./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix017.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7c74aec Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix017.oepc.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:25:17,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:25:17,244 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:25:17,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:25:17,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:25:17,287 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:25:17,289 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:25:17,289 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:25:17,289 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:25:17,292 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:25:17,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:25:17,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:25:17,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:25:17,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:25:17,294 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:25:17,294 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:25:17,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:25:17,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:25:17,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:25:17,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:25:17,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:25:17,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:25:17,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:25:17,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:25:17,299 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:25:17,300 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:25:17,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:25:17,300 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:25:17,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:25:17,301 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:25:17,302 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:25:17,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:25:17,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:25:17,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:25:17,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:25:17,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:25:17,304 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:25:17,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:25:17,304 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:25:17,305 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:25:17,305 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:25:17,305 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:25:17,305 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:25:17,306 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:25:17,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:25:17,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:25:17,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:25:17,557 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:25:17,557 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:25:17,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix017.oepc.yml/witness.yml [2024-02-07 19:25:17,731 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:25:17,732 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:25:17,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i [2024-02-07 19:25:18,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:25:19,183 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:25:19,184 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix017.oepc.i [2024-02-07 19:25:19,203 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff037f3b2/67fb12b09ee44aae89cd4bd48195eb2d/FLAG46f85316d [2024-02-07 19:25:19,214 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff037f3b2/67fb12b09ee44aae89cd4bd48195eb2d [2024-02-07 19:25:19,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:25:19,216 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:25:19,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:25:19,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:25:19,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:25:19,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:25:17" (1/2) ... [2024-02-07 19:25:19,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a5f99e3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:25:19, skipping insertion in model container [2024-02-07 19:25:19,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:25:17" (1/2) ... [2024-02-07 19:25:19,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@732f3f97 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:25:19, skipping insertion in model container [2024-02-07 19:25:19,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:25:19" (2/2) ... [2024-02-07 19:25:19,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a5f99e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:19, skipping insertion in model container [2024-02-07 19:25:19,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:25:19" (2/2) ... [2024-02-07 19:25:19,225 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:25:19,407 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:25:19,408 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 19:25:19,408 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,408 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] 0 <= __unbuffered_cnt [2024-02-07 19:25:19,409 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:25:19,409 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] x == 1 [2024-02-07 19:25:19,409 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] ((0 <= __unbuffered_p2_EAX) && (__unbuffered_p2_EAX <= 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) [2024-02-07 19:25:19,409 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (a$r_buff1_thd0 == (_Bool)0) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:25:19,409 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((0 <= a$w_buff0) && (a$w_buff0 <= 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1) [2024-02-07 19:25:19,409 INFO L76 edCorrectnessWitness]: Location invariant before [L825-L825] z == 1 [2024-02-07 19:25:19,410 INFO L76 edCorrectnessWitness]: Location invariant before [L828-L828] ((0 <= __unbuffered_p3_EAX) && (__unbuffered_p3_EAX <= 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1) [2024-02-07 19:25:19,410 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] a$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:25:19,410 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] 1 <= __unbuffered_cnt [2024-02-07 19:25:19,410 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:25:19,410 INFO L76 edCorrectnessWitness]: Location invariant before [L888-L888] ((((0 <= __unbuffered_p3_EBX) && (__unbuffered_p3_EBX <= 1)) && (__unbuffered_p0_EAX == 0)) && (__unbuffered_p3_EBX == 0 || __unbuffered_p3_EBX == 1)) && ((__unbuffered_p1_EAX == 0 && ((__unbuffered_p2_EAX == 0 && (__unbuffered_p3_EAX == 1 || ((0 <= __unbuffered_p3_EAX && __unbuffered_p3_EAX <= 1) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || (((((0 <= __unbuffered_p2_EAX && 0 <= __unbuffered_p3_EAX) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1)))) || ((((((((0 <= __unbuffered_p1_EAX && 0 <= __unbuffered_p2_EAX) && 0 <= __unbuffered_p3_EAX) && __unbuffered_p1_EAX <= 1) && __unbuffered_p2_EAX <= 1) && __unbuffered_p3_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (__unbuffered_p3_EAX == 0 || __unbuffered_p3_EAX == 1))) [2024-02-07 19:25:19,410 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:25:19,411 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:25:19,411 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] 0 <= __unbuffered_cnt [2024-02-07 19:25:19,411 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,411 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] ((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-02-07 19:25:19,411 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:25:19,411 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (a$r_buff0_thd3 == (_Bool)0) && (a$r_buff1_thd2 == (_Bool)0) [2024-02-07 19:25:19,412 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] (a$r_buff0_thd2 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,412 INFO L76 edCorrectnessWitness]: Location invariant before [L886-L886] a$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:25:19,412 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] ((((a$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$w_buff1_used == (_Bool)1)) [2024-02-07 19:25:19,412 INFO L76 edCorrectnessWitness]: Location invariant before [L879-L879] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:25:19,413 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] 0 <= __unbuffered_cnt [2024-02-07 19:25:19,413 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (a$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$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:25:19,413 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:25:19,413 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] ((((a$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$w_buff1_used == (_Bool)1)) [2024-02-07 19:25:19,413 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:25:19,413 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] (a$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$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:25:19,413 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:25:19,413 INFO L76 edCorrectnessWitness]: Location invariant before [L869-L869] ((((0LL - (long long )a$w_buff0_used) + (long long )a$w_buff1_used >= 0LL) && ((long long )a$w_buff0_used + (long long )a$w_buff1_used >= 0LL)) && ((0LL - (long long )a$w_buff0_used) - (long long )a$w_buff1_used >= 0LL)) && ((long long )a$w_buff0_used - (long long )a$w_buff1_used >= 0LL) [2024-02-07 19:25:19,414 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 19:25:19,414 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 19:25:19,414 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] a$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:25:19,415 INFO L76 edCorrectnessWitness]: Location invariant before [L881-L881] (a$r_buff1_thd0 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,415 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (a$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$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:25:19,416 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] (a$r_buff1_thd3 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,417 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] ((0 <= a$w_buff1) && (a$w_buff1 <= 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1) [2024-02-07 19:25:19,417 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] (a$r_buff1_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,417 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (a$r_buff0_thd4 == (_Bool)0) && (a$r_buff1_thd3 == (_Bool)0) [2024-02-07 19:25:19,417 INFO L76 edCorrectnessWitness]: Location invariant before [L877-L877] 0 <= __unbuffered_cnt [2024-02-07 19:25:19,417 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1 [2024-02-07 19:25:19,418 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)1) [2024-02-07 19:25:19,418 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] a$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:25:19,419 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] 1 <= __unbuffered_cnt [2024-02-07 19:25:19,419 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] a$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:25:19,419 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] a$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:25:19,420 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] (a$r_buff1_thd4 == (_Bool)0 && a$w_buff1_used == (_Bool)1) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,420 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] 0 <= __unbuffered_cnt [2024-02-07 19:25:19,420 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 19:25:19,420 INFO L76 edCorrectnessWitness]: Location invariant before [L889-L889] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:25:19,421 INFO L76 edCorrectnessWitness]: Location invariant before [L841-L841] (((0 <= a) && (a <= 1)) && (a$r_buff1_thd4 == (_Bool)0)) && (a == 0 || a == 1) [2024-02-07 19:25:19,421 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] (a$r_buff0_thd4 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,422 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] (a$r_buff1_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,422 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 19:25:19,422 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] (a$r_buff0_thd3 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,423 INFO L76 edCorrectnessWitness]: Location invariant before [L882-L882] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,423 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (a$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$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,423 INFO L76 edCorrectnessWitness]: Location invariant before [L884-L884] (a$r_buff0_thd0 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,423 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] ((0 <= a) && (a <= 1)) && (a == 0 || a == 1) [2024-02-07 19:25:19,423 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] (((0 <= a) && (a <= 1)) && (a == 0 || a == 1)) && (a$flush_delayed == (_Bool)0 || a$flush_delayed == (_Bool)1) [2024-02-07 19:25:19,423 INFO L76 edCorrectnessWitness]: Location invariant before [L890-L890] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:25:19,424 