33827160493827163 [2024-02-07 19:28:21,975 INFO L175 Difference]: Start difference. First operand has 83 places, 71 transitions, 182 flow. Second operand 3 states and 137 transitions. [2024-02-07 19:28:21,975 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 99 transitions, 420 flow [2024-02-07 19:28:21,977 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 19:28:21,979 INFO L231 Difference]: Finished difference. Result has 82 places, 70 transitions, 180 flow [2024-02-07 19:28:21,980 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=135, 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 19:28:21,980 INFO L281 CegarLoopForPetriNet]: 143 programPoint places, -61 predicate places. [2024-02-07 19:28:21,980 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 70 transitions, 180 flow [2024-02-07 19:28:21,981 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 19:28:21,981 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:28:21,981 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:28:21,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:28:21,981 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 19:28:21,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:28:21,982 INFO L85 PathProgramCache]: Analyzing trace with hash 790698474, now seen corresponding path program 1 times [2024-02-07 19:28:21,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:28:21,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62918241] [2024-02-07 19:28:21,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:28:21,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:28:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:28:22,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:28:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:28:22,052 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:28:22,053 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:28:22,054 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 159 remaining) [2024-02-07 19:28:22,059 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 159 remaining) [2024-02-07 19:28:22,060 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 159 remaining) [2024-02-07 19:28:22,060 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 159 remaining) [2024-02-07 19:28:22,060 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 159 remaining) [2024-02-07 19:28:22,060 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 159 remaining) [2024-02-07 19:28:22,061 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 159 remaining) [2024-02-07 19:28:22,061 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (151 of 159 remaining) [2024-02-07 19:28:22,061 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 159 remaining) [2024-02-07 19:28:22,061 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 159 remaining) [2024-02-07 19:28:22,062 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 159 remaining) [2024-02-07 19:28:22,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 159 remaining) [2024-02-07 19:28:22,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 159 remaining) [2024-02-07 19:28:22,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 159 remaining) [2024-02-07 19:28:22,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 159 remaining) [2024-02-07 19:28:22,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 159 remaining) [2024-02-07 19:28:22,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 159 remaining) [2024-02-07 19:28:22,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 159 remaining) [2024-02-07 19:28:22,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 159 remaining) [2024-02-07 19:28:22,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 159 remaining) [2024-02-07 19:28:22,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 159 remaining) [2024-02-07 19:28:22,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 159 remaining) [2024-02-07 19:28:22,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 159 remaining) [2024-02-07 19:28:22,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 159 remaining) [2024-02-07 19:28:22,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 159 remaining) [2024-02-07 19:28:22,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 159 remaining) [2024-02-07 19:28:22,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 159 remaining) [2024-02-07 19:28:22,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 159 remaining) [2024-02-07 19:28:22,074 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 159 remaining) [2024-02-07 19:28:22,074 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 159 remaining) [2024-02-07 19:28:22,074 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 159 remaining) [2024-02-07 19:28:22,075 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 159 remaining) [2024-02-07 19:28:22,075 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 159 remaining) [2024-02-07 19:28:22,075 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 159 remaining) [2024-02-07 19:28:22,075 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 159 remaining) [2024-02-07 19:28:22,076 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 159 remaining) [2024-02-07 19:28:22,076 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 159 remaining) [2024-02-07 19:28:22,076 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 159 remaining) [2024-02-07 19:28:22,076 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 159 remaining) [2024-02-07 19:28:22,076 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 159 remaining) [2024-02-07 19:28:22,076 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 159 remaining) [2024-02-07 19:28:22,076 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 159 remaining) [2024-02-07 19:28:22,079 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 159 remaining) [2024-02-07 19:28:22,080 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 159 remaining) [2024-02-07 19:28:22,080 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 159 remaining) [2024-02-07 19:28:22,080 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 159 remaining) [2024-02-07 19:28:22,080 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 159 remaining) [2024-02-07 19:28:22,080 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 159 remaining) [2024-02-07 19:28:22,081 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 159 remaining) [2024-02-07 19:28:22,081 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 159 remaining) [2024-02-07 19:28:22,081 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 159 remaining) [2024-02-07 19:28:22,081 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 159 remaining) [2024-02-07 19:28:22,081 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 159 remaining) [2024-02-07 19:28:22,081 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 159 remaining) [2024-02-07 19:28:22,081 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 159 remaining) [2024-02-07 19:28:22,082 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 159 remaining) [2024-02-07 19:28:22,082 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 159 remaining) [2024-02-07 19:28:22,082 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 159 remaining) [2024-02-07 19:28:22,082 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 159 remaining) [2024-02-07 19:28:22,082 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 159 remaining) [2024-02-07 19:28:22,082 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 159 remaining) [2024-02-07 19:28:22,082 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 159 remaining) [2024-02-07 19:28:22,083 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 159 remaining) [2024-02-07 19:28:22,083 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 159 remaining) [2024-02-07 19:28:22,083 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 159 remaining) [2024-02-07 19:28:22,083 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 159 remaining) [2024-02-07 19:28:22,083 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 159 remaining) [2024-02-07 19:28:22,083 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 159 remaining) [2024-02-07 19:28:22,083 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 159 remaining) [2024-02-07 19:28:22,084 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 159 remaining) [2024-02-07 19:28:22,084 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err24ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 159 remaining) [2024-02-07 19:28:22,084 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 159 remaining) [2024-02-07 19:28:22,084 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 159 remaining) [2024-02-07 19:28:22,084 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 159 remaining) [2024-02-07 19:28:22,085 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 159 remaining) [2024-02-07 19:28:22,085 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 159 remaining) [2024-02-07 19:28:22,085 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 159 remaining) [2024-02-07 19:28:22,085 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 159 remaining) [2024-02-07 19:28:22,085 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 159 remaining) [2024-02-07 19:28:22,085 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 159 remaining) [2024-02-07 19:28:22,086 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 159 remaining) [2024-02-07 19:28:22,086 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 159 remaining) [2024-02-07 19:28:22,086 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 159 remaining) [2024-02-07 19:28:22,086 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 159 remaining) [2024-02-07 19:28:22,086 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 159 remaining) [2024-02-07 19:28:22,086 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (73 of 159 remaining) [2024-02-07 19:28:22,087 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 159 remaining) [2024-02-07 19:28:22,087 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 159 remaining) [2024-02-07 19:28:22,087 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 159 remaining) [2024-02-07 19:28:22,087 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (69 of 159 remaining) [2024-02-07 19:28:22,087 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 159 remaining) [2024-02-07 19:28:22,087 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 159 remaining) [2024-02-07 19:28:22,087 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 159 remaining) [2024-02-07 19:28:22,088 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 159 remaining) [2024-02-07 19:28:22,088 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 159 remaining) [2024-02-07 19:28:22,088 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (63 of 159 remaining) [2024-02-07 19:28:22,088 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 159 remaining) [2024-02-07 19:28:22,088 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 159 remaining) [2024-02-07 19:28:22,088 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 159 remaining) [2024-02-07 19:28:22,088 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 159 remaining) [2024-02-07 19:28:22,089 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 159 remaining) [2024-02-07 19:28:22,089 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 159 remaining) [2024-02-07 19:28:22,089 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 159 remaining) [2024-02-07 19:28:22,089 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 159 remaining) [2024-02-07 19:28:22,089 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 159 remaining) [2024-02-07 19:28:22,089 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 159 remaining) [2024-02-07 19:28:22,089 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 159 remaining) [2024-02-07 19:28:22,090 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 159 remaining) [2024-02-07 19:28:22,090 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 159 remaining) [2024-02-07 19:28:22,090 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 159 remaining) [2024-02-07 19:28:22,090 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 159 remaining) [2024-02-07 19:28:22,090 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 159 remaining) [2024-02-07 19:28:22,090 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 159 remaining) [2024-02-07 19:28:22,090 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 159 remaining) [2024-02-07 19:28:22,091 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 159 remaining) [2024-02-07 19:28:22,091 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 159 remaining) [2024-02-07 19:28:22,091 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 159 remaining) [2024-02-07 19:28:22,091 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 159 remaining) [2024-02-07 19:28:22,091 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 159 remaining) [2024-02-07 19:28:22,091 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 159 remaining) [2024-02-07 19:28:22,091 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 159 remaining) [2024-02-07 19:28:22,092 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 159 remaining) [2024-02-07 19:28:22,092 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 159 remaining) [2024-02-07 19:28:22,092 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 159 remaining) [2024-02-07 19:28:22,092 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 159 remaining) [2024-02-07 19:28:22,092 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 159 remaining) [2024-02-07 19:28:22,092 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 159 remaining) [2024-02-07 19:28:22,092 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 159 remaining) [2024-02-07 19:28:22,093 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 159 remaining) [2024-02-07 19:28:22,093 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 159 remaining) [2024-02-07 19:28:22,093 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 159 remaining) [2024-02-07 19:28:22,093 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 159 remaining) [2024-02-07 19:28:22,093 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 159 remaining) [2024-02-07 19:28:22,093 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 159 remaining) [2024-02-07 19:28:22,093 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 159 remaining) [2024-02-07 19:28:22,094 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 159 remaining) [2024-02-07 19:28:22,094 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 159 remaining) [2024-02-07 19:28:22,094 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 159 remaining) [2024-02-07 19:28:22,094 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 159 remaining) [2024-02-07 19:28:22,094 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 159 remaining) [2024-02-07 19:28:22,094 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 159 remaining) [2024-02-07 19:28:22,095 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 159 remaining) [2024-02-07 19:28:22,095 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 159 remaining) [2024-02-07 19:28:22,095 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 159 remaining) [2024-02-07 19:28:22,095 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 159 remaining) [2024-02-07 19:28:22,095 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 159 remaining) [2024-02-07 19:28:22,095 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 159 remaining) [2024-02-07 19:28:22,096 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 159 remaining) [2024-02-07 19:28:22,096 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 159 remaining) [2024-02-07 19:28:22,096 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 159 remaining) [2024-02-07 19:28:22,096 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 159 remaining) [2024-02-07 19:28:22,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 159 remaining) [2024-02-07 19:28:22,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 159 remaining) [2024-02-07 19:28:22,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 159 remaining) [2024-02-07 19:28:22,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 159 remaining) [2024-02-07 19:28:22,101 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 159 remaining) [2024-02-07 19:28:22,102 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 159 remaining) [2024-02-07 19:28:22,102 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 159 remaining) [2024-02-07 19:28:22,102 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err24ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 159 remaining) [2024-02-07 19:28:22,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:28:22,103 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:28:22,111 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:28:22,111 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:28:22,143 INFO L503 ceAbstractionStarter]: Automizer considered 83 witness invariants [2024-02-07 19:28:22,144 INFO L504 ceAbstractionStarter]: WitnessConsidered=83 [2024-02-07 19:28:22,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:28:22 BasicIcfg [2024-02-07 19:28:22,145 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:28:22,145 INFO L158 Benchmark]: Toolchain (without parser) took 23718.01ms. Allocated memory was 161.5MB in the beginning and 12.1GB in the end (delta: 11.9GB). Free memory was 119.5MB in the beginning and 10.8GB in the end (delta: -10.7GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-02-07 19:28:22,146 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory was 92.8MB in the beginning and 92.7MB in the end (delta: 87.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:28:22,146 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:28:22,146 INFO L158 Benchmark]: CACSL2BoogieTranslator took 858.73ms. Allocated memory is still 161.5MB. Free memory was 119.1MB in the beginning and 106.7MB in the end (delta: 12.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-02-07 19:28:22,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.45ms. Allocated memory is still 161.5MB. Free memory was 106.7MB in the beginning and 103.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:28:22,147 INFO L158 Benchmark]: Boogie Preprocessor took 54.75ms. Allocated memory is still 161.5MB. Free memory was 103.4MB in the beginning and 99.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:28:22,147 INFO L158 Benchmark]: RCFGBuilder took 1074.74ms. Allocated memory was 161.5MB in the beginning and 213.9MB in the end (delta: 52.4MB). Free memory was 99.2MB in the beginning and 120.6MB in the end (delta: -21.4MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2024-02-07 19:28:22,147 INFO L158 Benchmark]: TraceAbstraction took 21674.99ms. Allocated memory was 213.9MB in the beginning and 12.1GB in the end (delta: 11.9GB). Free memory was 119.6MB in the beginning and 10.8GB in the end (delta: -10.7GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-02-07 19:28:22,149 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory was 92.8MB in the beginning and 92.7MB in the end (delta: 87.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 858.73ms. Allocated memory is still 161.5MB. Free memory was 119.1MB in the beginning and 106.7MB in the end (delta: 12.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.45ms. Allocated memory is still 161.5MB. Free memory was 106.7MB in the beginning and 103.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.75ms. Allocated memory is still 161.5MB. Free memory was 103.4MB in the beginning and 99.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1074.74ms. Allocated memory was 161.5MB in the beginning and 213.9MB in the end (delta: 52.4MB). Free memory was 99.2MB in the beginning and 120.6MB in the end (delta: -21.4MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * TraceAbstraction took 21674.99ms. Allocated memory was 213.9MB in the beginning and 12.1GB in the end (delta: 11.9GB). Free memory was 119.6MB in the beginning and 10.8GB in the end (delta: -10.7GB). Peak memory consumption was 1.2GB. 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_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L722] 0 int b = 0; [L723] 0 _Bool b$flush_delayed; [L724] 0 int b$mem_tmp; [L725] 0 _Bool b$r_buff0_thd0; [L726] 0 _Bool b$r_buff0_thd1; [L727] 0 _Bool b$r_buff0_thd2; [L728] 0 _Bool b$r_buff0_thd3; [L729] 0 _Bool b$r_buff0_thd4; [L730] 0 _Bool b$r_buff1_thd0; [L731] 0 _Bool b$r_buff1_thd1; [L732] 0 _Bool b$r_buff1_thd2; [L733] 0 _Bool b$r_buff1_thd3; [L734] 0 _Bool b$r_buff1_thd4; [L735] 0 _Bool b$read_delayed; [L736] 0 int *b$read_delayed_var; [L737] 0 int b$w_buff0; [L738] 0 _Bool b$w_buff0_used; [L739] 0 int b$w_buff1; [L740] 0 _Bool b$w_buff1_used; [L741] 0 _Bool main$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; [L871] 0 pthread_t t1129; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1129={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L872] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[b$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L872] FCALL, FORK 0 pthread_create(&t1129, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t1129={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[b$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]]]]]] [L754] 1 b$w_buff1 = b$w_buff0 [L755] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[b$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1],IntegerLiteral[1]]]]]] [L755] 1 b$w_buff0 = 1 [L756] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L756] 1 b$w_buff1_used = b$w_buff0_used [L757] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L757] 1 b$w_buff0_used = (_Bool)1 [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, b=0, main$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: 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: 828]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: 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: 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: 842]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 852]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 857]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: 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: 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: 887]: 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: 891]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 893]: 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: 874]: 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: 876]: 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: 872]: 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: 878]: 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, 239 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: 21.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 20.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 57 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 78 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 231 IncrementalHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 78 mSolverCounterUnsat, 0 mSDtfsCounter, 231 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=274occurred 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 19:28:22,213 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