./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.opt.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/mix034_pso.opt_tso.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 958ec4d9 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.opt.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix034_pso.opt_tso.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-958ec4d-m [2024-02-07 14:48:34,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:48:34,301 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:48:34,306 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:48:34,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:48:34,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:48:34,345 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:48:34,345 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:48:34,346 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:48:34,349 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:48:34,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:48:34,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:48:34,350 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:48:34,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:48:34,351 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:48:34,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:48:34,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:48:34,352 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:48:34,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:48:34,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:48:34,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:48:34,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:48:34,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:48:34,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:48:34,353 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:48:34,353 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:48:34,354 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:48:34,354 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:48:34,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:48:34,355 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:48:34,355 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:48:34,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:48:34,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:48:34,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:48:34,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:48:34,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:48:34,357 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:48:34,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:48:34,357 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:48:34,357 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:48:34,357 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:48:34,358 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:48:34,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:48:34,358 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:48:34,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:48:34,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:48:34,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:48:34,571 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:48:34,572 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:48:34,573 INFO L431 ainManager$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/mix034_pso.opt_tso.opt.yml/witness.yml [2024-02-07 14:48:34,721 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:48:34,721 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:48:34,722 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.opt.i [2024-02-07 14:48:35,780 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:48:35,962 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:48:35,962 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.opt.i [2024-02-07 14:48:35,975 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c94d2db17/f6786e3124784ba987a29874ba76a59f/FLAGeb170453d [2024-02-07 14:48:35,986 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c94d2db17/f6786e3124784ba987a29874ba76a59f [2024-02-07 14:48:35,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:48:35,988 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:48:35,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:48:35,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:48:35,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:48:35,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:48:34" (1/2) ... [2024-02-07 14:48:35,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b17769 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:35, skipping insertion in model container [2024-02-07 14:48:35,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:48:34" (1/2) ... [2024-02-07 14:48:35,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@456d5637 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:48:35, skipping insertion in model container [2024-02-07 14:48:35,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:48:35" (2/2) ... [2024-02-07 14:48:35,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b17769 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:35, skipping insertion in model container [2024-02-07 14:48:35,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:48:35" (2/2) ... [2024-02-07 14:48:35,996 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:48:36,198 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:48:36,199 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] 1 <= __unbuffered_cnt [2024-02-07 14:48:36,200 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:36,200 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1))) [2024-02-07 14:48:36,200 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] ((0 <= x$w_buff1) && (x$w_buff1 <= 1)) && (x$w_buff1 == 0 || x$w_buff1 == 1) [2024-02-07 14:48:36,200 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] x$r_buff0_thd0 == (_Bool)0 [2024-02-07 14:48:36,200 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:48:36,200 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] 1 <= __unbuffered_cnt [2024-02-07 14:48:36,201 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1 [2024-02-07 14:48:36,201 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] 0 <= __unbuffered_cnt [2024-02-07 14:48:36,201 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] (((0 <= x) && (x <= 1)) && (x$r_buff1_thd1 == (_Bool)0)) && (x == 0 || x == 1) [2024-02-07 14:48:36,201 INFO L76 edCorrectnessWitness]: Location invariant before [L750-L750] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:36,201 INFO L76 edCorrectnessWitness]: Location invariant before [L749-L749] (((0 <= x) && (x <= 1)) && (x == 0 || x == 1)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1) [2024-02-07 14:48:36,201 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:48:36,202 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:48:36,202 INFO L76 edCorrectnessWitness]: Location invariant before [L829-L829] ((((0 <= __unbuffered_p1_EBX) && (__unbuffered_p1_EBX <= 1)) && (__unbuffered_p0_EAX == 0)) && (__unbuffered_p1_EAX == 1 || ((0 <= __unbuffered_p1_EAX && __unbuffered_p1_EAX <= 1) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)))) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) [2024-02-07 14:48:36,202 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1 [2024-02-07 14:48:36,202 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] 0 <= __unbuffered_cnt [2024-02-07 14:48:36,202 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] ((0 <= z) && (z <= 1)) && (z == 0 || z == 1) [2024-02-07 14:48:36,202 INFO L76 edCorrectnessWitness]: Location invariant before [L826-L826] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:36,202 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1))) [2024-02-07 14:48:36,203 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] 0 <= __unbuffered_cnt [2024-02-07 14:48:36,203 INFO L76 edCorrectnessWitness]: Location invariant before [L744-L744] z == 1 [2024-02-07 14:48:36,203 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:48:36,203 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] (x$r_buff0_thd1 == (_Bool)0) && (x$r_buff1_thd0 == (_Bool)0) [2024-02-07 14:48:36,203 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:48:36,203 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] (x$r_buff1_thd1 == (_Bool)0) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:48:36,203 INFO L76 edCorrectnessWitness]: Location invariant before [L824-L824] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:36,204 INFO L76 edCorrectnessWitness]: Location invariant before [L825-L825] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:36,204 INFO L76 edCorrectnessWitness]: Location invariant before [L820-L820] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:48:36,204 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] x$flush_delayed == (_Bool)0 [2024-02-07 14:48:36,204 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:48:36,204 INFO L76 edCorrectnessWitness]: Location invariant before [L748-L748] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:48:36,204 INFO L76 edCorrectnessWitness]: Location invariant before [L753-L753] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:36,204 INFO L76 edCorrectnessWitness]: Location invariant before [L823-L823] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:36,204 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 14:48:36,205 INFO L76 edCorrectnessWitness]: Location invariant before [L752-L752] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:36,205 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:36,205 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 14:48:36,205 INFO L76 edCorrectnessWitness]: Location invariant before [L819-L819] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:48:36,205 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (x$w_buff0 == 1) && (x$w_buff0_used == (_Bool)0 || x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:36,205 INFO L76 edCorrectnessWitness]: Location invariant before [L747-L747] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:48:36,205 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] y == 1 [2024-02-07 14:48:36,206 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:36,206 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] (x$r_buff1_thd0 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:48:36,206 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] ((0 <= x$w_buff0) && (x$w_buff0 <= 1)) && (x$w_buff0 == 0 || x$w_buff0 == 1) [2024-02-07 14:48:36,206 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] x$r_buff0_thd2 == (_Bool)1 [2024-02-07 14:48:36,206 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] (x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)1) [2024-02-07 14:48:36,206 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] (x$w_buff1_used == (_Bool)1 && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1)) [2024-02-07 14:48:36,206 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] ((0 <= __unbuffered_p1_EBX) && (__unbuffered_p1_EBX <= 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) [2024-02-07 14:48:36,207 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 14:48:36,207 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1 [2024-02-07 14:48:36,207 INFO L76 edCorrectnessWitness]: Location invariant before [L751-L751] ((((x$r_buff1_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd1 == (_Bool)0) || (((x$r_buff0_thd1 == (_Bool)0 && x$r_buff1_thd1 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:48:36,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:48:36,398 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/mix034_pso.opt_tso.opt.i[999,1012] [2024-02-07 14:48:36,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:48:36,544 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:48:36,580 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/mix034_pso.opt_tso.opt.i[999,1012] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 14:48:36,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:48:36,698 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:48:36,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36 WrapperNode [2024-02-07 14:48:36,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:48:36,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:48:36,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:48:36,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:48:36,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,752 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 157 [2024-02-07 14:48:36,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:48:36,755 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:48:36,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:48:36,756 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:48:36,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,768 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,798 INFO L175 MemorySlicer]: Split 4 memory accesses to 3 slices as follows [2, 1, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-02-07 14:48:36,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,807 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:48:36,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:48:36,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:48:36,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:48:36,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (1/1) ... [2024-02-07 14:48:36,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:48:36,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:48:36,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 14:48:36,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 14:48:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:48:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:48:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:48:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:48:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:48:36,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:48:36,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:48:36,926 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:48:36,926 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:48:36,927 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:48:36,929 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:48:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:48:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:48:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:48:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:48:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:48:36,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:48:36,931 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 14:48:37,053 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:48:37,055 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:48:37,467 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:48:37,467 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:48:37,776 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:48:37,777 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:48:37,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:48:37 BoogieIcfgContainer [2024-02-07 