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] (a$w_buff0_used == (_Bool)1) && (a$r_buff0_thd1 == (_Bool)0 || a$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:25:19,424 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] (a$r_buff0_thd4 == (_Bool)0) && (a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,424 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] a$flush_delayed == (_Bool)0 [2024-02-07 19:25:19,424 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] 1 <= __unbuffered_cnt [2024-02-07 19:25:19,424 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] a$r_buff1_thd4 == (_Bool)0 [2024-02-07 19:25:19,424 INFO L76 edCorrectnessWitness]: Location invariant before [L885-L885] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,425 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:25:19,425 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] (a$r_buff0_thd2 == (_Bool)0) && (a$r_buff1_thd1 == (_Bool)0 || a$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:25:19,425 INFO L76 edCorrectnessWitness]: Location invariant before [L878-L878] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:25:19,425 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] a$r_buff0_thd3 == (_Bool)0 [2024-02-07 19:25:19,425 INFO L76 edCorrectnessWitness]: Location invariant before [L883-L883] (a$r_buff1_thd0 == (_Bool)0 && (a$w_buff1_used == (_Bool)1 || (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd0 == (_Bool)0 && a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,425 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 19:25:19,425 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] 1 <= __unbuffered_cnt [2024-02-07 19:25:19,426 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] (a$w_buff0 == 1) && (a$w_buff0_used == (_Bool)0 || a$w_buff0_used == (_Bool)1) [2024-02-07 19:25:19,426 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] ((((a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1) || (a$r_buff1_thd3 == (_Bool)0 && a$w_buff1_used == (_Bool)1)) || (a$r_buff1_thd3 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd3 == (_Bool)0 && a$w_buff0_used == (_Bool)1)) || (a$r_buff0_thd3 == (_Bool)0 && (a$w_buff0_used == (_Bool)0 || a$w_buff0_used == (_Bool)1)) [2024-02-07 19:25:19,426 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] ((((a$r_buff1_thd4 == (_Bool)0 && a$w_buff0_used == (_Bool)1) && a$w_buff1_used == (_Bool)1) || a$r_buff0_thd4 == (_Bool)0) || (((a$r_buff0_thd4 == (_Bool)0 && a$r_buff1_thd4 == (_Bool)0) && a$w_buff0_used == (_Bool)1) && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1))) || (a$r_buff0_thd4 == (_Bool)0 && (a$w_buff1_used == (_Bool)0 || a$w_buff1_used == (_Bool)1)) [2024-02-07 19:25:19,426 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] y == 1 [2024-02-07 19:25:19,426 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (a$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 19:25:19,475 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:25:19,690 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix017.oepc.i[945,958] [2024-02-07 19:25:19,826 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:25:19,836 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:25:19,870 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix017.oepc.i[945,958] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 19:25:20,054 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:25:20,091 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:25:20,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20 WrapperNode [2024-02-07 19:25:20,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:25:20,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:25:20,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:25:20,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:25:20,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,155 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2024-02-07 19:25:20,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:25:20,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:25:20,160 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:25:20,160 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:25:20,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,175 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,198 INFO L175 MemorySlicer]: Split 6 memory accesses to 5 slices as follows [2, 1, 1, 1, 1]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 4 writes are split as follows [0, 1, 1, 1, 1]. [2024-02-07 19:25:20,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:25:20,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:25:20,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:25:20,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:25:20,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (1/1) ... [2024-02-07 19:25:20,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:25:20,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:25:20,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 19:25:20,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 19:25:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:25:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:25:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:25:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:25:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:25:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:25:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:25:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:25:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:25:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:25:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:25:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:25:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:25:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:25:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:25:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-02-07 19:25:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-02-07 19:25:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:25:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:25:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:25:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:25:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:25:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:25:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:25:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:25:20,336 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 19:25:20,478 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:25:20,480 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:25:21,125 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:25:21,126 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:25:21,763 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:25:21,763 