./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_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/mix054_pso.opt_rmo.opt_tso.oepc_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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/mix054_pso.opt_rmo.opt_tso.oepc_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 14:50:21,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:50:21,296 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:50:21,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:50:21,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:50:21,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:50:21,326 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:50:21,327 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:50:21,327 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:50:21,330 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:50:21,330 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:50:21,331 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:50:21,331 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:50:21,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:50:21,333 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:50:21,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:50:21,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:50:21,333 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:50:21,333 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:50:21,334 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:50:21,334 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:50:21,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:50:21,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:50:21,335 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:50:21,335 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:50:21,335 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:50:21,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:50:21,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:50:21,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:50:21,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:50:21,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:50:21,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:50:21,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:50:21,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:50:21,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:50:21,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:50:21,338 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:50:21,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:50:21,339 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:50:21,339 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:50:21,339 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:50:21,339 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:50:21,340 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:50:21,340 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:50:21,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:50:21,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:50:21,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:50:21,558 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:50:21,559 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:50:21,560 INFO L431 ainManager$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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.yml/witness.yml [2024-02-07 14:50:21,706 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:50:21,707 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:50:21,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-02-07 14:50:22,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:50:23,057 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:50:23,058 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-02-07 14:50:23,076 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb41bb319/e2189ddefad04fa8a69dc08fc4045618/FLAG3b04f76f2 [2024-02-07 14:50:23,090 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb41bb319/e2189ddefad04fa8a69dc08fc4045618 [2024-02-07 14:50:23,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:50:23,092 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:50:23,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:50:23,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:50:23,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:50:23,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:50:21" (1/2) ... [2024-02-07 14:50:23,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25534ce4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:50:23, skipping insertion in model container [2024-02-07 14:50:23,100 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:50:21" (1/2) ... [2024-02-07 14:50:23,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12fb8b35 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:50:23, skipping insertion in model container [2024-02-07 14:50:23,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:50:23" (2/2) ... [2024-02-07 14:50:23,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25534ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23, skipping insertion in model container [2024-02-07 14:50:23,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:50:23" (2/2) ... [2024-02-07 14:50:23,102 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:50:23,242 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:50:23,243 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] ((((0 <= x$w_buff0) && (x$w_buff0 <= 2)) && (x$w_buff0 <= 127)) && (x$w_buff0 % 2 == 0)) && (x$w_buff0 == 0 || x$w_buff0 == 2) [2024-02-07 14:50:23,243 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] (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 14:50:23,243 INFO L76 edCorrectnessWitness]: Location invariant before [L737-L737] y == 1 [2024-02-07 14:50:23,243 INFO L76 edCorrectnessWitness]: Location invariant before [L806-L806] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 14:50:23,243 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] ((((0 <= x$w_buff1) && (x$w_buff1 <= 2)) && (x$w_buff1 <= 127)) && (x$w_buff1 % 2 == 0)) && (x$w_buff1 == 0 || x$w_buff1 == 2) [2024-02-07 14:50:23,243 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:50:23,244 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] (x$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$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,244 INFO L76 edCorrectnessWitness]: Location invariant before [L740-L740] x == 1 [2024-02-07 14:50:23,244 INFO L76 edCorrectnessWitness]: Location invariant before [L813-L813] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:50:23,244 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] ((((0LL - (long long )x$r_buff0_thd0) + (long long )x$w_buff0_used >= 0LL) && ((long long )x$r_buff0_thd0 + (long long )x$w_buff0_used >= 0LL)) && ((0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff0_used >= 0LL)) && ((long long )x$r_buff0_thd0 - (long long )x$w_buff0_used >= 0LL) [2024-02-07 14:50:23,244 INFO L76 edCorrectnessWitness]: Location invariant before [L750-L750] 1 <= __unbuffered_cnt [2024-02-07 14:50:23,244 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] 0 <= __unbuffered_cnt [2024-02-07 14:50:23,244 INFO L76 edCorrectnessWitness]: Location invariant before [L749-L749] 0 <= __unbuffered_cnt [2024-02-07 14:50:23,244 INFO L76 edCorrectnessWitness]: Location invariant before [L814-L814] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:50:23,245 INFO L76 edCorrectnessWitness]: Location invariant before [L816-L816] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:50:23,245 INFO L76 edCorrectnessWitness]: Location invariant before [L819-L819] (((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (x == 2)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 14:50:23,245 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (x$r_buff1_thd1 == (_Bool)0) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:50:23,245 INFO L76 edCorrectnessWitness]: Location invariant before [L822-L822] x$flush_delayed == (_Bool)0 [2024-02-07 14:50:23,245 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 14:50:23,245 INFO L76 edCorrectnessWitness]: Location invariant before [L744-L744] (x$r_buff1_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,245 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:50:23,246 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] (x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1) || ((x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) && (x$w_buff0_used == (_Bool)0 || x$w_buff0_used == (_Bool)1)) [2024-02-07 14:50:23,246 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,246 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:50:23,246 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:50:23,246 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] (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 14:50:23,247 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 14:50:23,247 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:50:23,247 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1 [2024-02-07 14:50:23,247 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 14:50:23,247 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] 1 <= __unbuffered_cnt [2024-02-07 14:50:23,247 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (x$w_buff0 == 2) && (x$w_buff0_used == (_Bool)0 || x$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,247 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (x$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$r_buff0_thd2 == (_Bool)1)) [2024-02-07 14:50:23,247 INFO L76 edCorrectnessWitness]: Location invariant before [L821-L821] (((0 <= x) && (x <= 2)) && (x <= 127)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:50:23,248 INFO L76 edCorrectnessWitness]: Location invariant before [L745-L745] (x$r_buff0_thd1 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,248 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1 [2024-02-07 14:50:23,249 INFO L76 edCorrectnessWitness]: Location invariant before [L747-L747] x$r_buff1_thd1 == (_Bool)0 [2024-02-07 14:50:23,249 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] 0 <= __unbuffered_cnt [2024-02-07 14:50:23,250 INFO L76 edCorrectnessWitness]: Location invariant before [L746-L746] (x$r_buff1_thd1 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,250 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] x$r_buff0_thd0 == (_Bool)0 [2024-02-07 14:50:23,250 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,250 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)1) [2024-02-07 14:50:23,250 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] ((((x$r_buff1_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) && x$w_buff1_used == (_Bool)1) || x$r_buff0_thd0 == (_Bool)0) || (((x$r_buff0_thd0 == (_Bool)0 && x$r_buff1_thd0 == (_Bool)0) && x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) [2024-02-07 14:50:23,250 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 14:50:23,250 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] ((((0 <= x) && (x <= 2)) && (x <= 127)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1)) && ((x == 0 || x == 1) || x == 2) [2024-02-07 14:50:23,251 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 14:50:23,251 INFO L76 edCorrectnessWitness]: Location invariant before [L742-L742] (x$r_buff1_thd1 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd1 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,251 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] x$r_buff1_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)1 [2024-02-07 14:50:23,251 INFO L76 edCorrectnessWitness]: Location invariant before [L743-L743] (x$r_buff0_thd1 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 14:50:23,251 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)1) [2024-02-07 14:50:23,252 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] x$r_buff0_thd2 == (_Bool)1 [2024-02-07 14:50:23,252 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 14:50:23,252 INFO L76 edCorrectnessWitness]: Location invariant before [L823-L823] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 14:50:23,252 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (x$r_buff0_thd1 == (_Bool)0) && (x$r_buff1_thd0 == (_Bool)0) [2024-02-07 14:50:23,252 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] (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 14:50:23,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:50:23,445 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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2024-02-07 14:50:23,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:50:23,666 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 14:50:23,695 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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 14:50:23,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:50:23,836 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:50:23,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23 WrapperNode [2024-02-07 14:50:23,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:50:23,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:50:23,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:50:23,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:50:23,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,871 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,913 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 174 [2024-02-07 14:50:23,913 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:50:23,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:50:23,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:50:23,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:50:23,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,938 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,961 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 14:50:23,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,973 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:23,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:50:23,997 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:50:23,998 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:50:23,998 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:50:23,999 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (1/1) ... [2024-02-07 14:50:24,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:50:24,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:50:24,026 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 14:50:24,035 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 14:50:24,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:50:24,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:50:24,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:50:24,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:50:24,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:50:24,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:50:24,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:50:24,064 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 14:50:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 14:50:24,064 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 14:50:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 14:50:24,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:50:24,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:50:24,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:50:24,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:50:24,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:50:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:50:24,066 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 14:50:24,182 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:50:24,184 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:50:24,648 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:50:24,648 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:50:24,955 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:50:24,956 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:50:24,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:50:24 BoogieIcfgContainer [2024-02-07 14:50:24,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:50:24,958 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:50:24,958 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:50:24,961 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:50:24,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:50:21" (1/4) ... [2024-02-07 14:50:24,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@268c50cb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:50:24, skipping insertion in model container [2024-02-07 14:50:24,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:50:23" (2/4) ... [2024-02-07 14:50:24,963 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@268c50cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:50:24, skipping insertion in model container [2024-02-07 14:50:24,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:50:23" (3/4) ... [2024-02-07 14:50:24,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@268c50cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:50:24, skipping insertion in model container [2024-02-07 14:50:24,964 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:50:24" (4/4) ... [2024-02-07 14:50:24,965 INFO L112 eAbstractionObserver]: Analyzing ICFG mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-02-07 14:50:24,981 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:50:24,981 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 58 error locations. [2024-02-07 14:50:24,981 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:50:25,056 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 14:50:25,086 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 94 places, 88 transitions, 184 flow [2024-02-07 14:50:25,130 INFO L124 PetriNetUnfolderBase]: 1/86 cut-off events. [2024-02-07 14:50:25,130 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:50:25,134 INFO L83 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 86 events. 1/86 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 421 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2024-02-07 14:50:25,134 INFO L82 GeneralOperation]: Start removeDead. Operand has 94 places, 88 transitions, 184 flow [2024-02-07 14:50:25,138 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 92 places, 86 transitions, 178 flow [2024-02-07 14:50:25,149 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:50:25,158 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;@2a910fbd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:50:25,159 INFO L358 AbstractCegarLoop]: Starting to check reachability of 92 error locations. [2024-02-07 14:50:25,161 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:50:25,161 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:50:25,164 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:50:25,164 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:50:25,165 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:50:25,165 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 89 more)] === [2024-02-07 14:50:25,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:50:25,169 INFO L85 PathProgramCache]: Analyzing trace with hash 20548, now seen corresponding path program 1 times [2024-02-07 14:50:25,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:50:25,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467657817] [2024-02-07 14:50:25,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:50:25,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:50:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 14:50:25,434 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 14:50:25,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 14:50:25,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467657817] [2024-02-07 14:50:25,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467657817] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 14:50:25,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 14:50:25,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 14:50:25,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467938300] [2024-02-07 14:50:25,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 14:50:25,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 14:50:25,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 14:50:25,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 14:50:25,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 14:50:25,473 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 88 [2024-02-07 14:50:25,475 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 86 transitions, 178 flow. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 14:50:25,475 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 14:50:25,475 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 88 [2024-02-07 14:50:25,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 14:50:25,784 INFO L124 PetriNetUnfolderBase]: 277/611 cut-off events. [2024-02-07 14:50:25,785 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-07 14:50:25,787 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1166 conditions, 611 events. 277/611 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 3203 event pairs, 145 based on Foata normal form. 10/357 useless extension candidates. Maximal degree in co-relation 1154. Up to 368 conditions per place. [2024-02-07 14:50:25,792 INFO L140 encePairwiseOnDemand]: 52/88 looper letters, 41 selfloop transitions, 2 changer transitions 0/52 dead transitions. [2024-02-07 14:50:25,792 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 52 transitions, 196 flow [2024-02-07 14:50:25,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 14:50:25,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 14:50:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 119 transitions. [2024-02-07 14:50:25,805 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45075757575757575 [2024-02-07 14:50:25,807 INFO L175 Difference]: Start difference. First operand has 92 places, 86 transitions, 178 flow. Second operand 3 states and 119 transitions. [2024-02-07 14:50:25,808 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 52 transitions, 196 flow [2024-02-07 14:50:25,811 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 52 transitions, 194 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 14:50:25,818 INFO L231 Difference]: Finished difference. Result has 50 places, 42 transitions, 102 flow [2024-02-07 14:50:25,820 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=88, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=102, PETRI_PLACES=50, PETRI_TRANSITIONS=42} [2024-02-07 14:50:25,824 INFO L281 CegarLoopForPetriNet]: 92 programPoint places, -42 predicate places. [2024-02-07 14:50:25,824 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 42 transitions, 102 flow [2024-02-07 14:50:25,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 14:50:25,824 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:50:25,824 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-02-07 14:50:25,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:50:25,825 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 89 more)] === [2024-02-07 14:50:25,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:50:25,825 INFO L85 PathProgramCache]: Analyzing trace with hash 551763093, now seen corresponding path program 1 times [2024-02-07 14:50:25,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:50:25,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104201333] [2024-02-07 14:50:25,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:50:25,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:50:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:50:25,873 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:50:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:50:25,922 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:50:25,922 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:50:25,923 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 92 remaining) [2024-02-07 14:50:25,925 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 92 remaining) [2024-02-07 14:50:25,925 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 92 remaining) [2024-02-07 14:50:25,925 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 92 remaining) [2024-02-07 14:50:25,925 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 92 remaining) [2024-02-07 14:50:25,926 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 92 remaining) [2024-02-07 14:50:25,926 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 92 remaining) [2024-02-07 14:50:25,926 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 92 remaining) [2024-02-07 14:50:25,926 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 92 remaining) [2024-02-07 14:50:25,926 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 92 remaining) [2024-02-07 14:50:25,927 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 92 remaining) [2024-02-07 14:50:25,927 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 92 remaining) [2024-02-07 14:50:25,927 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 92 remaining) [2024-02-07 14:50:25,927 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 92 remaining) [2024-02-07 14:50:25,927 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 92 remaining) [2024-02-07 14:50:25,927 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 92 remaining) [2024-02-07 14:50:25,928 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 92 remaining) [2024-02-07 14:50:25,928 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (74 of 92 remaining) [2024-02-07 14:50:25,928 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 92 remaining) [2024-02-07 14:50:25,928 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 92 remaining) [2024-02-07 14:50:25,928 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 92 remaining) [2024-02-07 14:50:25,928 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 92 remaining) [2024-02-07 14:50:25,929 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 92 remaining) [2024-02-07 14:50:25,929 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 92 remaining) [2024-02-07 14:50:25,929 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 92 remaining) [2024-02-07 14:50:25,929 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 92 remaining) [2024-02-07 14:50:25,929 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 92 remaining) [2024-02-07 14:50:25,929 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 92 remaining) [2024-02-07 14:50:25,930 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 92 remaining) [2024-02-07 14:50:25,930 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 92 remaining) [2024-02-07 14:50:25,930 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 92 remaining) [2024-02-07 14:50:25,930 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 92 remaining) [2024-02-07 14:50:25,930 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 92 remaining) [2024-02-07 14:50:25,930 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 92 remaining) [2024-02-07 14:50:25,931 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 92 remaining) [2024-02-07 14:50:25,931 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 92 remaining) [2024-02-07 14:50:25,931 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 92 remaining) [2024-02-07 14:50:25,931 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 92 remaining) [2024-02-07 14:50:25,931 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 92 remaining) [2024-02-07 14:50:25,931 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 92 remaining) [2024-02-07 14:50:25,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 92 remaining) [2024-02-07 14:50:25,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 92 remaining) [2024-02-07 14:50:25,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 92 remaining) [2024-02-07 14:50:25,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 92 remaining) [2024-02-07 14:50:25,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 92 remaining) [2024-02-07 14:50:25,932 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 92 remaining) [2024-02-07 14:50:25,933 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 92 remaining) [2024-02-07 14:50:25,933 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 92 remaining) [2024-02-07 14:50:25,933 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 92 remaining) [2024-02-07 14:50:25,933 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 92 remaining) [2024-02-07 14:50:25,933 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 92 remaining) [2024-02-07 14:50:25,933 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 92 remaining) [2024-02-07 14:50:25,934 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 92 remaining) [2024-02-07 14:50:25,934 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 92 remaining) [2024-02-07 14:50:25,934 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 92 remaining) [2024-02-07 14:50:25,934 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 92 remaining) [2024-02-07 14:50:25,934 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 92 remaining) [2024-02-07 14:50:25,934 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 92 remaining) [2024-02-07 14:50:25,935 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (33 of 92 remaining) [2024-02-07 14:50:25,935 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 92 remaining) [2024-02-07 14:50:25,935 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (31 of 92 remaining) [2024-02-07 14:50:25,935 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 92 remaining) [2024-02-07 14:50:25,935 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 92 remaining) [2024-02-07 14:50:25,935 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 92 remaining) [2024-02-07 14:50:25,936 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 92 remaining) [2024-02-07 14:50:25,936 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 92 remaining) [2024-02-07 14:50:25,936 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 92 remaining) [2024-02-07 14:50:25,936 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 92 remaining) [2024-02-07 14:50:25,936 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 92 remaining) [2024-02-07 14:50:25,937 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 92 remaining) [2024-02-07 14:50:25,937 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 92 remaining) [2024-02-07 14:50:25,937 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 92 remaining) [2024-02-07 14:50:25,937 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 92 remaining) [2024-02-07 14:50:25,937 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 92 remaining) [2024-02-07 14:50:25,937 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 92 remaining) [2024-02-07 14:50:25,938 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 92 remaining) [2024-02-07 14:50:25,938 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONERROR_FUNCTION (15 of 92 remaining) [2024-02-07 14:50:25,938 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 92 remaining) [2024-02-07 14:50:25,938 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 92 remaining) [2024-02-07 14:50:25,938 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 92 remaining) [2024-02-07 14:50:25,938 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 92 remaining) [2024-02-07 14:50:25,939 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 92 remaining) [2024-02-07 14:50:25,939 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 92 remaining) [2024-02-07 14:50:25,939 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 92 remaining) [2024-02-07 14:50:25,939 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 92 remaining) [2024-02-07 14:50:25,939 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 92 remaining) [2024-02-07 14:50:25,939 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 92 remaining) [2024-02-07 14:50:25,940 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 92 remaining) [2024-02-07 14:50:25,940 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 92 remaining) [2024-02-07 14:50:25,940 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 92 remaining) [2024-02-07 14:50:25,940 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 92 remaining) [2024-02-07 14:50:25,940 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 92 remaining) [2024-02-07 14:50:25,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 14:50:25,941 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 14:50:25,946 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:50:25,947 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:50:25,965 INFO L503 ceAbstractionStarter]: Automizer considered 56 witness invariants [2024-02-07 14:50:25,966 INFO L504 ceAbstractionStarter]: WitnessConsidered=56 [2024-02-07 14:50:25,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:50:25 BasicIcfg [2024-02-07 14:50:25,966 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:50:25,967 INFO L158 Benchmark]: Toolchain (without parser) took 2875.33ms. Allocated memory was 144.7MB in the beginning and 203.4MB in the end (delta: 58.7MB). Free memory was 113.0MB in the beginning and 115.1MB in the end (delta: -2.1MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-02-07 14:50:25,967 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 144.7MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:50:25,967 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory was 113.6MB in the beginning and 113.5MB in the end (delta: 106.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:50:25,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.74ms. Allocated memory is still 144.7MB. Free memory was 112.6MB in the beginning and 66.4MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-02-07 14:50:25,968 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.04ms. Allocated memory is still 144.7MB. Free memory was 66.0MB in the beginning and 62.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:50:25,968 INFO L158 Benchmark]: Boogie Preprocessor took 83.11ms. Allocated memory is still 144.7MB. Free memory was 62.7MB in the beginning and 59.0MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:50:25,968 INFO L158 Benchmark]: RCFGBuilder took 958.86ms. Allocated memory was 144.7MB in the beginning and 203.4MB in the end (delta: 58.7MB). Free memory was 59.0MB in the beginning and 128.8MB in the end (delta: -69.8MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2024-02-07 14:50:25,969 INFO L158 Benchmark]: TraceAbstraction took 1008.45ms. Allocated memory is still 203.4MB. Free memory was 128.8MB in the beginning and 115.1MB in the end (delta: 13.7MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-02-07 14:50:25,970 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.17ms. Allocated memory is still 144.7MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory was 113.6MB in the beginning and 113.5MB in the end (delta: 106.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.74ms. Allocated memory is still 144.7MB. Free memory was 112.6MB in the beginning and 66.4MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.04ms. Allocated memory is still 144.7MB. Free memory was 66.0MB in the beginning and 62.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.11ms. Allocated memory is still 144.7MB. Free memory was 62.7MB in the beginning and 59.0MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 958.86ms. Allocated memory was 144.7MB in the beginning and 203.4MB in the end (delta: 58.7MB). Free memory was 59.0MB in the beginning and 128.8MB in the end (delta: -69.8MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1008.45ms. Allocated memory is still 203.4MB. Free memory was 128.8MB in the beginning and 115.1MB in the end (delta: 13.7MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 742]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; [L710] 0 int __unbuffered_p1_EAX = 0; [L711] 0 _Bool main$tmp_guard0; [L712] 0 _Bool main$tmp_guard1; [L714] 0 int x = 0; [L715] 0 _Bool x$flush_delayed; [L716] 0 int x$mem_tmp; [L717] 0 _Bool x$r_buff0_thd0; [L718] 0 _Bool x$r_buff0_thd1; [L719] 0 _Bool x$r_buff0_thd2; [L720] 0 _Bool x$r_buff1_thd0; [L721] 0 _Bool x$r_buff1_thd1; [L722] 0 _Bool x$r_buff1_thd2; [L723] 0 _Bool x$read_delayed; [L724] 0 int *x$read_delayed_var; [L725] 0 int x$w_buff0; [L726] 0 _Bool x$w_buff0_used; [L727] 0 int x$w_buff1; [L728] 0 _Bool x$w_buff1_used; [L730] 0 int y = 0; [L731] 0 _Bool weak$$choice0; [L732] 0 _Bool weak$$choice2; [L792] 0 pthread_t t1447; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1447={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] [L793] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$r_buff0_thd0]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[x$r_buff0_thd0]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$r_buff0_thd0]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[x$r_buff0_thd0]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],IntegerLiteral[0LL]]]]] [L793] FCALL, FORK 0 pthread_create(&t1447, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1447={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] [L736] 1 y = 1 [L737] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]]] VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=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=1] [L739] 1 x = 1 [L740] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[1]]]] VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=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=1, y=1] [L742] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[x$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[x$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=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=1, y=1] - UnprovableResult [Line: 737]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 740]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - 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: 745]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 746]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 747]: 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: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 758]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 763]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 793]: 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: 799]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 801]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 802]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 803]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 804]: 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: 806]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 809]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 816]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 819]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 821]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 793]: 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: 795]: 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, 136 locations, 92 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: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60 IncrementalHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 0 mSDtfsCounter, 60 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=178occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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 14:50:26,000 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