14:48:37,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:48:37,815 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:48:37,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:48:37,817 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:48:37,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:48:34" (1/4) ... [2024-02-07 14:48:37,818 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b69d54 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:48:37, skipping insertion in model container [2024-02-07 14:48:37,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:48:35" (2/4) ... [2024-02-07 14:48:37,818 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b69d54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:48:37, skipping insertion in model container [2024-02-07 14:48:37,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:48:36" (3/4) ... [2024-02-07 14:48:37,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b69d54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:48:37, skipping insertion in model container [2024-02-07 14:48:37,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:48:37" (4/4) ... [2024-02-07 14:48:37,820 INFO L112 eAbstractionObserver]: Analyzing ICFG mix034_pso.opt_tso.opt.i [2024-02-07 14:48:37,837 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:48:37,838 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 55 error locations. [2024-02-07 14:48:37,838 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:48:37,908 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:48:37,941 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 92 places, 86 transitions, 180 flow [2024-02-07 14:48:37,984 INFO L124 PetriNetUnfolderBase]: 1/84 cut-off events. [2024-02-07 14:48:37,985 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:48:37,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 84 events. 1/84 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 412 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2024-02-07 14:48:37,988 INFO L82 GeneralOperation]: Start removeDead. Operand has 92 places, 86 transitions, 180 flow [2024-02-07 14:48:37,992 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 90 places, 84 transitions, 174 flow [2024-02-07 14:48:38,005 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:48:38,012 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;@3d1ca758, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:48:38,012 INFO L358 AbstractCegarLoop]: Starting to check reachability of 98 error locations. [2024-02-07 14:48:38,016 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:48:38,016 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2024-02-07 14:48:38,016 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:48:38,017 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:48:38,017 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-02-07 14:48:38,018 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 95 more)] === [2024-02-07 14:48:38,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:48:38,023 INFO L85 PathProgramCache]: Analyzing trace with hash 18831063, now seen corresponding path program 1 times [2024-02-07 14:48:38,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:48:38,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301346012] [2024-02-07 14:48:38,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:48:38,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:48:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:48:38,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 14:48:38,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:48:38,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301346012] [2024-02-07 14:48:38,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301346012] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:48:38,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:48:38,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:48:38,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979297456] [2024-02-07 14:48:38,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:48:38,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-02-07 14:48:38,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:48:38,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-02-07 14:48:38,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-02-07 14:48:38,246 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 86 [2024-02-07 14:48:38,248 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 84 transitions, 174 flow. Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 14:48:38,249 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:48:38,249 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 86 [2024-02-07 14:48:38,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:48:38,675 INFO L124 PetriNetUnfolderBase]: 1302/2537 cut-off events. [2024-02-07 14:48:38,675 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-02-07 14:48:38,678 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4674 conditions, 2537 events. 1302/2537 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 276. Compared 18956 event pairs, 1302 based on Foata normal form. 60/1227 useless extension candidates. Maximal degree in co-relation 4664. Up to 2108 conditions per place. [2024-02-07 14:48:38,689 INFO L140 encePairwiseOnDemand]: 62/86 looper letters, 31 selfloop transitions, 0 changer transitions 0/41 dead transitions. [2024-02-07 14:48:38,690 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 41 transitions, 150 flow [2024-02-07 14:48:38,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-02-07 14:48:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-02-07 14:48:38,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 79 transitions. [2024-02-07 14:48:38,698 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45930232558139533 [2024-02-07 14:48:38,700 INFO L175 Difference]: Start difference. First operand has 90 places, 84 transitions, 174 flow. Second operand 2 states and 79 transitions. [2024-02-07 14:48:38,700 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 41 transitions, 150 flow [2024-02-07 14:48:38,702 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 41 transitions, 148 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 14:48:38,704 INFO L231 Difference]: Finished difference. Result has 47 places, 41 transitions, 86 flow [2024-02-07 14:48:38,705 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=86, PETRI_DIFFERENCE_MINUEND_FLOW=86, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=86, PETRI_PLACES=47, PETRI_TRANSITIONS=41} [2024-02-07 14:48:38,707 INFO L281 CegarLoopForPetriNet]: 90 programPoint places, -43 predicate places. [2024-02-07 14:48:38,708 INFO L495 AbstractCegarLoop]: Abstraction has has 47 places, 41 transitions, 86 flow [2024-02-07 14:48:38,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 14:48:38,708 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:48:38,708 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 14:48:38,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:48:38,709 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 95 more)] === [2024-02-07 14:48:38,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:48:38,709 INFO L85 PathProgramCache]: Analyzing trace with hash 583763626, now seen corresponding path program 1 times [2024-02-07 14:48:38,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:48:38,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23118147] [2024-02-07 14:48:38,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:48:38,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:48:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:48:38,726 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:48:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:48:38,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:48:38,750 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:48:38,751 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 98 remaining) [2024-02-07 14:48:38,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 98 remaining) [2024-02-07 14:48:38,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 98 remaining) [2024-02-07 14:48:38,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 98 remaining) [2024-02-07 14:48:38,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 98 remaining) [2024-02-07 14:48:38,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 98 remaining) [2024-02-07 14:48:38,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 98 remaining) [2024-02-07 14:48:38,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 98 remaining) [2024-02-07 14:48:38,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 98 remaining) [2024-02-07 14:48:38,754 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 98 remaining) [2024-02-07 14:48:38,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 98 remaining) [2024-02-07 14:48:38,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 98 remaining) [2024-02-07 14:48:38,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 98 remaining) [2024-02-07 14:48:38,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 98 remaining) [2024-02-07 14:48:38,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 98 remaining) [2024-02-07 14:48:38,755 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 98 remaining) [2024-02-07 14:48:38,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 98 remaining) [2024-02-07 14:48:38,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 98 remaining) [2024-02-07 14:48:38,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 98 remaining) [2024-02-07 14:48:38,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 98 remaining) [2024-02-07 14:48:38,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 98 remaining) [2024-02-07 14:48:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 98 remaining) [2024-02-07 14:48:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 98 remaining) [2024-02-07 14:48:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (74 of 98 remaining) [2024-02-07 14:48:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 98 remaining) [2024-02-07 14:48:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 98 remaining) [2024-02-07 14:48:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 98 remaining) [2024-02-07 14:48:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 98 remaining) [2024-02-07 14:48:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 98 remaining) [2024-02-07 14:48:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 98 remaining) [2024-02-07 14:48:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 98 remaining) [2024-02-07 14:48:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 98 remaining) [2024-02-07 14:48:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 98 remaining) [2024-02-07 14:48:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 98 remaining) [2024-02-07 14:48:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 98 remaining) [2024-02-07 14:48:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 98 remaining) [2024-02-07 14:48:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 98 remaining) [2024-02-07 14:48:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 98 remaining) [2024-02-07 14:48:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 98 remaining) [2024-02-07 14:48:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 98 remaining) [2024-02-07 14:48:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 98 remaining) [2024-02-07 14:48:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 98 remaining) [2024-02-07 14:48:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 98 remaining) [2024-02-07 14:48:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 98 remaining) [2024-02-07 14:48:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 98 remaining) [2024-02-07 14:48:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 98 remaining) [2024-02-07 14:48:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 98 remaining) [2024-02-07 14:48:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 98 remaining) [2024-02-07 14:48:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 98 remaining) [2024-02-07 14:48:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 98 remaining) [2024-02-07 14:48:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 98 remaining) [2024-02-07 14:48:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 98 remaining) [2024-02-07 14:48:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 98 remaining) [2024-02-07 14:48:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 98 remaining) [2024-02-07 14:48:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 98 remaining) [2024-02-07 14:48:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (42 of 98 remaining) [2024-02-07 14:48:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (41 of 98 remaining) [2024-02-07 14:48:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (40 of 98 remaining) [2024-02-07 14:48:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 98 remaining) [2024-02-07 14:48:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 98 remaining) [2024-02-07 14:48:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 98 remaining) [2024-02-07 14:48:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 98 remaining) [2024-02-07 14:48:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 98 remaining) [2024-02-07 14:48:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 98 remaining) [2024-02-07 14:48:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 98 remaining) [2024-02-07 14:48:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 98 remaining) [2024-02-07 14:48:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 98 remaining) [2024-02-07 14:48:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 98 remaining) [2024-02-07 14:48:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 98 remaining) [2024-02-07 14:48:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 98 remaining) [2024-02-07 14:48:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 98 remaining) [2024-02-07 14:48:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 98 remaining) [2024-02-07 14:48:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 98 remaining) [2024-02-07 14:48:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 98 remaining) [2024-02-07 14:48:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 98 remaining) [2024-02-07 14:48:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 98 remaining) [2024-02-07 14:48:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 98 remaining) [2024-02-07 14:48:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 98 remaining) [2024-02-07 14:48:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 98 remaining) [2024-02-07 14:48:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (18 of 98 remaining) [2024-02-07 14:48:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 98 remaining) [2024-02-07 14:48:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 98 remaining) [2024-02-07 14:48:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 98 remaining) [2024-02-07 14:48:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 98 remaining) [2024-02-07 14:48:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 98 remaining) [2024-02-07 14:48:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 98 remaining) [2024-02-07 14:48:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 98 