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:25:21,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:25:21 BoogieIcfgContainer [2024-02-07 19:25:21,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:25:21,766 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:25:21,766 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:25:21,769 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:25:21,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:25:17" (1/4) ... [2024-02-07 19:25:21,770 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe35ae5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:25:21, skipping insertion in model container [2024-02-07 19:25:21,770 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:25:19" (2/4) ... [2024-02-07 19:25:21,770 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe35ae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:25:21, skipping insertion in model container [2024-02-07 19:25:21,770 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:25:20" (3/4) ... [2024-02-07 19:25:21,770 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe35ae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:25:21, skipping insertion in model container [2024-02-07 19:25:21,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:25:21" (4/4) ... [2024-02-07 19:25:21,772 INFO L112 eAbstractionObserver]: Analyzing ICFG mix017.oepc.i [2024-02-07 19:25:21,789 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:25:21,790 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 85 error locations. [2024-02-07 19:25:21,790 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:25:21,947 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:25:21,988 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 146 places, 134 transitions, 284 flow [2024-02-07 19:25:22,078 INFO L124 PetriNetUnfolderBase]: 1/130 cut-off events. [2024-02-07 19:25:22,079 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:25:22,084 INFO L83 FinitePrefix]: Finished finitePrefix Result has 143 conditions, 130 events. 1/130 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 621 event pairs, 0 based on Foata normal form. 0/44 useless extension candidates. Maximal degree in co-relation 132. Up to 2 conditions per place. [2024-02-07 19:25:22,084 INFO L82 GeneralOperation]: Start removeDead. Operand has 146 places, 134 transitions, 284 flow [2024-02-07 19:25:22,094 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 142 places, 130 transitions, 272 flow [2024-02-07 19:25:22,108 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:25:22,118 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;@28d001c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:25:22,119 INFO L358 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-02-07 19:25:22,131 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:25:22,134 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:25:22,135 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:25:22,136 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:25:22,137 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:25:22,138 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 19:25:22,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:25:22,146 INFO L85 PathProgramCache]: Analyzing trace with hash 26823, now seen corresponding path program 1 times [2024-02-07 19:25:22,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:25:22,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880933330] [2024-02-07 19:25:22,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:25:22,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:25:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:25:22,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 19:25:22,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:25:22,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880933330] [2024-02-07 19:25:22,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880933330] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:25:22,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:25:22,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:25:22,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400277810] [2024-02-07 19:25:22,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:25:22,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:25:22,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:25:22,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:25:22,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:25:22,541 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 134 [2024-02-07 19:25:22,544 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 130 transitions, 272 flow. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:25:22,544 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:25:22,544 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 134 [2024-02-07 19:25:22,545 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:25:34,727 INFO L124 PetriNetUnfolderBase]: 87834/130474 cut-off events. [2024-02-07 19:25:34,727 INFO L125 PetriNetUnfolderBase]: For 173/173 co-relation queries the response was YES. [2024-02-07 19:25:35,026 INFO L83 FinitePrefix]: Finished finitePrefix Result has 250712 conditions, 130474 events. 87834/130474 cut-off events. For 173/173 co-relation queries the response was YES. Maximal size of possible extension queue 4937. Compared 1060562 event pairs, 40172 based on Foata normal form. 1815/68678 useless extension candidates. Maximal degree in co-relation 250698. Up to 106796 conditions per place. [2024-02-07 19:25:35,910 INFO L140 encePairwiseOnDemand]: 74/134 looper letters, 87 selfloop transitions, 2 changer transitions 0/100 dead transitions. [2024-02-07 19:25:35,910 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 100 transitions, 399 flow [2024-02-07 19:25:35,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:25:35,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:25:35,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 218 transitions. [2024-02-07 19:25:35,923 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5422885572139303 [2024-02-07 19:25:35,925 INFO L175 Difference]: Start difference. First operand has 142 places, 130 transitions, 272 flow. Second operand 3 states and 218 transitions. [2024-02-07 19:25:35,926 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 100 transitions, 399 flow [2024-02-07 19:25:35,933 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 100 transitions, 392 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-02-07 19:25:35,937 INFO L231 Difference]: Finished difference. Result has 83 places, 71 transitions, 182 flow [2024-02-07 19:25:35,939 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=182, PETRI_PLACES=83, PETRI_TRANSITIONS=71} [2024-02-07 19:25:35,942 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -59 predicate places. [2024-02-07 19:25:35,944 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 71 transitions, 182 flow [2024-02-07 19:25:35,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:25:35,944 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:25:35,944 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:25:35,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:25:35,945 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 19:25:35,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:25:35,946 INFO L85 PathProgramCache]: Analyzing trace with hash 800120402, now seen corresponding path program 1 times [2024-02-07 19:25:35,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:25:35,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411208127] [2024-02-07 19:25:35,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:25:35,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:25:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:25:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 19:25:36,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:25:36,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411208127] [2024-02-07 19:25:36,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411208127] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:25:36,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:25:36,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:25:36,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985514186] [2024-02-07 19:25:36,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:25:36,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:25:36,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:25:36,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:25:36,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:25:36,057 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 134 [2024-02-07 19:25:36,059 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 71 transitions, 182 flow. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:25:36,059 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:25:36,059 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 134 [2024-02-07 19:25:36,059 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:25:46,137 INFO L124 PetriNetUnfolderBase]: 82169/123044 cut-off events. [2024-02-07 19:25:46,137 INFO L125 PetriNetUnfolderBase]: For 6720/6720 co-relation queries the response was YES. [2024-02-07 19:25:46,444 INFO L83 FinitePrefix]: Finished finitePrefix Result has 267674 conditions, 123044 events. 82169/123044 cut-off events. For 6720/6720 co-relation queries the response was YES. Maximal size of possible extension queue 4926. Compared 1010058 event pairs, 34507 based on Foata normal form. 1711/75245 useless extension candidates. Maximal degree in co-relation 267661. Up to 106796 conditions per place. [2024-02-07 19:25:47,067 INFO L140 encePairwiseOnDemand]: 131/134 looper letters, 86 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2024-02-07 19:25:47,067 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 99 transitions, 420 flow [2024-02-07 19:25:47,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:25:47,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:25:47,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 137 transitions. [2024-02-07 19:25:47,074 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3407960199004975 [2024-02-07 19:25:47,074 INFO L175 Difference]: Start difference. First operand has 83 places, 71 transitions, 182 flow. Second operand 3 states and 137 transitions. [2024-02-07 19:25:47,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 99 transitions, 420 flow [2024-02-07 19:25:47,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 99 transitions, 416 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:25:47,078 INFO L231 Difference]: Finished difference. Result has 82 places, 70 transitions, 180 flow [2024-02-07 19:25:47,078 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=180, PETRI_PLACES=82, PETRI_TRANSITIONS=70} [2024-02-07 19:25:47,079 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -60 predicate places. [2024-02-07 19:25:47,079 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 70 transitions, 180 flow [2024-02-07 19:25:47,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:25:47,080 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:25:47,080 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:25:47,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:25:47,080 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 156 more)] === [2024-02-07 19:25:47,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:25:47,081 INFO L85 PathProgramCache]: Analyzing trace with hash 800120406, now seen corresponding path program 1 times [2024-02-07 19:25:47,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:25:47,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434385093] [2024-02-07 19:25:47,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:25:47,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:25:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:25:47,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:25:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:25:47,160 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:25:47,161 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:25:47,162 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 159 remaining) [2024-02-07 19:25:47,163 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 159 remaining) [2024-02-07 19:25:47,164 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 159 remaining) [2024-02-07 19:25:47,164 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 159 remaining) [2024-02-07 19:25:47,164 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 159 remaining) [2024-02-07 19:25:47,164 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 159 remaining) [2024-02-07 19:25:47,164 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 159 remaining) [2024-02-07 19:25:47,164 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (151 of 159 remaining) [2024-02-07 19:25:47,165 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 159 remaining) [2024-02-07 19:25:47,165 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 159 remaining) [2024-02-07 19:25:47,166 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 159 remaining) [2024-02-07 19:25:47,169 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 159 remaining) [2024-02-07 19:25:47,169 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 159 remaining) [2024-02-07 19:25:47,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 159 remaining) [2024-02-07 19:25:47,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 159 remaining) [2024-02-07 19:25:47,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 159 remaining) [2024-02-07 19:25:47,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 159 remaining) [2024-02-07 19:25:47,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 159 remaining) [2024-02-07 19:25:47,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 159 remaining) [2024-02-07 19:25:47,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 159 remaining) [2024-02-07 19:25:47,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 159 remaining) [2024-02-07 19:25:47,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 159 remaining) [2024-02-07 19:25:47,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 159 remaining) [2024-02-07 19:25:47,172 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 159 remaining) [2024-02-07 19:25:47,174 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 159 remaining) [2024-02-07 19:25:47,174 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 159 remaining) [2024-02-07 19:25:47,175 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 159 remaining) [2024-02-07 19:25:47,175 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 159 remaining) [2024-02-07 19:25:47,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 159 remaining) [2024-02-07 19:25:47,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 159 remaining) [2024-02-07 19:25:47,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 159 remaining) [2024-02-07 19:25:47,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 159 remaining) [2024-02-07 19:25:47,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 159 remaining) [2024-02-07 19:25:47,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 159 remaining) [2024-02-07 19:25:47,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 159 remaining) [2024-02-07 19:25:47,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 159 remaining) [2024-02-07 19:25:47,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 159 remaining) [2024-02-07 19:25:47,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 159 remaining) [2024-02-07 19:25:47,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 159 remaining) [2024-02-07 19:25:47,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 159 remaining) [2024-02-07 19:25:47,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 159 remaining) [2024-02-07 19:25:47,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 159 remaining) [2024-02-07 19:25:47,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 159 remaining) [2024-02-07 19:25:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 159 remaining) [2024-02-07 19:25:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 159 remaining) [2024-02-07 19:25:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 159 remaining) [2024-02-07 19:25:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 159 remaining) [2024-02-07 19:25:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 159 remaining) [2024-02-07 19:25:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 159 remaining) [2024-02-07 19:25:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 159 remaining) [2024-02-07 19:25:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 159 remaining) [2024-02-07 19:25:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 159 remaining) [2024-02-07 19:25:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 159 remaining) [2024-02-07 19:25:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 159 remaining) [2024-02-07 19:25:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 159 remaining) [2024-02-07 19:25:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 159 remaining) [2024-02-07 19:25:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 159 remaining) [2024-02-07 19:25:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 159 remaining) [2024-02-07 19:25:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 159 remaining) [2024-02-07 19:25:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 159 remaining) [2024-02-07 19:25:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 159 remaining) [2024-02-07 19:25:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 159 remaining) [2024-02-07 19:25:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 159 remaining) [2024-02-07 19:25:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 159 remaining) [2024-02-07 19:25:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 159 remaining) [2024-02-07 19:25:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 159 remaining) [2024-02-07 19:25:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 159 remaining) [2024-02-07 19:25:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 159 remaining) [2024-02-07 19:25:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 159 remaining) [2024-02-07 19:25:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 159 remaining) [2024-02-07 19:25:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 159 remaining) [2024-02-07 19:25:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 159 remaining) [2024-02-07 19:25:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 159 remaining) [2024-02-07 19:25:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 159 remaining) [2024-02-07 19:25:47,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 159 remaining) [2024-02-07 19:25:47,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 159 remaining) [2024-02-07 19:25:47,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 159 remaining) [2024-02-07 19:25:47,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 159 remaining) [2024-02-07 19:25:47,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 159 remaining) [2024-02-07 19:25:47,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 159 remaining) [2024-02-07 19:25:47,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 159 remaining) [2024-02-07 19:25:47,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 159 remaining) [2024-02-07 19:25:47,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 159 remaining) [2024-02-07 19:25:47,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 159 remaining) [2024-02-07 19:25:47,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 159 remaining) [2024-02-07 19:25:47,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (73 of 159 remaining) [2024-02-07 19:25:47,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 159 remaining) [2024-02-07 19:25:47,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 159 remaining) [2024-02-07 19:25:47,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 159 remaining) [2024-02-07 19:25:47,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (69 of 159 remaining) [2024-02-07 19:25:47,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 159 remaining) [2024-02-07 19:25:47,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 159 remaining) [2024-02-07 19:25:47,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 159 remaining) [2024-02-07 19:25:47,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 159 remaining) [2024-02-07 19:25:47,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 159 remaining) [2024-02-07 19:25:47,194 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (63 of 159 remaining) [2024-02-07 19:25:47,194 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 159 remaining) [2024-02-07 19:25:47,194 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 159 remaining) [2024-02-07 19:25:47,194 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 159 remaining) [2024-02-07 19:25:47,194 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 159 remaining) [2024-02-07 19:25:47,194 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 159 remaining) [2024-02-07 19:25:47,195 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 159 remaining) [2024-02-07 19:25:47,195 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 159 remaining) [2024-02-07 19:25:47,195 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 159 remaining) [2024-02-07 19:25:47,195 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 159 remaining) [2024-02-07 19:25:47,195 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 159 remaining) [2024-02-07 19:25:47,195 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 159 remaining) [2024-02-07 19:25:47,195 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 159 remaining) [2024-02-07 19:25:47,196 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 159 remaining) [2024-02-07 19:25:47,196 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 159 remaining) [2024-02-07 19:25:47,196 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 159 remaining) [2024-02-07 19:25:47,196 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 159 remaining) [2024-02-07 19:25:47,196 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 159 remaining) [2024-02-07 19:25:47,196 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 159 remaining) [2024-02-07 19:25:47,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 159 remaining) [2024-02-07 19:25:47,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 159 remaining) [2024-02-07 19:25:47,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 159 remaining) [2024-02-07 19:25:47,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 159 remaining) [2024-02-07 19:25:47,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 159 remaining) [2024-02-07 19:25:47,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 159 remaining) [2024-02-07 19:25:47,198 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 159 remaining) [2024-02-07 19:25:47,198 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 159 remaining) [2024-02-07 19:25:47,198 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 159 remaining) [2024-02-07 19:25:47,198 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 159 remaining) [2024-02-07 19:25:47,198 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 159 remaining) [2024-02-07 19:25:47,198 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 159 remaining) [2024-02-07 19:25:47,198 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 159 remaining) [2024-02-07 19:25:47,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 159 remaining) [2024-02-07 19:25:47,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 159 remaining) [2024-02-07 19:25:47,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 159 remaining) [2024-02-07 19:25:47,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 159 remaining) [2024-02-07 19:25:47,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 159 remaining) [2024-02-07 19:25:47,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 159 remaining) [2024-02-07 19:25:47,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 159 remaining) [2024-02-07 19:25:47,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 159 remaining) [2024-02-07 19:25:47,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 159 remaining) [2024-02-07 19:25:47,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 159 remaining) [2024-02-07 19:25:47,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 159 remaining) [2024-02-07 19:25:47,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 159 remaining) [2024-02-07 19:25:47,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 159 remaining) [2024-02-07 19:25:47,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 159 remaining) [2024-02-07 19:25:47,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 159 remaining) [2024-02-07 19:25:47,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 159 remaining) [2024-02-07 19:25:47,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 159 remaining) [2024-02-07 19:25:47,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 159 remaining) [2024-02-07 19:25:47,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 159 remaining) [2024-02-07 19:25:47,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 159 remaining) [2024-02-07 19:25:47,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err12ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 159 remaining) [2024-02-07 19:25:47,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err13ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 159 remaining) [2024-02-07 19:25:47,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err14ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 159 remaining) [2024-02-07 19:25:47,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err15ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 159 remaining) [2024-02-07 19:25:47,204 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err16ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 159 remaining) [2024-02-07 19:25:47,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err17ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 159 remaining) [2024-02-07 19:25:47,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err18ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 159 remaining) [2024-02-07 19:25:47,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err19ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 159 remaining) [2024-02-07 19:25:47,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err20ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 159 remaining) [2024-02-07 19:25:47,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err21ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 159 remaining) [2024-02-07 19:25:47,209 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err22ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 159 remaining) [2024-02-07 19:25:47,209 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err23ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 159 remaining) [2024-02-07 19:25:47,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:25:47,209 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:25:47,218 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:25:47,218 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:25:47,249 INFO L503 ceAbstractionStarter]: Automizer considered 83 witness invariants [2024-02-07 19:25:47,249 INFO L504 ceAbstractionStarter]: WitnessConsidered=83 [2024-02-07 19:25:47,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:25:47 BasicIcfg [2024-02-07 19:25:47,251 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:25:47,251 INFO L158 Benchmark]: Toolchain (without parser) took 28035.47ms. Allocated memory was 155.2MB in the beginning and 13.1GB in the end (delta: 13.0GB). Free memory was 93.9MB in the beginning and 11.4GB in the end (delta: -11.3GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-02-07 19:25:47,252 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 155.2MB. Free memory was 119.2MB in the beginning and 119.0MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:25:47,252 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 155.2MB. Free memory is still 111.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:25:47,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 874.45ms. Allocated memory is still 155.2MB. Free memory was 93.7MB in the beginning and 111.0MB in the end (delta: -17.3MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2024-02-07 19:25:47,253 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.45ms. Allocated memory is still 155.2MB. Free memory was 111.0MB in the beginning and 107.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:25:47,253 INFO L158 Benchmark]: Boogie Preprocessor took 97.80ms. Allocated memory is still 155.2MB. Free memory was 107.8MB in the beginning and 102.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:25:47,253 INFO L158 Benchmark]: RCFGBuilder took 1509.42ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 102.6MB in the beginning and 108.2MB in the end (delta: -5.6MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2024-02-07 19:25:47,253 INFO L158 Benchmark]: TraceAbstraction took 25485.22ms. Allocated memory was 186.6MB in the beginning and 13.1GB in the end (delta: 12.9GB). Free memory was 108.2MB in the beginning and 11.4GB in the end (delta: -11.2GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-02-07 19:25:47,257 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 155.2MB. Free memory was 119.2MB in the beginning and 119.0MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 155.2MB. Free memory is still 111.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 874.45ms. Allocated memory is still 155.2MB. Free memory was 93.7MB in the beginning and 111.0MB in the end (delta: -17.3MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.45ms. Allocated memory is still 155.2MB. Free memory was 111.0MB in the beginning and 107.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.80ms. Allocated memory is still 155.2MB. Free memory was 107.8MB in the beginning and 102.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1509.42ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 102.6MB in the beginning and 108.2MB in the end (delta: -5.6MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. * TraceAbstraction took 25485.22ms. Allocated memory was 186.6MB in the beginning and 13.1GB in the end (delta: 12.9GB). Free memory was 108.2MB in the beginning and 11.4GB in the end (delta: -11.2GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 758]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool a$flush_delayed; [L724] 0 int a$mem_tmp; [L725] 0 _Bool a$r_buff0_thd0; [L726] 0 _Bool a$r_buff0_thd1; [L727] 0 _Bool a$r_buff0_thd2; [L728] 0 _Bool a$r_buff0_thd3; [L729] 0 _Bool a$r_buff0_thd4; [L730] 0 _Bool a$r_buff1_thd0; [L731] 0 _Bool a$r_buff1_thd1; [L732] 0 _Bool a$r_buff1_thd2; [L733] 0 _Bool a$r_buff1_thd3; [L734] 0 _Bool a$r_buff1_thd4; [L735] 0 _Bool a$read_delayed; [L736] 0 int *a$read_delayed_var; [L737] 0 int a$w_buff0; [L738] 0 _Bool a$w_buff0_used; [L739] 0 int a$w_buff1; [L740] 0 _Bool a$w_buff1_used; [L741] 0 _Bool main$tmp_guard0; [L742] 0 _Bool main$tmp_guard1; [L744] 0 int x = 0; [L746] 0 int y = 0; [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L868] 0 pthread_t t433; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t433={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L869] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[a$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L869] FCALL, FORK 0 pthread_create(&t433, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t433={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]]]]]] [L754] 1 a$w_buff1 = a$w_buff0 [L755] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[a$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1],IntegerLiteral[1]]]]]] [L755] 1 a$w_buff0 = 1 [L756] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L756] 1 a$w_buff1_used = a$w_buff0_used [L757] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L757] 1 a$w_buff0_used = (_Bool)1 [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[a$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 763]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 792]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 794]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 797]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 798]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 805]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 813]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 825]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 827]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 828]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 833]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 840]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 841]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 844]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 869]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 877]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 879]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 881]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 886]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 888]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 889]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 890]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 871]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 875]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 873]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 869]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 237 locations, 159 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 25.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 24.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 58 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 57 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 78 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 232 IncrementalHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 78 mSolverCounterUnsat, 0 mSDtfsCounter, 232 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=272occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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 19:25:47,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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