./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe009_power.oepc.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe009_power.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7c74aec Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe009_power.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe009_power.oepc.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:29:54,692 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:29:54,733 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:29:54,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:29:54,740 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:29:54,757 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:29:54,758 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:29:54,758 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:29:54,759 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:29:54,759 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:29:54,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:29:54,760 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:29:54,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:29:54,760 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:29:54,761 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:29:54,761 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:29:54,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:29:54,762 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:29:54,762 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:29:54,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:29:54,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:29:54,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:29:54,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:29:54,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:29:54,764 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:29:54,764 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:29:54,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:29:54,764 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:29:54,765 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:29:54,765 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:29:54,765 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:29:54,765 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:29:54,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:54,766 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:29:54,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:29:54,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:29:54,766 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:29:54,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:29:54,767 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:29:54,767 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:29:54,767 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:29:54,767 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:29:54,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:29:54,768 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:29:54,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:29:54,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:29:54,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:29:54,973 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:29:54,976 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:29:54,977 INFO L431 ainManager$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/safe009_power.oepc.yml/witness.yml [2024-02-07 19:29:55,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:29:55,099 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:29:55,100 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_power.oepc.i [2024-02-07 19:29:56,164 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:29:56,380 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:29:56,380 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_power.oepc.i [2024-02-07 19:29:56,398 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2df09ea1e/93b7b88fe76c4ce396c6eda68b6b69b0/FLAGcb1a8cc79 [2024-02-07 19:29:56,408 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2df09ea1e/93b7b88fe76c4ce396c6eda68b6b69b0 [2024-02-07 19:29:56,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:29:56,409 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:29:56,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:56,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:29:56,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:29:56,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:55" (1/2) ... [2024-02-07 19:29:56,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2667798f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:56, skipping insertion in model container [2024-02-07 19:29:56,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:55" (1/2) ... [2024-02-07 19:29:56,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72bafe44 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:56, skipping insertion in model container [2024-02-07 19:29:56,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:56" (2/2) ... [2024-02-07 19:29:56,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2667798f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:56, skipping insertion in model container [2024-02-07 19:29:56,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:56" (2/2) ... [2024-02-07 19:29:56,439 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:29:56,549 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:29:56,550 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] y$flush_delayed == (_Bool)0 [2024-02-07 19:29:56,551 INFO L76 edCorrectnessWitness]: Location invariant before [L854-L854] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:56,551 INFO L76 edCorrectnessWitness]: Location invariant before [L868-L868] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:56,551 INFO L76 edCorrectnessWitness]: Location invariant before [L870-L870] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:56,551 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:29:56,551 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] y$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:56,551 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:56,551 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] 0 <= __unbuffered_cnt [2024-02-07 19:29:56,552 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] y == 2 [2024-02-07 19:29:56,552 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:56,552 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:56,552 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] x == 1 [2024-02-07 19:29:56,552 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:56,552 INFO L76 edCorrectnessWitness]: Location invariant before [L842-L842] 0 <= __unbuffered_cnt [2024-02-07 19:29:56,552 INFO L76 edCorrectnessWitness]: Location invariant before [L815-L815] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:56,553 INFO L76 edCorrectnessWitness]: Location invariant before [L818-L818] y$r_buff1_thd3 == (_Bool)0 [2024-02-07 19:29:56,553 INFO L76 edCorrectnessWitness]: Location invariant before [L864-L864] y$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:56,553 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] 0 <= __unbuffered_cnt [2024-02-07 19:29:56,553 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] y$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:56,553 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (((0 <= y$mem_tmp) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-02-07 19:29:56,553 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:56,554 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] y$r_buff1_thd1 == (_Bool)0 [2024-02-07 19:29:56,554 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] ((((0LL - (long long )y$w_buff0_used) + (long long )y$w_buff1_used >= 0LL) && ((long long )y$w_buff0_used + (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL) [2024-02-07 19:29:56,554 INFO L76 edCorrectnessWitness]: Location invariant before [L866-L866] ((((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (y == 2)) && (__unbuffered_p0_EAX == 2 || ((0 <= __unbuffered_p0_EAX && __unbuffered_p0_EAX <= 2) && ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2)))) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:29:56,554 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] __unbuffered_p0_EAX$read_delayed == (_Bool)1 [2024-02-07 19:29:56,555 INFO L76 edCorrectnessWitness]: Location invariant before [L784-L784] 1 <= __unbuffered_cnt [2024-02-07 19:29:56,555 INFO L76 edCorrectnessWitness]: Location invariant before [L821-L821] 1 <= __unbuffered_cnt [2024-02-07 19:29:56,555 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:56,555 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] y == 1 [2024-02-07 19:29:56,555 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] ((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:29:56,555 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:56,555 INFO L76 edCorrectnessWitness]: Location invariant before [L800-L800] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:56,556 INFO L76 edCorrectnessWitness]: Location invariant before [L820-L820] 0 <= __unbuffered_cnt [2024-02-07 19:29:56,556 INFO L76 edCorrectnessWitness]: Location invariant before [L817-L817] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:56,556 INFO L76 edCorrectnessWitness]: Location invariant before [L869-L869] y$flush_delayed == (_Bool)0 [2024-02-07 19:29:56,556 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:56,557 INFO L76 edCorrectnessWitness]: Location invariant before [L19-L19] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:29:56,557 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:56,558 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] ((((((((0 <= y) && (0 <= *__unbuffered_p0_EAX$read_delayed_var)) && (y <= 2)) && (y <= 127)) && (*__unbuffered_p0_EAX$read_delayed_var <= 2)) && (*__unbuffered_p0_EAX$read_delayed_var <= 127)) && (__unbuffered_p0_EAX$read_delayed_var == & y)) && ((y == 0 || y == 1) || y == 2)) && ((*__unbuffered_p0_EAX$read_delayed_var == 0 || *__unbuffered_p0_EAX$read_delayed_var == 1) || *__unbuffered_p0_EAX$read_delayed_var == 2) [2024-02-07 19:29:56,558 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:56,558 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] y$w_buff1_used == (_Bool)0 [2024-02-07 19:29:56,558 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] 1 <= __unbuffered_cnt [2024-02-07 19:29:56,611 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:29:56,777 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/safe009_power.oepc.i[995,1008] [2024-02-07 19:29:56,986 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:56,993 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:29:57,030 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/safe009_power.oepc.i[995,1008] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 19:29:57,112 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:57,140 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:29:57,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57 WrapperNode [2024-02-07 19:29:57,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:57,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:57,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:29:57,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:29:57,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,216 INFO L138 Inliner]: procedures = 176, calls = 115, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 223 [2024-02-07 19:29:57,217 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:57,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:29:57,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:29:57,217 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:29:57,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,233 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,255 INFO L175 MemorySlicer]: Split 68 memory accesses to 5 slices as follows [2, 1, 1, 63, 1]. 93 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 0, 1, 0]. The 12 writes are split as follows [0, 1, 1, 9, 1]. [2024-02-07 19:29:57,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,260 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,268 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:29:57,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:29:57,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:29:57,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:29:57,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (1/1) ... [2024-02-07 19:29:57,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:57,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:29:57,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 19:29:57,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 19:29:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:29:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:29:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:29:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:29:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 19:29:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:29:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:29:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:29:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:29:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:29:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:29:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:29:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:29:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:29:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:29:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:29:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:29:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:29:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-02-07 19:29:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-02-07 19:29:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:29:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:29:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:29:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:29:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:29:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:29:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:29:57,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:29:57,362 