remaining) [2024-02-07 14:48:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 98 remaining) [2024-02-07 14:48:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 98 remaining) [2024-02-07 14:48:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 98 remaining) [2024-02-07 14:48:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 98 remaining) [2024-02-07 14:48:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 98 remaining) [2024-02-07 14:48:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 98 remaining) [2024-02-07 14:48:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 98 remaining) [2024-02-07 14:48:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 98 remaining) [2024-02-07 14:48:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 98 remaining) [2024-02-07 14:48:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 98 remaining) [2024-02-07 14:48:38,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 98 remaining) [2024-02-07 14:48:38,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:48:38,770 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 14:48:38,776 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:48:38,776 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:48:38,795 INFO L503 ceAbstractionStarter]: Automizer considered 53 witness invariants [2024-02-07 14:48:38,795 INFO L504 ceAbstractionStarter]: WitnessConsidered=53 [2024-02-07 14:48:38,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:48:38 BasicIcfg [2024-02-07 14:48:38,796 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:48:38,796 INFO L158 Benchmark]: Toolchain (without parser) took 2808.41ms. Allocated memory was 188.7MB in the beginning and 281.0MB in the end (delta: 92.3MB). Free memory was 109.7MB in the beginning and 208.0MB in the end (delta: -98.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:48:38,797 INFO L158 Benchmark]: Witness Parser took 0.56ms. Allocated memory is still 125.8MB. Free memory was 91.7MB in the beginning and 91.6MB in the end (delta: 82.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:48:38,797 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 188.7MB. Free memory is still 158.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:48:38,797 INFO L158 Benchmark]: CACSL2BoogieTranslator took 710.64ms. Allocated memory is still 188.7MB. Free memory was 109.5MB in the beginning and 125.5MB in the end (delta: -16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-02-07 14:48:38,797 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.90ms. Allocated memory is still 188.7MB. Free memory was 125.5MB in the beginning and 122.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:48:38,798 INFO L158 Benchmark]: Boogie Preprocessor took 72.57ms. Allocated memory is still 188.7MB. Free memory was 122.4MB in the beginning and 118.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:48:38,798 INFO L158 Benchmark]: RCFGBuilder took 949.93ms. Allocated memory is still 188.7MB. Free memory was 118.7MB in the beginning and 66.6MB in the end (delta: 52.2MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2024-02-07 14:48:38,798 INFO L158 Benchmark]: TraceAbstraction took 981.21ms. Allocated memory was 188.7MB in the beginning and 281.0MB in the end (delta: 92.3MB). Free memory was 152.5MB in the beginning and 208.0MB in the end (delta: -55.5MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-02-07 14:48:38,800 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 0.56ms. Allocated memory is still 125.8MB. Free memory was 91.7MB in the beginning and 91.6MB in the end (delta: 82.3kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.73ms. Allocated memory is still 188.7MB. Free memory is still 158.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 710.64ms. Allocated memory is still 188.7MB. Free memory was 109.5MB in the beginning and 125.5MB in the end (delta: -16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.90ms. Allocated memory is still 188.7MB. Free memory was 125.5MB in the beginning and 122.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.57ms. Allocated memory is still 188.7MB. Free memory was 122.4MB in the beginning and 118.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 949.93ms. Allocated memory is still 188.7MB. Free memory was 118.7MB in the beginning and 66.6MB in the end (delta: 52.2MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * TraceAbstraction took 981.21ms. Allocated memory was 188.7MB in the beginning and 281.0MB in the end (delta: 92.3MB). Free memory was 152.5MB in the beginning and 208.0MB in the end (delta: -55.5MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 747]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L715] 0 int __unbuffered_p1_EBX = 0; [L716] 0 _Bool main$tmp_guard0; [L717] 0 _Bool main$tmp_guard1; [L719] 0 int x = 0; [L720] 0 _Bool x$flush_delayed; [L721] 0 int x$mem_tmp; [L722] 0 _Bool x$r_buff0_thd0; [L723] 0 _Bool x$r_buff0_thd1; [L724] 0 _Bool x$r_buff0_thd2; [L725] 0 _Bool x$r_buff1_thd0; [L726] 0 _Bool x$r_buff1_thd1; [L727] 0 _Bool x$r_buff1_thd2; [L728] 0 _Bool x$read_delayed; [L729] 0 int *x$read_delayed_var; [L730] 0 int x$w_buff0; [L731] 0 _Bool x$w_buff0_used; [L732] 0 int x$w_buff1; [L733] 0 _Bool x$w_buff1_used; [L735] 0 int y = 0; [L737] 0 int z = 0; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L813] 0 pthread_t t903; [L814] FCALL, FORK 0 pthread_create(&t903, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t903={3:0}, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L743] 1 z = 1 [L744] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[z],IntegerLiteral[1]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=1] [L746] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L747] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=1] - UnprovableResult [Line: 744]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 748]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 749]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 750]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 751]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 752]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 753]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - 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: 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: 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: 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: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: 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: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 780]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 783]: 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: 786]: 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: 789]: 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: 796]: 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: 799]: 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: 819]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 822]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 823]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 824]: 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: 826]: 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: 829]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 19]: 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: 816]: 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: 814]: 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 5 procedures, 145 locations, 98 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 0 mSDtfsCounter, 31 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 14:48:38,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE