./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix036.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/mix036.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/mix036.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix036.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 19:27:18,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:27:18,509 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:27:18,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:27:18,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:27:18,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:27:18,543 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:27:18,544 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:27:18,544 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:27:18,549 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:27:18,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:27:18,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:27:18,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:27:18,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:27:18,551 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:27:18,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:27:18,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:27:18,552 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:27:18,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:27:18,552 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:27:18,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:27:18,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:27:18,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:27:18,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:27:18,553 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:27:18,554 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:27:18,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:27:18,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:27:18,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:27:18,555 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:27:18,555 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:27:18,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:27:18,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:27:18,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:27:18,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:27:18,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:27:18,557 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:27:18,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:27:18,557 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:27:18,557 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:27:18,557 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:27:18,558 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:27:18,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:27:18,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:27:18,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:27:18,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:27:18,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:27:18,798 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:27:18,798 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:27:18,799 INFO L431 ainManager$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/mix036.oepc.yml/witness.yml [2024-02-07 19:27:18,935 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:27:18,936 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:27:18,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix036.oepc.i [2024-02-07 19:27:19,946 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:27:20,139 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:27:20,139 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix036.oepc.i [2024-02-07 19:27:20,157 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7fa699ff/c933621191354d16a0e670f8f4ee4f3c/FLAG418d1ba08 [2024-02-07 19:27:20,174 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7fa699ff/c933621191354d16a0e670f8f4ee4f3c [2024-02-07 19:27:20,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:27:20,310 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:27:20,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:27:20,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:27:20,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:27:20,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:27:18" (1/2) ... [2024-02-07 19:27:20,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d138ef9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:27:20, skipping insertion in model container [2024-02-07 19:27:20,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:27:18" (1/2) ... [2024-02-07 19:27:20,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bb68fb1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:27:20, skipping insertion in model container [2024-02-07 19:27:20,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:27:20" (2/2) ... [2024-02-07 19:27:20,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d138ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:20, skipping insertion in model container [2024-02-07 19:27:20,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:27:20" (2/2) ... [2024-02-07 19:27:20,318 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:27:20,502 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:27:20,503 INFO L76 edCorrectnessWitness]: Location invariant before [L819-L819] 0 <= __unbuffered_cnt [2024-02-07 19:27:20,503 INFO L76 edCorrectnessWitness]: Location invariant before [L859-L859] 1 <= __unbuffered_cnt [2024-02-07 19:27:20,503 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 19:27:20,503 INFO L76 edCorrectnessWitness]: Location invariant before [L890-L890] (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 19:27:20,503 INFO L76 edCorrectnessWitness]: Location invariant before [L874-L874] ((((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 19:27:20,504 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] 1 <= __unbuffered_cnt [2024-02-07 19:27:20,504 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 19:27:20,504 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:27:20,504 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (b$r_buff1_thd0 == (_Bool)0) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:27:20,504 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (b$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$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:27:20,504 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] (b$r_buff1_thd0 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd0 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,504 INFO L76 edCorrectnessWitness]: Location invariant before [L894-L894] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:27:20,505 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] (b$r_buff1_thd3 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd3 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,505 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] (b$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$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:27:20,505 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:27:20,505 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] 0 <= __unbuffered_cnt [2024-02-07 19:27:20,505 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] b$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:27:20,506 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 19:27:20,506 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] b$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:27:20,506 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] b$w_buff1_used == (_Bool)0 || b$w_buff1_used == (_Bool)1 [2024-02-07 19:27:20,506 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] (b$r_buff0_thd3 == (_Bool)0) && (b$r_buff1_thd2 == (_Bool)0) [2024-02-07 19:27:20,506 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (b$r_buff0_thd2 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,507 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] (b$r_buff0_thd4 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,507 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] (((0 <= b) && (b <= 1)) && (b$r_buff1_thd4 == (_Bool)0)) && (b == 0 || b == 1) [2024-02-07 19:27:20,507 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:27:20,507 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] b$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:27:20,507 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] ((0 <= __unbuffered_p3_EAX) && (__unbuffered_p3_EAX <= 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1) [2024-02-07 19:27:20,507 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] (b$r_buff0_thd4 == (_Bool)0) && (b$r_buff1_thd3 == (_Bool)0) [2024-02-07 19:27:20,507 INFO L76 edCorrectnessWitness]: Location invariant before [L883-L883] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:27:20,508 INFO L76 edCorrectnessWitness]: Location invariant before [L895-L895] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:27:20,508 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:27:20,508 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] (b$r_buff0_thd2 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,508 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 19:27:20,508 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] ((0 <= b) && (b <= 1)) && (b == 0 || b == 1) [2024-02-07 19:27:20,508 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] (b$r_buff0_thd0 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,509 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] ((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) [2024-02-07 19:27:20,509 INFO L76 edCorrectnessWitness]: Location invariant before [L858-L858] 0 <= __unbuffered_cnt [2024-02-07 19:27:20,509 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 19:27:20,510 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 19:27:20,510 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] (b$w_buff0_used == (_Bool)1) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:27:20,510 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] 0 <= __unbuffered_cnt [2024-02-07 19:27:20,510 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] a == 1 [2024-02-07 19:27:20,511 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] (b$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$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:27:20,511 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] (b$r_buff0_thd4 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,511 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] ((((b$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$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:20,511 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] x == 1 [2024-02-07 19:27:20,512 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] 1 <= __unbuffered_cnt [2024-02-07 19:27:20,512 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:27:20,512 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] (b$r_buff1_thd4 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd4 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,512 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] (b$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$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,512 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] (b$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$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,512 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] b$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:27:20,513 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 19:27:20,513 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:27:20,513 INFO L76 edCorrectnessWitness]: Location invariant before [L893-L893] ((((0 <= __unbuffered_p3_EBX) && (__unbuffered_p3_EBX <= 1)) && (__unbuffered_p0_EAX == 0)) && (__unbuffered_p3_EBX == 0 || __unbuffered_p3_EBX == 1)) && ((__unbuffered_p1_EAX == 0 && ((__unbuffered_p2_EAX == 0 && (__unbuffered_p3_EAX == 1 || ((0 <= __unbuffered_p3_EAX && __unbuffered_p3_EAX <= 1) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((0 <= __unbuffered_p2_EAX && 0 <= __unbuffered_p3_EAX) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || ((((((((0 <= __unbuffered_p1_EAX && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p1_EAX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1))) [2024-02-07 19:27:20,513 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 19:27:20,514 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (b$w_buff0_used == (_Bool)1) && (b$r_buff0_thd1 == (_Bool)0 || b$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:27:20,514 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] ((((b$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$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:20,514 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] (((0 <= b) && (b <= 1)) && (b == 0 || b == 1)) && (b$flush_delayed == (_Bool)0 || b$flush_delayed == (_Bool)1) [2024-02-07 19:27:20,514 INFO L76 edCorrectnessWitness]: Location invariant before [L891-L891] b$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:27:20,515 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] ((0 <= b$w_buff0) && (b$w_buff0 <= 1)) && (b$w_buff0 == 0 || b$w_buff0 == 1) [2024-02-07 19:27:20,515 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] z == 1 [2024-02-07 19:27:20,515 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] b$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L882-L882] 0 <= __unbuffered_cnt [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] ((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (b$r_buff0_thd2 == (_Bool)0) && (b$r_buff1_thd1 == (_Bool)0 || b$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L884-L884] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] ((0 <= b$w_buff1) && (b$w_buff1 <= 1)) && (b$w_buff1 == 0 || b$w_buff1 == 1) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] (b$r_buff0_thd0 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (b$w_buff0 == 1) && (b$w_buff0_used == (_Bool)0 || b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] ((((b$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$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] (b$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$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] b$flush_delayed == (_Bool)0 [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] (b$r_buff0_thd3 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L766-L766] b$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] ((((b$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$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:20,541 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] y == 1 [2024-02-07 19:27:20,542 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] ((((b$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$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:20,542 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] (b$r_buff0_thd3 == (_Bool)0) && (b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,542 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (b$r_buff1_thd2 == (_Bool)0 && b$w_buff1_used == (_Bool)1) || (b$r_buff0_thd2 == (_Bool)0 && b$w_buff0_used == (_Bool)1) [2024-02-07 19:27:20,542 INFO L76 edCorrectnessWitness]: Location invariant before [L820-L820] 1 <= __unbuffered_cnt [2024-02-07 19:27:20,542 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] ((((b$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$w_buff1_used == (_Bool)1)) [2024-02-07 19:27:20,542 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (b$w_buff0_used == (_Bool)1) && (b$w_buff1_used == (_Bool)1) [2024-02-07 19:27:20,587 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:27:20,748 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/mix036.oepc.i[945,958] [2024-02-07 19:27:20,972 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:27:20,983 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:27:21,012 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/mix036.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 Start Parsing Local [2024-02-07 19:27:21,130 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:27:21,160 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:27:21,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21 WrapperNode [2024-02-07 19:27:21,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:27:21,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:27:21,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:27:21,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:27:21,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,254 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 183 [2024-02-07 19:27:21,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:27:21,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:27:21,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:27:21,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:27:21,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,278 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,306 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 19:27:21,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,332 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:27:21,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:27:21,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:27:21,350 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:27:21,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (1/1) ... [2024-02-07 19:27:21,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:27:21,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:27:21,401 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 19:27:21,421 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 19:27:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:27:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:27:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:27:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:27:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:27:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:27:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:27:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:27:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:27:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:27:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:27:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:27:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:27:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:27:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:27:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-02-07 19:27:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-02-07 19:27:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:27:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:27:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:27:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:27:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:27:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:27:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:27:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:27:21,440 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 19:27:21,605 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:27:21,606 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:27:22,015 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:27:22,015 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:27:22,408 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:27:22,408 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:27:22,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:27:22 BoogieIcfgContainer [2024-02-07 19:27:22,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:27:22,412 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:27:22,412 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:27:22,415 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:27:22,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:27:18" (1/4) ... [2024-02-07 19:27:22,416 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3c3082 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:27:22, skipping insertion in model container [2024-02-07 19:27:22,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:27:20" (2/4) ... [2024-02-07 19:27:22,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3c3082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:27:22, skipping insertion in model container [2024-02-07 19:27:22,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:27:21" (3/4) ... [2024-02-07 19:27:22,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3c3082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:27:22, skipping insertion in model container [2024-02-07 19:27:22,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:27:22" (4/4) ... [2024-02-07 19:27:22,419 INFO L112 eAbstractionObserver]: Analyzing ICFG mix036.oepc.i [2024-02-07 19:27:22,435 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:27:22,435 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2024-02-07 19:27:22,435 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:27:22,554 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:27:22,589 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 148 places, 136 transitions, 288 flow [2024-02-07 19:27:22,639 INFO L124 PetriNetUnfolderBase]: 1/132 cut-off events. [2024-02-07 19:27:22,639 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:27:22,643 INFO L83 FinitePrefix]: Finished finitePrefix Result has 145 conditions, 132 events. 1/132 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 627 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 134. Up to 2 conditions per place. [2024-02-07 19:27:22,643 INFO L82 GeneralOperation]: Start removeDead. Operand has 148 places, 136 transitions, 288 flow [2024-02-07 19:27:22,651 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 132 transitions, 276 flow [2024-02-07 19:27:22,662 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:27:22,673 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;@2451bfdf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:27:22,673 INFO L358 AbstractCegarLoop]: Starting to check reachability of 161 error locations. [2024-02-07 19:27:22,675 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:27:22,675 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:27:22,677 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:27:22,678 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:27:22,679 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:27:22,679 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 158 more)] === [2024-02-07 19:27:22,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:27:22,690 INFO L85 PathProgramCache]: Analyzing trace with hash 26665, now seen corresponding path program 1 times [2024-02-07 19:27:22,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:27:22,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141963321] [2024-02-07 19:27:22,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:27:22,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:27:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:27:22,974 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 19:27:22,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:27:22,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141963321] [2024-02-07 19:27:22,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141963321] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:27:22,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:27:22,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:27:22,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001388721] [2024-02-07 19:27:22,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:27:22,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:27:22,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:27:23,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:27:23,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:27:23,014 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 136 [2024-02-07 19:27:23,016 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 132 transitions, 276 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 19:27:23,016 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:27:23,016 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 136 [2024-02-07 19:27:23,017 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:27:34,233 INFO L124 PetriNetUnfolderBase]: 93176/136499 cut-off events. [2024-02-07 19:27:34,234 INFO L125 PetriNetUnfolderBase]: For 173/173 co-relation queries the response was YES. [2024-02-07 19:27:34,501 INFO L83 FinitePrefix]: Finished finitePrefix Result has 263952 conditions, 136499 events. 93176/136499 cut-off events. For 173/173 co-relation queries the response was YES. Maximal size of possible extension queue 5045. Compared 1088545 event pairs, 42192 based on Foata normal form. 1694/72454 useless extension candidates. Maximal degree in co-relation 263938. Up to 112831 conditions per place. [2024-02-07 19:27:35,092 INFO L140 encePairwiseOnDemand]: 75/136 looper letters, 89 selfloop transitions, 2 changer transitions 0/102 dead transitions. [2024-02-07 19:27:35,093 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 102 transitions, 407 flow [2024-02-07 19:27:35,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:27:35,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:27:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 222 transitions. [2024-02-07 19:27:35,105 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5441176470588235 [2024-02-07 19:27:35,107 INFO L175 Difference]: Start difference. First operand has 144 places, 132 transitions, 276 flow. Second operand 3 states and 222 transitions. [2024-02-07 19:27:35,107 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 102 transitions, 407 flow [2024-02-07 19:27:35,114 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 102 transitions, 400 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-02-07 19:27:35,118 INFO L231 Difference]: Finished difference. Result has 84 places, 72 transitions, 184 flow [2024-02-07 19:27:35,119 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=184, PETRI_PLACES=84, PETRI_TRANSITIONS=72} [2024-02-07 19:27:35,123 INFO L281 CegarLoopForPetriNet]: 144 programPoint places, -60 predicate places. [2024-02-07 19:27:35,124 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 72 transitions, 184 flow [2024-02-07 19:27:35,124 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 19:27:35,124 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:27:35,124 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:27:35,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:27:35,125 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 158 more)] === [2024-02-07 19:27:35,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:27:35,126 INFO L85 PathProgramCache]: Analyzing trace with hash 795414545, now seen corresponding path program 1 times [2024-02-07 19:27:35,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:27:35,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587987138] [2024-02-07 19:27:35,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:27:35,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:27:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:27:35,198 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 19:27:35,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:27:35,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587987138] [2024-02-07 19:27:35,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587987138] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:27:35,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:27:35,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:27:35,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687378076] [2024-02-07 19:27:35,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:27:35,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:27:35,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:27:35,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:27:35,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:27:35,201 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 136 [2024-02-07 19:27:35,201 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 72 transitions, 184 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 19:27:35,201 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:27:35,201 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 136 [2024-02-07 19:27:35,201 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:27:44,848 INFO L124 PetriNetUnfolderBase]: 86996/128394 cut-off events. [2024-02-07 19:27:44,848 INFO L125 PetriNetUnfolderBase]: For 6747/6747 co-relation queries the response was YES. [2024-02-07 19:27:45,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 281095 conditions, 128394 events. 86996/128394 cut-off events. For 6747/6747 co-relation queries the response was YES. Maximal size of possible extension queue 5038. Compared 1032616 event pairs, 36012 based on Foata normal form. 1862/79268 useless extension candidates. Maximal degree in co-relation 281082. Up to 112831 conditions per place. [2024-02-07 19:27:45,666 INFO L140 encePairwiseOnDemand]: 133/136 looper letters, 88 selfloop transitions, 2 changer transitions 0/101 dead transitions. [2024-02-07 19:27:45,667 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 101 transitions, 428 flow [2024-02-07 19:27:45,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:27:45,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:27:45,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 139 transitions. [2024-02-07 19:27:45,668 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.34068627450980393 [2024-02-07 19:27:45,668 INFO L175 Difference]: Start difference. First operand has 84 places, 72 transitions, 184 flow. Second operand 3 states and 139 transitions. [2024-02-07 19:27:45,669 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 101 transitions, 428 flow [2024-02-07 19:27:45,670 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 101 transitions, 424 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:27:45,671 INFO L231 Difference]: Finished difference. Result has 83 places, 71 transitions, 182 flow [2024-02-07 19:27:45,671 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=81, 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 19:27:45,672 INFO L281 CegarLoopForPetriNet]: 144 programPoint places, -61 predicate places. [2024-02-07 19:27:45,672 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 71 transitions, 182 flow [2024-02-07 19:27:45,672 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 19:27:45,673 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:27:45,673 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:27:45,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:27:45,673 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 158 more)] === [2024-02-07 19:27:45,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:27:45,673 INFO L85 PathProgramCache]: Analyzing trace with hash 795414549, now seen corresponding path program 1 times [2024-02-07 19:27:45,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:27:45,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868337905] [2024-02-07 19:27:45,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:27:45,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:27:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:27:45,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:27:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:27:45,749 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:27:45,750 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:27:45,750 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (160 of 161 remaining) [2024-02-07 19:27:45,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (159 of 161 remaining) [2024-02-07 19:27:45,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 161 remaining) [2024-02-07 19:27:45,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 161 remaining) [2024-02-07 19:27:45,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 161 remaining) [2024-02-07 19:27:45,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 161 remaining) [2024-02-07 19:27:45,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 161 remaining) [2024-02-07 19:27:45,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (153 of 161 remaining) [2024-02-07 19:27:45,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 161 remaining) [2024-02-07 19:27:45,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 161 remaining) [2024-02-07 19:27:45,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 161 remaining) [2024-02-07 19:27:45,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 161 remaining) [2024-02-07 19:27:45,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 161 remaining) [2024-02-07 19:27:45,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 161 remaining) [2024-02-07 19:27:45,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 161 remaining) [2024-02-07 19:27:45,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 161 remaining) [2024-02-07 19:27:45,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 161 remaining) [2024-02-07 19:27:45,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 161 remaining) [2024-02-07 19:27:45,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 161 remaining) [2024-02-07 19:27:45,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 161 remaining) [2024-02-07 19:27:45,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 161 remaining) [2024-02-07 19:27:45,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 161 remaining) [2024-02-07 19:27:45,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 161 remaining) [2024-02-07 19:27:45,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 161 remaining) [2024-02-07 19:27:45,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 161 remaining) [2024-02-07 19:27:45,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 161 remaining) [2024-02-07 19:27:45,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 161 remaining) [2024-02-07 19:27:45,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 161 remaining) [2024-02-07 19:27:45,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 161 remaining) [2024-02-07 19:27:45,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 161 remaining) [2024-02-07 19:27:45,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 161 remaining) [2024-02-07 19:27:45,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 161 remaining) [2024-02-07 19:27:45,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 161 remaining) [2024-02-07 19:27:45,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 161 remaining) [2024-02-07 19:27:45,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 161 remaining) [2024-02-07 19:27:45,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 161 remaining) [2024-02-07 19:27:45,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 161 remaining) [2024-02-07 19:27:45,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 161 remaining) [2024-02-07 19:27:45,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 161 remaining) [2024-02-07 19:27:45,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 161 remaining) [2024-02-07 19:27:45,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 161 remaining) [2024-02-07 19:27:45,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 161 remaining) [2024-02-07 19:27:45,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 161 remaining) [2024-02-07 19:27:45,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 161 remaining) [2024-02-07 19:27:45,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 161 remaining) [2024-02-07 19:27:45,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 161 remaining) [2024-02-07 19:27:45,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 161 remaining) [2024-02-07 19:27:45,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 161 remaining) [2024-02-07 19:27:45,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 161 remaining) [2024-02-07 19:27:45,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 161 remaining) [2024-02-07 19:27:45,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 161 remaining) [2024-02-07 19:27:45,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 161 remaining) [2024-02-07 19:27:45,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 161 remaining) [2024-02-07 19:27:45,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 161 remaining) [2024-02-07 19:27:45,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 161 remaining) [2024-02-07 19:27:45,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 161 remaining) [2024-02-07 19:27:45,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 161 remaining) [2024-02-07 19:27:45,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 161 remaining) [2024-02-07 19:27:45,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 161 remaining) [2024-02-07 19:27:45,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 161 remaining) [2024-02-07 19:27:45,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 161 remaining) [2024-02-07 19:27:45,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 161 remaining) [2024-02-07 19:27:45,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 161 remaining) [2024-02-07 19:27:45,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 161 remaining) [2024-02-07 19:27:45,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 161 remaining) [2024-02-07 19:27:45,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 161 remaining) [2024-02-07 19:27:45,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 161 remaining) [2024-02-07 19:27:45,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 161 remaining) [2024-02-07 19:27:45,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 161 remaining) [2024-02-07 19:27:45,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 161 remaining) [2024-02-07 19:27:45,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 161 remaining) [2024-02-07 19:27:45,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err24ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 161 remaining) [2024-02-07 19:27:45,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 161 remaining) [2024-02-07 19:27:45,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 161 remaining) [2024-02-07 19:27:45,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 161 remaining) [2024-02-07 19:27:45,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 161 remaining) [2024-02-07 19:27:45,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 161 remaining) [2024-02-07 19:27:45,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 161 remaining) [2024-02-07 19:27:45,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 161 remaining) [2024-02-07 19:27:45,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 161 remaining) [2024-02-07 19:27:45,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 161 remaining) [2024-02-07 19:27:45,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 161 remaining) [2024-02-07 19:27:45,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 161 remaining) [2024-02-07 19:27:45,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 161 remaining) [2024-02-07 19:27:45,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 161 remaining) [2024-02-07 19:27:45,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 161 remaining) [2024-02-07 19:27:45,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (74 of 161 remaining) [2024-02-07 19:27:45,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 161 remaining) [2024-02-07 19:27:45,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 161 remaining) [2024-02-07 19:27:45,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 161 remaining) [2024-02-07 19:27:45,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 161 remaining) [2024-02-07 19:27:45,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 161 remaining) [2024-02-07 19:27:45,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 161 remaining) [2024-02-07 19:27:45,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 161 remaining) [2024-02-07 19:27:45,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 161 remaining) [2024-02-07 19:27:45,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 161 remaining) [2024-02-07 19:27:45,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (64 of 161 remaining) [2024-02-07 19:27:45,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 161 remaining) [2024-02-07 19:27:45,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 161 remaining) [2024-02-07 19:27:45,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 161 remaining) [2024-02-07 19:27:45,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 161 remaining) [2024-02-07 19:27:45,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 161 remaining) [2024-02-07 19:27:45,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 161 remaining) [2024-02-07 19:27:45,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 161 remaining) [2024-02-07 19:27:45,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 161 remaining) [2024-02-07 19:27:45,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 161 remaining) [2024-02-07 19:27:45,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 161 remaining) [2024-02-07 19:27:45,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 161 remaining) [2024-02-07 19:27:45,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 161 remaining) [2024-02-07 19:27:45,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 161 remaining) [2024-02-07 19:27:45,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 161 remaining) [2024-02-07 19:27:45,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 161 remaining) [2024-02-07 19:27:45,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 161 remaining) [2024-02-07 19:27:45,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 161 remaining) [2024-02-07 19:27:45,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 161 remaining) [2024-02-07 19:27:45,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 161 remaining) [2024-02-07 19:27:45,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 161 remaining) [2024-02-07 19:27:45,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 161 remaining) [2024-02-07 19:27:45,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 161 remaining) [2024-02-07 19:27:45,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 161 remaining) [2024-02-07 19:27:45,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 161 remaining) [2024-02-07 19:27:45,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 161 remaining) [2024-02-07 19:27:45,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 161 remaining) [2024-02-07 19:27:45,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 161 remaining) [2024-02-07 19:27:45,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 161 remaining) [2024-02-07 19:27:45,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 161 remaining) [2024-02-07 19:27:45,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 161 remaining) [2024-02-07 19:27:45,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 161 remaining) [2024-02-07 19:27:45,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 161 remaining) [2024-02-07 19:27:45,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 161 remaining) [2024-02-07 19:27:45,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 161 remaining) [2024-02-07 19:27:45,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 161 remaining) [2024-02-07 19:27:45,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 161 remaining) [2024-02-07 19:27:45,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 161 remaining) [2024-02-07 19:27:45,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 161 remaining) [2024-02-07 19:27:45,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 161 remaining) [2024-02-07 19:27:45,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 161 remaining) [2024-02-07 19:27:45,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 161 remaining) [2024-02-07 19:27:45,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 161 remaining) [2024-02-07 19:27:45,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 161 remaining) [2024-02-07 19:27:45,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 161 remaining) [2024-02-07 19:27:45,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 161 remaining) [2024-02-07 19:27:45,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 161 remaining) [2024-02-07 19:27:45,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 161 remaining) [2024-02-07 19:27:45,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 161 remaining) [2024-02-07 19:27:45,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 161 remaining) [2024-02-07 19:27:45,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 161 remaining) [2024-02-07 19:27:45,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 161 remaining) [2024-02-07 19:27:45,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 161 remaining) [2024-02-07 19:27:45,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 161 remaining) [2024-02-07 19:27:45,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 161 remaining) [2024-02-07 19:27:45,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 161 remaining) [2024-02-07 19:27:45,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 161 remaining) [2024-02-07 19:27:45,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 161 remaining) [2024-02-07 19:27:45,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 161 remaining) [2024-02-07 19:27:45,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 161 remaining) [2024-02-07 19:27:45,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 161 remaining) [2024-02-07 19:27:45,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 161 remaining) [2024-02-07 19:27:45,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 161 remaining) [2024-02-07 19:27:45,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 161 remaining) [2024-02-07 19:27:45,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err24ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 161 remaining) [2024-02-07 19:27:45,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:27:45,788 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:27:45,796 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:27:45,796 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:27:45,827 INFO L503 ceAbstractionStarter]: Automizer considered 84 witness invariants [2024-02-07 19:27:45,827 INFO L504 ceAbstractionStarter]: WitnessConsidered=84 [2024-02-07 19:27:45,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:27:45 BasicIcfg [2024-02-07 19:27:45,828 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:27:45,828 INFO L158 Benchmark]: Toolchain (without parser) took 25652.87ms. Allocated memory was 125.8MB in the beginning and 11.4GB in the end (delta: 11.2GB). Free memory was 67.9MB in the beginning and 9.4GB in the end (delta: -9.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-02-07 19:27:45,828 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:27:45,829 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 125.8MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:27:45,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 849.75ms. Allocated memory was 125.8MB in the beginning and 199.2MB in the end (delta: 73.4MB). Free memory was 67.6MB in the beginning and 138.3MB in the end (delta: -70.7MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-02-07 19:27:45,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.24ms. Allocated memory is still 199.2MB. Free memory was 138.3MB in the beginning and 134.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:27:45,829 INFO L158 Benchmark]: Boogie Preprocessor took 94.64ms. Allocated memory is still 199.2MB. Free memory was 134.1MB in the beginning and 129.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:27:45,830 INFO L158 Benchmark]: RCFGBuilder took 1059.67ms. Allocated memory is still 199.2MB. Free memory was 129.9MB in the beginning and 159.2MB in the end (delta: -29.3MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. [2024-02-07 19:27:45,830 INFO L158 Benchmark]: TraceAbstraction took 23415.71ms. Allocated memory was 199.2MB in the beginning and 11.4GB in the end (delta: 11.2GB). Free memory was 158.3MB in the beginning and 9.4GB in the end (delta: -9.2GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-02-07 19:27:45,832 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 125.8MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 125.8MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 849.75ms. Allocated memory was 125.8MB in the beginning and 199.2MB in the end (delta: 73.4MB). Free memory was 67.6MB in the beginning and 138.3MB in the end (delta: -70.7MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.24ms. Allocated memory is still 199.2MB. Free memory was 138.3MB in the beginning and 134.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.64ms. Allocated memory is still 199.2MB. Free memory was 134.1MB in the beginning and 129.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1059.67ms. Allocated memory is still 199.2MB. Free memory was 129.9MB in the beginning and 159.2MB in the end (delta: -29.3MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. * TraceAbstraction took 23415.71ms. Allocated memory was 199.2MB in the beginning and 11.4GB in the end (delta: 11.2GB). Free memory was 158.3MB in the beginning and 9.4GB in the end (delta: -9.2GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 760]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L724] 0 int b = 0; [L725] 0 _Bool b$flush_delayed; [L726] 0 int b$mem_tmp; [L727] 0 _Bool b$r_buff0_thd0; [L728] 0 _Bool b$r_buff0_thd1; [L729] 0 _Bool b$r_buff0_thd2; [L730] 0 _Bool b$r_buff0_thd3; [L731] 0 _Bool b$r_buff0_thd4; [L732] 0 _Bool b$r_buff1_thd0; [L733] 0 _Bool b$r_buff1_thd1; [L734] 0 _Bool b$r_buff1_thd2; [L735] 0 _Bool b$r_buff1_thd3; [L736] 0 _Bool b$r_buff1_thd4; [L737] 0 _Bool b$read_delayed; [L738] 0 int *b$read_delayed_var; [L739] 0 int b$w_buff0; [L740] 0 _Bool b$w_buff0_used; [L741] 0 int b$w_buff1; [L742] 0 _Bool b$w_buff1_used; [L743] 0 _Bool main$tmp_guard0; [L744] 0 _Bool main$tmp_guard1; [L746] 0 int x = 0; [L748] 0 int y = 0; [L750] 0 int z = 0; [L751] 0 _Bool weak$$choice0; [L752] 0 _Bool weak$$choice2; [L873] 0 pthread_t t937; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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, t937={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L874] 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]]]]] [L874] FCALL, FORK 0 pthread_create(&t937, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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, t937={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 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]]]]]] [L756] 1 b$w_buff1 = b$w_buff0 [L757] 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]]]]]] [L757] 1 b$w_buff0 = 1 [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[b$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]]]]]]] [L758] 1 b$w_buff1_used = b$w_buff0_used [L759] 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]]]]]] [L759] 1 b$w_buff0_used = (_Bool)1 [L760] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[b$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b$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: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 758]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 766]: 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: 769]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 776]: 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: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 780]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 789]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 796]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 797]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 799]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 800]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 809]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 813]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 819]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 827]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 833]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 845]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 852]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 858]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 859]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 890]: 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: 893]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 895]: 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: 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. - 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: 880]: 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, 241 locations, 161 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: 23.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 22.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 59 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 80 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 236 IncrementalHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 80 mSolverCounterUnsat, 0 mSDtfsCounter, 236 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=276occurred 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 19:27:45,879 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