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 19:29:57,489 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:29:57,491 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:29:58,030 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:29:58,030 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:29:58,579 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:29:58,580 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:29:58,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:58 BoogieIcfgContainer [2024-02-07 19:29:58,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:29:58,582 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:29:58,582 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:29:58,584 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:29:58,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:55" (1/4) ... [2024-02-07 19:29:58,585 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707c7ae7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:29:58, skipping insertion in model container [2024-02-07 19:29:58,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:29:56" (2/4) ... [2024-02-07 19:29:58,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707c7ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:58, skipping insertion in model container [2024-02-07 19:29:58,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:57" (3/4) ... [2024-02-07 19:29:58,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707c7ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:58, skipping insertion in model container [2024-02-07 19:29:58,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:58" (4/4) ... [2024-02-07 19:29:58,587 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_power.oepc.i [2024-02-07 19:29:58,601 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:29:58,602 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 43 error locations. [2024-02-07 19:29:58,602 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:29:58,721 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:29:58,749 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 92 places, 83 transitions, 178 flow [2024-02-07 19:29:58,802 INFO L124 PetriNetUnfolderBase]: 1/80 cut-off events. [2024-02-07 19:29:58,802 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:58,805 INFO L83 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 80 events. 1/80 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 317 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 80. Up to 2 conditions per place. [2024-02-07 19:29:58,806 INFO L82 GeneralOperation]: Start removeDead. Operand has 92 places, 83 transitions, 178 flow [2024-02-07 19:29:58,809 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 80 transitions, 169 flow [2024-02-07 19:29:58,820 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:29:58,828 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;@20e7e133, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:29:58,829 INFO L358 AbstractCegarLoop]: Starting to check reachability of 72 error locations. [2024-02-07 19:29:58,831 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:29:58,831 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:29:58,831 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:58,831 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:58,832 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:29:58,832 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 69 more)] === [2024-02-07 19:29:58,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:58,836 INFO L85 PathProgramCache]: Analyzing trace with hash 36634, now seen corresponding path program 1 times [2024-02-07 19:29:58,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:58,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940410416] [2024-02-07 19:29:58,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:58,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:29:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-07 19:29:59,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:29:59,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940410416] [2024-02-07 19:29:59,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940410416] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:29:59,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:29:59,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:29:59,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171880195] [2024-02-07 19:29:59,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:29:59,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:29:59,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:29:59,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:29:59,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:29:59,177 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 83 [2024-02-07 19:29:59,179 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 80 transitions, 169 flow. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:29:59,179 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:29:59,179 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 83 [2024-02-07 19:29:59,180 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:30:04,191 INFO L124 PetriNetUnfolderBase]: 24716/38373 cut-off events. [2024-02-07 19:30:04,191 INFO L125 PetriNetUnfolderBase]: For 76/76 co-relation queries the response was YES. [2024-02-07 19:30:04,266 INFO L83 FinitePrefix]: Finished finitePrefix Result has 72948 conditions, 38373 events. 24716/38373 cut-off events. For 76/76 co-relation queries the response was YES. Maximal size of possible extension queue 1987. Compared 312049 event pairs, 24716 based on Foata normal form. 630/22477 useless extension candidates. Maximal degree in co-relation 72935. Up to 34368 conditions per place. [2024-02-07 19:30:04,426 INFO L140 encePairwiseOnDemand]: 59/83 looper letters, 43 selfloop transitions, 1 changer transitions 0/57 dead transitions. [2024-02-07 19:30:04,426 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 57 transitions, 211 flow [2024-02-07 19:30:04,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:30:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:30:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 115 transitions. [2024-02-07 19:30:04,435 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46184738955823296 [2024-02-07 19:30:04,437 INFO L175 Difference]: Start difference. First operand has 89 places, 80 transitions, 169 flow. Second operand 3 states and 115 transitions. [2024-02-07 19:30:04,439 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 57 transitions, 211 flow [2024-02-07 19:30:04,446 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 57 transitions, 208 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-02-07 19:30:04,449 INFO L231 Difference]: Finished difference. Result has 66 places, 57 transitions, 122 flow [2024-02-07 19:30:04,451 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=83, PETRI_DIFFERENCE_MINUEND_FLOW=120, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=122, PETRI_PLACES=66, PETRI_TRANSITIONS=57} [2024-02-07 19:30:04,458 INFO L281 CegarLoopForPetriNet]: 89 programPoint places, -23 predicate places. [2024-02-07 19:30:04,458 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 57 transitions, 122 flow [2024-02-07 19:30:04,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-07 19:30:04,459 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:30:04,459 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:30:04,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:30:04,459 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 69 more)] === [2024-02-07 19:30:04,459 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:30:04,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1092595202, now seen corresponding path program 1 times [2024-02-07 19:30:04,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:30:04,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003774325] [2024-02-07 19:30:04,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:30:04,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:30:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:30:04,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:30:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:30:04,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:30:04,555 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:30:04,557 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 72 remaining) [2024-02-07 19:30:04,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 72 remaining) [2024-02-07 19:30:04,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 72 remaining) [2024-02-07 19:30:04,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 72 remaining) [2024-02-07 19:30:04,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 72 remaining) [2024-02-07 19:30:04,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 72 remaining) [2024-02-07 19:30:04,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 72 remaining) [2024-02-07 19:30:04,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 72 remaining) [2024-02-07 19:30:04,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 72 remaining) [2024-02-07 19:30:04,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 72 remaining) [2024-02-07 19:30:04,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 72 remaining) [2024-02-07 19:30:04,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 72 remaining) [2024-02-07 19:30:04,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 72 remaining) [2024-02-07 19:30:04,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 72 remaining) [2024-02-07 19:30:04,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 72 remaining) [2024-02-07 19:30:04,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 72 remaining) [2024-02-07 19:30:04,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 72 remaining) [2024-02-07 19:30:04,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 72 remaining) [2024-02-07 19:30:04,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 72 remaining) [2024-02-07 19:30:04,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 72 remaining) [2024-02-07 19:30:04,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 72 remaining) [2024-02-07 19:30:04,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 72 remaining) [2024-02-07 19:30:04,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 72 remaining) [2024-02-07 19:30:04,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 72 remaining) [2024-02-07 19:30:04,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 72 remaining) [2024-02-07 19:30:04,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 72 remaining) [2024-02-07 19:30:04,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 72 remaining) [2024-02-07 19:30:04,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 72 remaining) [2024-02-07 19:30:04,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 72 remaining) [2024-02-07 19:30:04,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 72 remaining) [2024-02-07 19:30:04,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 72 remaining) [2024-02-07 19:30:04,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 72 remaining) [2024-02-07 19:30:04,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 72 remaining) [2024-02-07 19:30:04,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 72 remaining) [2024-02-07 19:30:04,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 72 remaining) [2024-02-07 19:30:04,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 72 remaining) [2024-02-07 19:30:04,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 72 remaining) [2024-02-07 19:30:04,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 72 remaining) [2024-02-07 19:30:04,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 72 remaining) [2024-02-07 19:30:04,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 72 remaining) [2024-02-07 19:30:04,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 72 remaining) [2024-02-07 19:30:04,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 72 remaining) [2024-02-07 19:30:04,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 72 remaining) [2024-02-07 19:30:04,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (28 of 72 remaining) [2024-02-07 19:30:04,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 72 remaining) [2024-02-07 19:30:04,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 72 remaining) [2024-02-07 19:30:04,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 72 remaining) [2024-02-07 19:30:04,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 72 remaining) [2024-02-07 19:30:04,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 72 remaining) [2024-02-07 19:30:04,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 72 remaining) [2024-02-07 19:30:04,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 72 remaining) [2024-02-07 19:30:04,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 72 remaining) [2024-02-07 19:30:04,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 72 remaining) [2024-02-07 19:30:04,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 72 remaining) [2024-02-07 19:30:04,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 72 remaining) [2024-02-07 19:30:04,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 72 remaining) [2024-02-07 19:30:04,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 72 remaining) [2024-02-07 19:30:04,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 72 remaining) [2024-02-07 19:30:04,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 72 remaining) [2024-02-07 19:30:04,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 72 remaining) [2024-02-07 19:30:04,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 72 remaining) [2024-02-07 19:30:04,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 72 remaining) [2024-02-07 19:30:04,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 72 remaining) [2024-02-07 19:30:04,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 72 remaining) [2024-02-07 19:30:04,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 72 remaining) [2024-02-07 19:30:04,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 72 remaining) [2024-02-07 19:30:04,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 72 remaining) [2024-02-07 19:30:04,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 72 remaining) [2024-02-07 19:30:04,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 72 remaining) [2024-02-07 19:30:04,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 72 remaining) [2024-02-07 19:30:04,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 72 remaining) [2024-02-07 19:30:04,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 72 remaining) [2024-02-07 19:30:04,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:30:04,577 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-07 19:30:04,583 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:30:04,583 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:30:04,633 INFO L503 ceAbstractionStarter]: Automizer considered 42 witness invariants [2024-02-07 19:30:04,633 INFO L504 ceAbstractionStarter]: WitnessConsidered=42 [2024-02-07 19:30:04,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:30:04 BasicIcfg [2024-02-07 19:30:04,634 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:30:04,634 INFO L158 Benchmark]: Toolchain (without parser) took 8225.43ms. Allocated memory was 144.7MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 83.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 707.5MB. Max. memory is 16.1GB. [2024-02-07 19:30:04,635 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 144.7MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:30:04,635 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:30:04,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.07ms. Allocated memory is still 144.7MB. Free memory was 83.1MB in the beginning and 91.5MB in the end (delta: -8.4MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-02-07 19:30:04,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.05ms. Allocated memory is still 144.7MB. Free memory was 91.5MB in the beginning and 87.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:30:04,635 INFO L158 Benchmark]: Boogie Preprocessor took 76.72ms. Allocated memory is still 144.7MB. Free memory was 87.9MB in the beginning and 83.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:30:04,638 INFO L158 Benchmark]: RCFGBuilder took 1286.05ms. Allocated memory was 144.7MB in the beginning and 188.7MB in the end (delta: 44.0MB). Free memory was 83.1MB in the beginning and 125.3MB in the end (delta: -42.1MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. [2024-02-07 19:30:04,638 INFO L158 Benchmark]: TraceAbstraction took 6051.89ms. Allocated memory was 188.7MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 125.3MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 704.1MB. Max. memory is 16.1GB. [2024-02-07 19:30:04,640 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 0.10ms. Allocated memory is still 144.7MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.07ms. Allocated memory is still 144.7MB. Free memory was 83.1MB in the beginning and 91.5MB in the end (delta: -8.4MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.05ms. Allocated memory is still 144.7MB. Free memory was 91.5MB in the beginning and 87.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.72ms. Allocated memory is still 144.7MB. Free memory was 87.9MB in the beginning and 83.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1286.05ms. Allocated memory was 144.7MB in the beginning and 188.7MB in the end (delta: 44.0MB). Free memory was 83.1MB in the beginning and 125.3MB in the end (delta: -42.1MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6051.89ms. Allocated memory was 188.7MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 125.3MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 704.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 760]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L714] 0 int __unbuffered_p0_EAX$mem_tmp; [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L725] 0 int __unbuffered_p0_EAX$w_buff0; [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L727] 0 int __unbuffered_p0_EAX$w_buff1; [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L730] 0 int __unbuffered_p1_EAX = 0; [L731] 0 _Bool main$tmp_guard0; [L732] 0 _Bool main$tmp_guard1; [L734] 0 int x = 0; [L736] 0 int y = 0; [L736] 0 int y = 0; [L737] 0 _Bool y$flush_delayed; [L738] 0 int y$mem_tmp; [L739] 0 _Bool y$r_buff0_thd0; [L740] 0 _Bool y$r_buff0_thd1; [L741] 0 _Bool y$r_buff0_thd2; [L742] 0 _Bool y$r_buff0_thd3; [L743] 0 _Bool y$r_buff1_thd0; [L744] 0 _Bool y$r_buff1_thd1; [L745] 0 _Bool y$r_buff1_thd2; [L746] 0 _Bool y$r_buff1_thd3; [L747] 0 _Bool y$read_delayed; [L748] 0 int *y$read_delayed_var; [L749] 0 int y$w_buff0; [L750] 0 _Bool y$w_buff0_used; [L751] 0 int y$w_buff1; [L752] 0 _Bool y$w_buff1_used; [L753] 0 _Bool weak$$choice0; [L754] 0 _Bool weak$$choice1; [L755] 0 _Bool weak$$choice2; [L835] 0 pthread_t t1985; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1985={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y={3:0}] [L836] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L836] FCALL, FORK 0 pthread_create(&t1985, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1985={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y={3:0}] [L759] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L760] 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$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y={3:0}] - 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: 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: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 779]: 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: 784]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 794]: 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: 800]: 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: 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: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 821]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 842]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 844]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 864]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 866]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 868]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 869]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 870]: 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: 838]: 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: 836]: 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: 840]: 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 7 procedures, 134 locations, 72 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: 5.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 31 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31 mSolverCounterUnsat, 0 mSDtfsCounter, 44 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=169occurred 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, 7 NumberOfCodeBlocks, 7 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 19:30:04,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE