./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix007.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/mix007.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 958ec4d9 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix007.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix007.oepc.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-958ec4d-m [2024-02-07 14:45:25,378 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:45:25,444 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:45:25,447 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:45:25,448 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:45:25,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:45:25,484 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:45:25,485 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:45:25,485 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:45:25,490 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:45:25,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:45:25,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:45:25,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:45:25,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:45:25,493 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:45:25,493 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:45:25,493 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:45:25,493 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:45:25,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:45:25,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:45:25,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:45:25,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:45:25,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:45:25,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:45:25,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:45:25,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:45:25,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:45:25,495 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:45:25,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:45:25,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:45:25,497 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:45:25,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:45:25,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:45:25,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:45:25,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:45:25,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:45:25,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:45:25,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:45:25,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:45:25,498 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:45:25,499 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:45:25,499 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:45:25,499 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:45:25,499 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:45:25,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:45:25,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:45:25,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:45:25,752 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:45:25,753 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:45:25,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix007.oepc.i [2024-02-07 14:45:26,919 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:45:27,278 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:45:27,279 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix007.oepc.i [2024-02-07 14:45:27,295 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd438eca/7b995f495e61419caeb9a30ede67e3a9/FLAG92de861d8 [2024-02-07 14:45:27,309 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd438eca/7b995f495e61419caeb9a30ede67e3a9 [2024-02-07 14:45:27,312 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:45:27,313 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:45:27,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix007.oepc.yml/witness.yml [2024-02-07 14:45:27,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:45:27,438 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:45:27,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:45:27,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:45:27,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:45:27,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:45:27" (1/2) ... [2024-02-07 14:45:27,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a55ff38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:45:27, skipping insertion in model container [2024-02-07 14:45:27,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:45:27" (1/2) ... [2024-02-07 14:45:27,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dbbf146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:45:27, skipping insertion in model container [2024-02-07 14:45:27,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:45:27" (2/2) ... [2024-02-07 14:45:27,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a55ff38 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:27, skipping insertion in model container [2024-02-07 14:45:27,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:45:27" (2/2) ... [2024-02-07 14:45:27,447 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:45:27,594 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:45:27,596 INFO L76 edCorrectnessWitness]: Location invariant before [L821-L821] 1 <= __unbuffered_cnt [2024-02-07 14:45:27,596 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] a$r_buff0_thd1 == (_Bool)1 [2024-02-07 14:45:27,596 INFO L76 edCorrectnessWitness]: Location invariant before [L888-L888] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,596 INFO L76 edCorrectnessWitness]: Location invariant before [L891-L891] ((((0 <= __unbuffered_p3_EBX) && (__unbuffered_p3_EBX <= 1)) && (y == 2)) && (__unbuffered_p3_EBX == 0 || __unbuffered_p3_EBX == 1)) && ((__unbuffered_p0_EAX == 0 && ((__unbuffered_p2_EAX == 2 && ((__unbuffered_p2_EBX == 0 && (__unbuffered_p3_EAX == 1 || ((0 <= __unbuffered_p3_EAX && __unbuffered_p3_EAX <= 1) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((0 <= __unbuffered_p2_EBX && 0 <= __unbuffered_p3_EAX) && __unbuffered_p2_EBX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((((((0 <= __unbuffered_p2_EAX && 0 <= __unbuffered_p2_EBX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p2_EAX <= 2) && __unbuffered_p2_EAX <= 127) && __unbuffered_p2_EBX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)))) || ((((((((((((0 <= __unbuffered_p0_EAX && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p2_EBX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p0_EAX <= 1) && __unbuffered_p2_EAX <= 2) && __unbuffered_p2_EAX <= 127) && __unbuffered_p2_EBX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2))) [2024-02-07 14:45:27,596 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] 0 <= __unbuffered_cnt [2024-02-07 14:45:27,596 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] y == 1 [2024-02-07 14:45:27,597 INFO L76 edCorrectnessWitness]: Location invariant before [L820-L820] 0 <= __unbuffered_cnt [2024-02-07 14:45:27,597 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] 1 <= __unbuffered_cnt [2024-02-07 14:45:27,597 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] (((0 <= a) && (a <= 1)) && (a == 0 || a == 1)) && (a$flush_delayed == (_Bool)0 || a$flush_delayed == (_Bool)1) [2024-02-07 14:45:27,597 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] z == 1 [2024-02-07 14:45:27,597 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 14:45:27,597 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 14:45:27,597 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (a$r_buff0_thd3 == (_Bool)0) && (a$r_buff1_thd2 == (_Bool)0) [2024-02-07 14:45:27,617 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] (((0 <= a) && (a <= 1)) && (a$r_buff1_thd4 == (_Bool)0)) && (a == 0 || a == 1) [2024-02-07 14:45:27,617 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] a$r_buff1_thd4 == (_Bool)0 [2024-02-07 14:45:27,618 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] ((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-02-07 14:45:27,618 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 14:45:27,618 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)1) [2024-02-07 14:45:27,619 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] (a$r_buff0_thd3 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,619 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] a$r_buff1_thd3 == (_Bool)0 [2024-02-07 14:45:27,620 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,620 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,620 INFO L76 edCorrectnessWitness]: Location invariant before [L872-L872] ((((0LL - (long long )a$w_buff0_used) + (long long )a$w_buff1_used >= 0LL) && ((long long )a$w_buff0_used + (long long )a$w_buff1_used >= 0LL)) && ((0LL - (long long )a$w_buff0_used) - (long long )a$w_buff1_used >= 0LL)) && ((long long )a$w_buff0_used - (long long )a$w_buff1_used >= 0LL) [2024-02-07 14:45:27,620 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] x == 1 [2024-02-07 14:45:27,620 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (a$r_buff1_thd2 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,620 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1 [2024-02-07 14:45:27,621 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] (a$r_buff1_thd3 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,621 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] 0 <= __unbuffered_cnt [2024-02-07 14:45:27,621 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] a$flush_delayed == (_Bool)0 [2024-02-07 14:45:27,621 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,621 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:45:27,621 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] (a$r_buff0_thd4 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,621 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] (a$r_buff1_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,621 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:45:27,622 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] (a$r_buff1_thd2 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,622 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:45:27,622 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:45:27,622 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] (a$r_buff1_thd4 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,624 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:45:27,624 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,624 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] ((0 <= a$w_buff1) && (a$w_buff1 <= 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1) [2024-02-07 14:45:27,624 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] a$r_buff1_thd2 == (_Bool)0 [2024-02-07 14:45:27,625 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:45:27,625 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) && (((a$w_buff1_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1))) [2024-02-07 14:45:27,625 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] ((0 <= __unbuffered_p3_EAX) && (__unbuffered_p3_EAX <= 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1) [2024-02-07 14:45:27,625 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:45:27,626 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (a$r_buff1_thd0 == (_Bool)0) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:45:27,626 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:45:27,626 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:45:27,626 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] a$r_buff1_thd4 == (_Bool)0 [2024-02-07 14:45:27,626 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 14:45:27,626 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] (a$r_buff0_thd2 == (_Bool)0) && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) [2024-02-07 14:45:27,626 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] (((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 2)) && (__unbuffered_p2_EAX <= 127)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2) [2024-02-07 14:45:27,627 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 14:45:27,627 INFO L76 edCorrectnessWitness]: Location invariant before [L892-L892] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:45:27,628 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,628 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (a$r_buff1_thd2 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd2 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,628 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:45:27,628 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 14:45:27,628 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (a$r_buff0_thd4 == (_Bool)0) && (a$r_buff1_thd3 == (_Bool)0) [2024-02-07 14:45:27,629 INFO L76 edCorrectnessWitness]: Location invariant before [L880-L880] 0 <= __unbuffered_cnt [2024-02-07 14:45:27,629 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] a$r_buff0_thd4 == (_Bool)0 [2024-02-07 14:45:27,629 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] ((0 <= __unbuffered_p2_EBX) && (__unbuffered_p2_EBX <= 1)) && (__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) [2024-02-07 14:45:27,629 INFO L76 edCorrectnessWitness]: Location invariant before [L893-L893] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:45:27,629 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] 1 <= __unbuffered_cnt [2024-02-07 14:45:27,629 INFO L76 edCorrectnessWitness]: Location invariant before [L882-L882] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:45:27,629 INFO L76 edCorrectnessWitness]: Location invariant before [L887-L887] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,629 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((0 <= a$w_buff0) && (a$w_buff0 <= 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1) [2024-02-07 14:45:27,630 INFO L76 edCorrectnessWitness]: Location invariant before [L881-L881] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:45:27,630 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,630 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (a$w_buff1_used == (_Bool)1 && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) [2024-02-07 14:45:27,630 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] (a$r_buff1_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,630 INFO L76 edCorrectnessWitness]: Location invariant before [L884-L884] (a$r_buff1_thd0 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,630 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] a$r_buff0_thd0 == (_Bool)0 [2024-02-07 14:45:27,630 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) && (((a$w_buff1_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1)) || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) || (a$w_buff0_used == (_Bool)1 && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1))) [2024-02-07 14:45:27,630 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1 [2024-02-07 14:45:27,631 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] (a$w_buff0 == 1) && (a$w_buff0_used == (_Bool)0 || a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,631 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] y == 2 [2024-02-07 14:45:27,631 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] a$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:45:27,631 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] 0 <= __unbuffered_cnt [2024-02-07 14:45:27,631 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] 1 <= __unbuffered_cnt [2024-02-07 14:45:27,631 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 14:45:27,631 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] (a$r_buff0_thd3 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 14:45:27,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:45:27,914 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/mix007.oepc.i[945,958] [2024-02-07 14:45:28,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:45:28,113 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:45:28,173 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/mix007.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 14:45:28,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:45:28,357 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:45:28,359 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28 WrapperNode [2024-02-07 14:45:28,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:45:28,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:45:28,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:45:28,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:45:28,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,430 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2024-02-07 14:45:28,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:45:28,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:45:28,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:45:28,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:45:28,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,455 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,475 INFO L175 MemorySlicer]: Split 6 memory accesses to 5 slices as follows [2, 1, 1, 1, 1]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 4 writes are split as follows [0, 1, 1, 1, 1]. [2024-02-07 14:45:28,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,508 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:45:28,519 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:45:28,520 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:45:28,520 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:45:28,520 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (1/1) ... [2024-02-07 14:45:28,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:45:28,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:45:28,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 14:45:28,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 14:45:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:45:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:45:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:45:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:45:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 14:45:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:45:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:45:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:45:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:45:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:45:28,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:45:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:45:28,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:45:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 14:45:28,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 14:45:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-02-07 14:45:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-02-07 14:45:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:45:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:45:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:45:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:45:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 14:45:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:45:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:45:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:45:28,599 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 14:45:28,753 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:45:28,754 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:45:29,443 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:45:29,444 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:45:29,896 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:45:29,897 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:45:29,898 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:45:29 BoogieIcfgContainer [2024-02-07 14:45:29,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:45:29,900 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:45:29,901 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:45:29,903 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:45:29,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:45:27" (1/4) ... [2024-02-07 14:45:29,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9650bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:45:29, skipping insertion in model container [2024-02-07 14:45:29,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:45:27" (2/4) ... [2024-02-07 14:45:29,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9650bff and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:45:29, skipping insertion in model container [2024-02-07 14:45:29,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:45:28" (3/4) ... [2024-02-07 14:45:29,906 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9650bff and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:45:29, skipping insertion in model container [2024-02-07 14:45:29,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:45:29" (4/4) ... [2024-02-07 14:45:29,907 INFO L112 eAbstractionObserver]: Analyzing ICFG mix007.oepc.i [2024-02-07 14:45:29,921 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:45:29,922 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2024-02-07 14:45:29,922 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:45:30,068 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:45:30,124 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 148 places, 136 transitions, 288 flow [2024-02-07 14:45:30,196 INFO L124 PetriNetUnfolderBase]: 1/132 cut-off events. [2024-02-07 14:45:30,196 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:45:30,201 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 24. Compared 646 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 14:45:30,201 INFO L82 GeneralOperation]: Start removeDead. Operand has 148 places, 136 transitions, 288 flow [2024-02-07 14:45:30,209 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 132 transitions, 276 flow [2024-02-07 14:45:30,285 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:45:30,294 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;@218b375a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:45:30,295 INFO L358 AbstractCegarLoop]: Starting to check reachability of 161 error locations. [2024-02-07 14:45:30,297 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:45:30,298 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:45:30,300 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:45:30,301 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:45:30,302 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:45:30,302 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 14:45:30,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:45:30,362 INFO L85 PathProgramCache]: Analyzing trace with hash 26760, now seen corresponding path program 1 times [2024-02-07 14:45:30,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:45:30,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298364152] [2024-02-07 14:45:30,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:45:30,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:45:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:45:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 14:45:30,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:45:30,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298364152] [2024-02-07 14:45:30,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298364152] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:45:30,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:45:30,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:45:30,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925879913] [2024-02-07 14:45:30,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:45:30,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:45:30,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:45:30,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:45:30,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:45:30,849 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 136 [2024-02-07 14:45:30,853 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 14:45:30,853 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:45:30,853 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 136 [2024-02-07 14:45:30,854 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:45:42,986 INFO L124 PetriNetUnfolderBase]: 95045/142696 cut-off events. [2024-02-07 14:45:42,988 INFO L125 PetriNetUnfolderBase]: For 189/189 co-relation queries the response was YES. [2024-02-07 14:45:43,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 272695 conditions, 142696 events. 95045/142696 cut-off events. For 189/189 co-relation queries the response was YES. Maximal size of possible extension queue 5155. Compared 1185613 event pairs, 42793 based on Foata normal form. 2210/77974 useless extension candidates. Maximal degree in co-relation 272681. Up to 114957 conditions per place. [2024-02-07 14:45:43,920 INFO L140 encePairwiseOnDemand]: 75/136 looper letters, 89 selfloop transitions, 2 changer transitions 0/102 dead transitions. [2024-02-07 14:45:43,920 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 102 transitions, 407 flow [2024-02-07 14:45:43,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:45:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:45:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 222 transitions. [2024-02-07 14:45:43,930 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5441176470588235 [2024-02-07 14:45:43,931 INFO L175 Difference]: Start difference. First operand has 144 places, 132 transitions, 276 flow. Second operand 3 states and 222 transitions. [2024-02-07 14:45:43,931 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 102 transitions, 407 flow [2024-02-07 14:45:43,935 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 14:45:43,937 INFO L231 Difference]: Finished difference. Result has 84 places, 72 transitions, 184 flow [2024-02-07 14:45:43,939 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 14:45:43,941 INFO L281 CegarLoopForPetriNet]: 144 programPoint places, -60 predicate places. [2024-02-07 14:45:43,941 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 72 transitions, 184 flow [2024-02-07 14:45:43,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 14:45:43,941 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:45:43,942 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:45:43,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:45:43,942 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 158 more)] === [2024-02-07 14:45:43,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:45:43,942 INFO L85 PathProgramCache]: Analyzing trace with hash 798237739, now seen corresponding path program 1 times [2024-02-07 14:45:43,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:45:43,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475144909] [2024-02-07 14:45:43,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:45:43,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:45:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:45:43,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 14:45:43,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:45:43,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475144909] [2024-02-07 14:45:43,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475144909] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:45:43,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:45:43,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:45:43,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518432438] [2024-02-07 14:45:43,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:45:43,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:45:43,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:45:43,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:45:43,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:45:43,979 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 136 [2024-02-07 14:45:43,979 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 14:45:43,979 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:45:43,979 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 136 [2024-02-07 14:45:43,979 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:45:54,609 INFO L124 PetriNetUnfolderBase]: 88693/134371 cut-off events. [2024-02-07 14:45:54,610 INFO L125 PetriNetUnfolderBase]: For 7314/7314 co-relation queries the response was YES. [2024-02-07 14:45:54,928 INFO L83 FinitePrefix]: Finished finitePrefix Result has 289935 conditions, 134371 events. 88693/134371 cut-off events. For 7314/7314 co-relation queries the response was YES. Maximal size of possible extension queue 5145. Compared 1128100 event pairs, 36441 based on Foata normal form. 1914/84286 useless extension candidates. Maximal degree in co-relation 289922. Up to 114957 conditions per place. [2024-02-07 14:45:55,436 INFO L140 encePairwiseOnDemand]: 133/136 looper letters, 88 selfloop transitions, 2 changer transitions 0/101 dead transitions. [2024-02-07 14:45:55,437 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 101 transitions, 428 flow [2024-02-07 14:45:55,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:45:55,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:45:55,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 139 transitions. [2024-02-07 14:45:55,442 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.34068627450980393 [2024-02-07 14:45:55,442 INFO L175 Difference]: Start difference. First operand has 84 places, 72 transitions, 184 flow. Second operand 3 states and 139 transitions. [2024-02-07 14:45:55,442 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 101 transitions, 428 flow [2024-02-07 14:45:55,445 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 14:45:55,446 INFO L231 Difference]: Finished difference. Result has 83 places, 71 transitions, 182 flow [2024-02-07 14:45:55,446 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 14:45:55,447 INFO L281 CegarLoopForPetriNet]: 144 programPoint places, -61 predicate places. [2024-02-07 14:45:55,447 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 71 transitions, 182 flow [2024-02-07 14:45:55,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 14:45:55,447 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:45:55,448 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:45:55,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:45:55,448 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 158 more)] === [2024-02-07 14:45:55,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:45:55,448 INFO L85 PathProgramCache]: Analyzing trace with hash 798237743, now seen corresponding path program 1 times [2024-02-07 14:45:55,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:45:55,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856640844] [2024-02-07 14:45:55,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:45:55,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:45:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:45:55,479 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:45:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:45:55,517 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:45:55,517 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:45:55,518 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (160 of 161 remaining) [2024-02-07 14:45:55,519 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (159 of 161 remaining) [2024-02-07 14:45:55,520 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 161 remaining) [2024-02-07 14:45:55,520 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 161 remaining) [2024-02-07 14:45:55,520 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 161 remaining) [2024-02-07 14:45:55,520 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 161 remaining) [2024-02-07 14:45:55,520 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 161 remaining) [2024-02-07 14:45:55,521 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (153 of 161 remaining) [2024-02-07 14:45:55,521 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 161 remaining) [2024-02-07 14:45:55,521 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 161 remaining) [2024-02-07 14:45:55,522 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 161 remaining) [2024-02-07 14:45:55,531 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 161 remaining) [2024-02-07 14:45:55,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 161 remaining) [2024-02-07 14:45:55,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 161 remaining) [2024-02-07 14:45:55,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 161 remaining) [2024-02-07 14:45:55,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 161 remaining) [2024-02-07 14:45:55,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 161 remaining) [2024-02-07 14:45:55,533 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 161 remaining) [2024-02-07 14:45:55,533 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 161 remaining) [2024-02-07 14:45:55,533 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 161 remaining) [2024-02-07 14:45:55,533 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 161 remaining) [2024-02-07 14:45:55,534 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 161 remaining) [2024-02-07 14:45:55,536 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 161 remaining) [2024-02-07 14:45:55,536 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 161 remaining) [2024-02-07 14:45:55,536 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 161 remaining) [2024-02-07 14:45:55,537 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 161 remaining) [2024-02-07 14:45:55,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 161 remaining) [2024-02-07 14:45:55,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 161 remaining) [2024-02-07 14:45:55,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 161 remaining) [2024-02-07 14:45:55,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 161 remaining) [2024-02-07 14:45:55,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 161 remaining) [2024-02-07 14:45:55,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 161 remaining) [2024-02-07 14:45:55,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 161 remaining) [2024-02-07 14:45:55,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 161 remaining) [2024-02-07 14:45:55,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 161 remaining) [2024-02-07 14:45:55,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 161 remaining) [2024-02-07 14:45:55,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 161 remaining) [2024-02-07 14:45:55,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 161 remaining) [2024-02-07 14:45:55,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 161 remaining) [2024-02-07 14:45:55,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 161 remaining) [2024-02-07 14:45:55,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 161 remaining) [2024-02-07 14:45:55,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 161 remaining) [2024-02-07 14:45:55,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 161 remaining) [2024-02-07 14:45:55,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 161 remaining) [2024-02-07 14:45:55,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 161 remaining) [2024-02-07 14:45:55,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 161 remaining) [2024-02-07 14:45:55,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 161 remaining) [2024-02-07 14:45:55,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 161 remaining) [2024-02-07 14:45:55,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 161 remaining) [2024-02-07 14:45:55,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 161 remaining) [2024-02-07 14:45:55,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 161 remaining) [2024-02-07 14:45:55,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 161 remaining) [2024-02-07 14:45:55,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 161 remaining) [2024-02-07 14:45:55,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 161 remaining) [2024-02-07 14:45:55,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 161 remaining) [2024-02-07 14:45:55,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 161 remaining) [2024-02-07 14:45:55,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 161 remaining) [2024-02-07 14:45:55,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 161 remaining) [2024-02-07 14:45:55,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 161 remaining) [2024-02-07 14:45:55,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 161 remaining) [2024-02-07 14:45:55,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 161 remaining) [2024-02-07 14:45:55,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 161 remaining) [2024-02-07 14:45:55,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 161 remaining) [2024-02-07 14:45:55,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 161 remaining) [2024-02-07 14:45:55,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 161 remaining) [2024-02-07 14:45:55,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 161 remaining) [2024-02-07 14:45:55,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 161 remaining) [2024-02-07 14:45:55,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 161 remaining) [2024-02-07 14:45:55,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 161 remaining) [2024-02-07 14:45:55,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 161 remaining) [2024-02-07 14:45:55,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 161 remaining) [2024-02-07 14:45:55,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 161 remaining) [2024-02-07 14:45:55,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 161 remaining) [2024-02-07 14:45:55,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 161 remaining) [2024-02-07 14:45:55,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 161 remaining) [2024-02-07 14:45:55,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 161 remaining) [2024-02-07 14:45:55,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 161 remaining) [2024-02-07 14:45:55,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 161 remaining) [2024-02-07 14:45:55,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 161 remaining) [2024-02-07 14:45:55,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 161 remaining) [2024-02-07 14:45:55,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 161 remaining) [2024-02-07 14:45:55,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 161 remaining) [2024-02-07 14:45:55,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 161 remaining) [2024-02-07 14:45:55,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 161 remaining) [2024-02-07 14:45:55,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 161 remaining) [2024-02-07 14:45:55,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 161 remaining) [2024-02-07 14:45:55,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (74 of 161 remaining) [2024-02-07 14:45:55,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 161 remaining) [2024-02-07 14:45:55,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 161 remaining) [2024-02-07 14:45:55,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 161 remaining) [2024-02-07 14:45:55,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 161 remaining) [2024-02-07 14:45:55,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 161 remaining) [2024-02-07 14:45:55,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 161 remaining) [2024-02-07 14:45:55,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 161 remaining) [2024-02-07 14:45:55,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 161 remaining) [2024-02-07 14:45:55,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 161 remaining) [2024-02-07 14:45:55,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (64 of 161 remaining) [2024-02-07 14:45:55,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 161 remaining) [2024-02-07 14:45:55,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 161 remaining) [2024-02-07 14:45:55,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 161 remaining) [2024-02-07 14:45:55,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 161 remaining) [2024-02-07 14:45:55,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 161 remaining) [2024-02-07 14:45:55,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 161 remaining) [2024-02-07 14:45:55,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 161 remaining) [2024-02-07 14:45:55,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 161 remaining) [2024-02-07 14:45:55,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 161 remaining) [2024-02-07 14:45:55,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 161 remaining) [2024-02-07 14:45:55,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 161 remaining) [2024-02-07 14:45:55,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 161 remaining) [2024-02-07 14:45:55,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 161 remaining) [2024-02-07 14:45:55,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 161 remaining) [2024-02-07 14:45:55,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 161 remaining) [2024-02-07 14:45:55,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 161 remaining) [2024-02-07 14:45:55,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 161 remaining) [2024-02-07 14:45:55,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 161 remaining) [2024-02-07 14:45:55,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 161 remaining) [2024-02-07 14:45:55,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 161 remaining) [2024-02-07 14:45:55,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 161 remaining) [2024-02-07 14:45:55,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 161 remaining) [2024-02-07 14:45:55,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 161 remaining) [2024-02-07 14:45:55,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 161 remaining) [2024-02-07 14:45:55,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 161 remaining) [2024-02-07 14:45:55,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 161 remaining) [2024-02-07 14:45:55,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 161 remaining) [2024-02-07 14:45:55,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 161 remaining) [2024-02-07 14:45:55,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 161 remaining) [2024-02-07 14:45:55,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 161 remaining) [2024-02-07 14:45:55,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 161 remaining) [2024-02-07 14:45:55,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 161 remaining) [2024-02-07 14:45:55,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 161 remaining) [2024-02-07 14:45:55,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 161 remaining) [2024-02-07 14:45:55,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 161 remaining) [2024-02-07 14:45:55,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 161 remaining) [2024-02-07 14:45:55,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 161 remaining) [2024-02-07 14:45:55,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 161 remaining) [2024-02-07 14:45:55,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 161 remaining) [2024-02-07 14:45:55,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 161 remaining) [2024-02-07 14:45:55,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 161 remaining) [2024-02-07 14:45:55,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 161 remaining) [2024-02-07 14:45:55,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 161 remaining) [2024-02-07 14:45:55,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 161 remaining) [2024-02-07 14:45:55,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 161 remaining) [2024-02-07 14:45:55,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 161 remaining) [2024-02-07 14:45:55,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 161 remaining) [2024-02-07 14:45:55,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 161 remaining) [2024-02-07 14:45:55,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 161 remaining) [2024-02-07 14:45:55,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 161 remaining) [2024-02-07 14:45:55,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 161 remaining) [2024-02-07 14:45:55,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 161 remaining) [2024-02-07 14:45:55,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 161 remaining) [2024-02-07 14:45:55,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 161 remaining) [2024-02-07 14:45:55,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 161 remaining) [2024-02-07 14:45:55,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 161 remaining) [2024-02-07 14:45:55,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 161 remaining) [2024-02-07 14:45:55,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 161 remaining) [2024-02-07 14:45:55,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 161 remaining) [2024-02-07 14:45:55,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 161 remaining) [2024-02-07 14:45:55,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 161 remaining) [2024-02-07 14:45:55,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 161 remaining) [2024-02-07 14:45:55,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 161 remaining) [2024-02-07 14:45:55,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 161 remaining) [2024-02-07 14:45:55,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 14:45:55,562 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 14:45:55,570 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:45:55,570 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:45:55,593 INFO L503 ceAbstractionStarter]: Automizer considered 84 witness invariants [2024-02-07 14:45:55,593 INFO L504 ceAbstractionStarter]: WitnessConsidered=84 [2024-02-07 14:45:55,594 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:45:55 BasicIcfg [2024-02-07 14:45:55,594 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:45:55,595 INFO L158 Benchmark]: Toolchain (without parser) took 28156.09ms. Allocated memory was 199.2MB in the beginning and 11.9GB in the end (delta: 11.7GB). Free memory was 121.8MB in the beginning and 10.1GB in the end (delta: -10.0GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-02-07 14:45:55,596 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory was 77.7MB in the beginning and 77.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:45:55,596 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 199.2MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:45:55,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 921.22ms. Allocated memory is still 199.2MB. Free memory was 121.5MB in the beginning and 136.8MB in the end (delta: -15.3MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-02-07 14:45:55,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.42ms. Allocated memory is still 199.2MB. Free memory was 136.8MB in the beginning and 132.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:45:55,597 INFO L158 Benchmark]: Boogie Preprocessor took 80.81ms. Allocated memory is still 199.2MB. Free memory was 132.6MB in the beginning and 128.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:45:55,597 INFO L158 Benchmark]: RCFGBuilder took 1378.57ms. Allocated memory is still 199.2MB. Free memory was 128.4MB in the beginning and 159.4MB in the end (delta: -30.9MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. [2024-02-07 14:45:55,597 INFO L158 Benchmark]: TraceAbstraction took 25693.47ms. Allocated memory was 199.2MB in the beginning and 11.9GB in the end (delta: 11.7GB). Free memory was 159.4MB in the beginning and 10.1GB in the end (delta: -9.9GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-02-07 14:45:55,598 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory was 77.7MB in the beginning and 77.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 199.2MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 921.22ms. Allocated memory is still 199.2MB. Free memory was 121.5MB in the beginning and 136.8MB in the end (delta: -15.3MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.42ms. Allocated memory is still 199.2MB. Free memory was 136.8MB in the beginning and 132.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.81ms. Allocated memory is still 199.2MB. Free memory was 132.6MB in the beginning and 128.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1378.57ms. Allocated memory is still 199.2MB. Free memory was 128.4MB in the beginning and 159.4MB in the end (delta: -30.9MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. * TraceAbstraction took 25693.47ms. Allocated memory was 199.2MB in the beginning and 11.9GB in the end (delta: 11.7GB). Free memory was 159.4MB in the beginning and 10.1GB in the end (delta: -9.9GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 758]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p2_EBX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool a$flush_delayed; [L724] 0 int a$mem_tmp; [L725] 0 _Bool a$r_buff0_thd0; [L726] 0 _Bool a$r_buff0_thd1; [L727] 0 _Bool a$r_buff0_thd2; [L728] 0 _Bool a$r_buff0_thd3; [L729] 0 _Bool a$r_buff0_thd4; [L730] 0 _Bool a$r_buff1_thd0; [L731] 0 _Bool a$r_buff1_thd1; [L732] 0 _Bool a$r_buff1_thd2; [L733] 0 _Bool a$r_buff1_thd3; [L734] 0 _Bool a$r_buff1_thd4; [L735] 0 _Bool a$read_delayed; [L736] 0 int *a$read_delayed_var; [L737] 0 int a$w_buff0; [L738] 0 _Bool a$w_buff0_used; [L739] 0 int a$w_buff1; [L740] 0 _Bool a$w_buff1_used; [L741] 0 _Bool main$tmp_guard0; [L742] 0 _Bool main$tmp_guard1; [L744] 0 int x = 0; [L746] 0 int y = 0; [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L871] 0 pthread_t t177; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t177={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L872] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L872] FCALL, FORK 0 pthread_create(&t177, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t177={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]]]]] [L754] 1 a$w_buff1 = a$w_buff0 [L755] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]]]]] [L755] 1 a$w_buff0 = 1 [L756] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L756] 1 a$w_buff1_used = a$w_buff0_used [L757] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L757] 1 a$w_buff0_used = (_Bool)1 [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 763]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 792]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 794]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 797]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 798]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 805]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 818]: 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: 821]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 840]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 841]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 842]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 844]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 852]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 857]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 881]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 886]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 887]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 888]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 889]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 891]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 893]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 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. - 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: 25.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 24.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 78 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 236 IncrementalHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 78 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, 0.3s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 14:45:55,643 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