./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.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/rfi000_power.oepc_pso.oepc_rmo.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/rfi000_power.oepc_pso.oepc_rmo.oepc.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/rfi000_power.oepc_pso.oepc_rmo.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 19:29:01,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:29:01,166 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:29:01,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:29:01,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:29:01,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:29:01,198 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:29:01,199 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:29:01,199 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:29:01,202 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:29:01,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:29:01,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:29:01,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:29:01,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:29:01,204 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:29:01,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:29:01,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:29:01,205 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:29:01,205 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:29:01,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:29:01,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:29:01,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:29:01,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:29:01,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:29:01,206 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:29:01,207 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:29:01,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:29:01,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:29:01,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:29:01,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:29:01,208 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:29:01,209 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:29:01,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:01,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:29:01,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:29:01,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:29:01,210 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:29:01,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:29:01,210 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:29:01,210 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:29:01,210 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:29:01,211 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:29:01,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:29:01,211 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:29:01,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:29:01,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:29:01,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:29:01,589 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:29:01,590 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:29:01,591 INFO L431 ainManager$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/rfi000_power.oepc_pso.oepc_rmo.oepc.yml/witness.yml [2024-02-07 19:29:01,785 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:29:01,786 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:29:01,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2024-02-07 19:29:02,759 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:29:02,930 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:29:02,931 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2024-02-07 19:29:02,944 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1d4c6b38/f32f6f7febd64edeaab056b43f58a6cf/FLAGb83ad7850 [2024-02-07 19:29:02,959 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1d4c6b38/f32f6f7febd64edeaab056b43f58a6cf [2024-02-07 19:29:02,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:29:02,961 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:29:02,963 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:02,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:29:02,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:29:02,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:01" (1/2) ... [2024-02-07 19:29:02,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3501574a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:02, skipping insertion in model container [2024-02-07 19:29:02,969 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:01" (1/2) ... [2024-02-07 19:29:02,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@199be50c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:02, skipping insertion in model container [2024-02-07 19:29:02,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:02" (2/2) ... [2024-02-07 19:29:02,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3501574a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:02, skipping insertion in model container [2024-02-07 19:29:02,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:02" (2/2) ... [2024-02-07 19:29:02,972 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:29:03,206 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:29:03,207 INFO L76 edCorrectnessWitness]: Location invariant before [L744-L744] (y$r_buff1_thd0 == (_Bool)0) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:03,207 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] (y$r_buff0_thd0 == (_Bool)0) && (y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,207 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:29:03,207 INFO L76 edCorrectnessWitness]: Location invariant before [L857-L857] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:03,208 INFO L76 edCorrectnessWitness]: Location invariant before [L812-L812] 1 <= __unbuffered_cnt [2024-02-07 19:29:03,208 INFO L76 edCorrectnessWitness]: Location invariant before [L752-L752] (y$w_buff1_used == (_Bool)1 && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:29:03,208 INFO L76 edCorrectnessWitness]: Location invariant before [L802-L802] y$flush_delayed == (_Bool)0 [2024-02-07 19:29:03,208 INFO L76 edCorrectnessWitness]: Location invariant before [L827-L827] ((((0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0_used >= 0LL) && ((long long )y$r_buff0_thd2 + (long long )y$w_buff0_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff0_used >= 0LL) [2024-02-07 19:29:03,208 INFO L76 edCorrectnessWitness]: Location invariant before [L853-L853] (((((0 <= __unbuffered_p1_EBX) && (__unbuffered_p1_EBX <= 2)) && (__unbuffered_p1_EBX <= 127)) && (x == 2)) && ((y == 2 && (__unbuffered_p1_EAX == 1 || (((0 <= __unbuffered_p1_EAX && __unbuffered_p1_EAX <= 2) && __unbuffered_p1_EAX <= 127) && ((__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) || __unbuffered_p1_EAX == 2)))) || (((((((0 <= __unbuffered_p1_EAX && 0 <= y) && __unbuffered_p1_EAX <= 2) && __unbuffered_p1_EAX <= 127) && y <= 2) && y <= 127) && ((__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) || __unbuffered_p1_EAX == 2)) && ((y == 0 || y == 1) || y == 2)))) && ((__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1) || __unbuffered_p1_EBX == 2) [2024-02-07 19:29:03,208 INFO L76 edCorrectnessWitness]: Location invariant before [L738-L738] ((((0 <= y$w_buff0) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff0 % 2 == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2) [2024-02-07 19:29:03,208 INFO L76 edCorrectnessWitness]: Location invariant before [L850-L850] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,209 INFO L76 edCorrectnessWitness]: Location invariant before [L799-L799] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$r_buff1_thd2 == (_Bool)0)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:03,209 INFO L76 edCorrectnessWitness]: Location invariant before [L796-L796] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,209 INFO L76 edCorrectnessWitness]: Location invariant before [L750-L750] x == 1 [2024-02-07 19:29:03,209 INFO L76 edCorrectnessWitness]: Location invariant before [L855-L855] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:03,209 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] (y$r_buff1_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,209 INFO L76 edCorrectnessWitness]: Location invariant before [L742-L742] (y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1) [2024-02-07 19:29:03,209 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:03,209 INFO L76 edCorrectnessWitness]: Location invariant before [L833-L833] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:03,210 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:03,210 INFO L76 edCorrectnessWitness]: Location invariant before [L780-L780] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,210 INFO L76 edCorrectnessWitness]: Location invariant before [L852-L852] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,210 INFO L76 edCorrectnessWitness]: Location invariant before [L851-L851] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,210 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] ((((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 19:29:03,210 INFO L76 edCorrectnessWitness]: Location invariant before [L847-L847] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,210 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] y == 1 [2024-02-07 19:29:03,211 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] 1 <= __unbuffered_cnt [2024-02-07 19:29:03,211 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] 0 <= __unbuffered_cnt [2024-02-07 19:29:03,211 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,211 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] ((((0 <= y) && (y <= 2)) && (y <= 127)) && (y$r_buff1_thd2 == (_Bool)0)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:03,211 INFO L76 edCorrectnessWitness]: Location invariant before [L778-L778] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,211 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:03,211 INFO L76 edCorrectnessWitness]: Location invariant before [L755-L755] (y$w_buff0_used == (_Bool)1) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:03,212 INFO L76 edCorrectnessWitness]: Location invariant before [L747-L747] y$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:29:03,212 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:29:03,212 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,212 INFO L76 edCorrectnessWitness]: Location invariant before [L739-L739] ((((0 <= y$w_buff1) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$w_buff1 % 2 == 0)) && (y$w_buff1 == 0 || y$w_buff1 == 2) [2024-02-07 19:29:03,212 INFO L76 edCorrectnessWitness]: Location invariant before [L849-L849] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,212 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,212 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] x == 2 [2024-02-07 19:29:03,213 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,213 INFO L76 edCorrectnessWitness]: Location invariant before [L781-L781] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,213 INFO L76 edCorrectnessWitness]: Location invariant before [L746-L746] y$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:03,213 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1) && (((y$w_buff1_used == (_Bool)1 && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:29:03,213 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] (y$r_buff1_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,213 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] ((((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 19:29:03,213 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,214 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1) && (((y$w_buff1_used == (_Bool)1 && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:29:03,214 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] 0 <= __unbuffered_cnt [2024-02-07 19:29:03,214 INFO L76 edCorrectnessWitness]: Location invariant before [L745-L745] (y$r_buff0_thd2 == (_Bool)0) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:29:03,214 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:03,214 INFO L76 edCorrectnessWitness]: Location invariant before [L848-L848] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,214 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] ((((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 19:29:03,214 INFO L76 edCorrectnessWitness]: Location invariant before [L773-L773] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:03,214 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] (y$r_buff1_thd2 == (_Bool)0 && y$w_buff1_used == (_Bool)1) || (y$r_buff0_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,215 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,215 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] (((0 <= y) && (y <= 2)) && (y <= 127)) && ((y == 0 || y == 1) || y == 2) [2024-02-07 19:29:03,215 INFO L76 edCorrectnessWitness]: Location invariant before [L753-L753] (y$w_buff0_used == (_Bool)1) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:03,215 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] y$flush_delayed == (_Bool)0 [2024-02-07 19:29:03,215 INFO L76 edCorrectnessWitness]: Location invariant before [L840-L840] y$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:03,215 INFO L76 edCorrectnessWitness]: Location invariant before [L740-L740] (y$w_buff0 == 2) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,215 INFO L76 edCorrectnessWitness]: Location invariant before [L806-L806] (y$r_buff1_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,216 INFO L76 edCorrectnessWitness]: Location invariant before [L809-L809] y$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:03,216 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:03,216 INFO L76 edCorrectnessWitness]: Location invariant before [L743-L743] y$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:29:03,216 INFO L76 edCorrectnessWitness]: Location invariant before [L776-L776] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,216 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] (y$r_buff1_thd0 == (_Bool)0 && y$w_buff1_used == (_Bool)1) || (y$r_buff0_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,216 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] (y$r_buff0_thd0 == (_Bool)0) && (y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,216 INFO L76 edCorrectnessWitness]: Location invariant before [L779-L779] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,216 INFO L76 edCorrectnessWitness]: Location invariant before [L856-L856] y$flush_delayed == (_Bool)0 [2024-02-07 19:29:03,217 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] 0 <= __unbuffered_cnt [2024-02-07 19:29:03,217 INFO L76 edCorrectnessWitness]: Location invariant before [L741-L741] y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1 [2024-02-07 19:29:03,217 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] (y$r_buff0_thd2 == (_Bool)0) && (y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,217 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] (y$r_buff0_thd2 == (_Bool)0) && (y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,217 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] (y$r_buff1_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) [2024-02-07 19:29:03,217 INFO L76 edCorrectnessWitness]: Location invariant before [L846-L846] ((((y$r_buff1_thd0 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd0 == (_Bool)0) || (((y$r_buff0_thd0 == (_Bool)0 && y$r_buff1_thd0 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd0 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,217 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:03,217 INFO L76 edCorrectnessWitness]: Location invariant before [L777-L777] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,218 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:03,218 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] ((((y$r_buff1_thd2 == (_Bool)0 && y$w_buff0_used == (_Bool)1) && y$w_buff1_used == (_Bool)1) || y$r_buff0_thd2 == (_Bool)0) || (((y$r_buff0_thd2 == (_Bool)0 && y$r_buff1_thd2 == (_Bool)0) && y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$r_buff0_thd2 == (_Bool)0 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-02-07 19:29:03,261 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:29:03,411 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/rfi000_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2024-02-07 19:29:03,561 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:03,577 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:29:03,612 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/rfi000_power.oepc_pso.oepc_rmo.oepc.i[969,982] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 19:29:03,769 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:03,809 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:29:03,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03 WrapperNode [2024-02-07 19:29:03,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:03,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:03,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:29:03,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:29:03,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,872 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 174 [2024-02-07 19:29:03,873 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:03,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:29:03,874 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:29:03,874 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:29:03,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,903 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 19:29:03,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,915 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,916 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:29:03,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:29:03,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:29:03,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:29:03,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (1/1) ... [2024-02-07 19:29:03,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:03,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:29:03,950 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 19:29:03,982 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 19:29:03,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:29:03,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:29:03,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:29:03,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:29:03,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:29:03,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:29:03,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:29:03,994 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:29:03,994 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:29:03,994 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:29:03,994 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:29:03,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:29:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:29:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:29:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:29:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:29:03,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:29:03,996 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 19:29:04,133 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:29:04,136 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:29:04,718 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:29:04,719 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:29:05,209 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:29:05,209 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:29:05,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:05 BoogieIcfgContainer [2024-02-07 19:29:05,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:29:05,212 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:29:05,212 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:29:05,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:29:05,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:01" (1/4) ... [2024-02-07 19:29:05,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3251b2c8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:29:05, skipping insertion in model container [2024-02-07 19:29:05,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:29:02" (2/4) ... [2024-02-07 19:29:05,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3251b2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:05, skipping insertion in model container [2024-02-07 19:29:05,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:03" (3/4) ... [2024-02-07 19:29:05,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3251b2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:05, skipping insertion in model container [2024-02-07 19:29:05,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:05" (4/4) ... [2024-02-07 19:29:05,218 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi000_power.oepc_pso.oepc_rmo.oepc.i [2024-02-07 19:29:05,231 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:29:05,232 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 83 error locations. [2024-02-07 19:29:05,232 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:29:05,344 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:29:05,366 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 121 places, 115 transitions, 238 flow [2024-02-07 19:29:05,404 INFO L124 PetriNetUnfolderBase]: 1/113 cut-off events. [2024-02-07 19:29:05,404 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:05,407 INFO L83 FinitePrefix]: Finished finitePrefix Result has 120 conditions, 113 events. 1/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 596 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 111. Up to 2 conditions per place. [2024-02-07 19:29:05,407 INFO L82 GeneralOperation]: Start removeDead. Operand has 121 places, 115 transitions, 238 flow [2024-02-07 19:29:05,411 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 113 transitions, 232 flow [2024-02-07 19:29:05,417 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:29:05,422 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;@6c64dde2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:29:05,422 INFO L358 AbstractCegarLoop]: Starting to check reachability of 142 error locations. [2024-02-07 19:29:05,424 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:29:05,424 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:29:05,424 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:05,424 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:05,424 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:29:05,425 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 139 more)] === [2024-02-07 19:29:05,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:05,428 INFO L85 PathProgramCache]: Analyzing trace with hash 27223, now seen corresponding path program 1 times [2024-02-07 19:29:05,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:05,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894005323] [2024-02-07 19:29:05,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:05,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:29:05,750 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 19:29:05,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:29:05,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894005323] [2024-02-07 19:29:05,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894005323] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:29:05,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:29:05,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:29:05,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925618284] [2024-02-07 19:29:05,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:29:05,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:29:05,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:29:05,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:29:05,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:29:05,782 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 115 [2024-02-07 19:29:05,784 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 113 transitions, 232 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 19:29:05,784 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:29:05,784 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 115 [2024-02-07 19:29:05,785 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:29:06,253 INFO L124 PetriNetUnfolderBase]: 771/1552 cut-off events. [2024-02-07 19:29:06,253 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-07 19:29:06,255 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2985 conditions, 1552 events. 771/1552 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 118. Compared 9731 event pairs, 373 based on Foata normal form. 21/707 useless extension candidates. Maximal degree in co-relation 2973. Up to 932 conditions per place. [2024-02-07 19:29:06,262 INFO L140 encePairwiseOnDemand]: 61/115 looper letters, 67 selfloop transitions, 2 changer transitions 0/78 dead transitions. [2024-02-07 19:29:06,262 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 78 transitions, 303 flow [2024-02-07 19:29:06,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:29:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:29:06,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 177 transitions. [2024-02-07 19:29:06,283 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5130434782608696 [2024-02-07 19:29:06,284 INFO L175 Difference]: Start difference. First operand has 119 places, 113 transitions, 232 flow. Second operand 3 states and 177 transitions. [2024-02-07 19:29:06,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 78 transitions, 303 flow [2024-02-07 19:29:06,287 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 78 transitions, 300 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:29:06,320 INFO L231 Difference]: Finished difference. Result has 64 places, 56 transitions, 138 flow [2024-02-07 19:29:06,322 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=115, PETRI_DIFFERENCE_MINUEND_FLOW=116, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=138, PETRI_PLACES=64, PETRI_TRANSITIONS=56} [2024-02-07 19:29:06,325 INFO L281 CegarLoopForPetriNet]: 119 programPoint places, -55 predicate places. [2024-02-07 19:29:06,325 INFO L495 AbstractCegarLoop]: Abstraction has has 64 places, 56 transitions, 138 flow [2024-02-07 19:29:06,325 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 19:29:06,326 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:06,326 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:29:06,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:29:06,327 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 139 more)] === [2024-02-07 19:29:06,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:06,331 INFO L85 PathProgramCache]: Analyzing trace with hash 812020817, now seen corresponding path program 1 times [2024-02-07 19:29:06,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:06,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106736323] [2024-02-07 19:29:06,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:06,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:29:06,427 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 19:29:06,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:29:06,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106736323] [2024-02-07 19:29:06,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106736323] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:29:06,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:29:06,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:29:06,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484087425] [2024-02-07 19:29:06,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:29:06,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:29:06,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:29:06,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:29:06,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:29:06,429 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 115 [2024-02-07 19:29:06,429 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 56 transitions, 138 flow. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 19:29:06,430 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:29:06,430 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 115 [2024-02-07 19:29:06,430 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:29:06,647 INFO L124 PetriNetUnfolderBase]: 581/1252 cut-off events. [2024-02-07 19:29:06,647 INFO L125 PetriNetUnfolderBase]: For 137/137 co-relation queries the response was YES. [2024-02-07 19:29:06,649 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2757 conditions, 1252 events. 581/1252 cut-off events. For 137/137 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 7743 event pairs, 183 based on Foata normal form. 107/771 useless extension candidates. Maximal degree in co-relation 2744. Up to 932 conditions per place. [2024-02-07 19:29:06,654 INFO L140 encePairwiseOnDemand]: 112/115 looper letters, 66 selfloop transitions, 2 changer transitions 0/77 dead transitions. [2024-02-07 19:29:06,654 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 77 transitions, 318 flow [2024-02-07 19:29:06,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:29:06,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:29:06,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 105 transitions. [2024-02-07 19:29:06,655 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.30434782608695654 [2024-02-07 19:29:06,655 INFO L175 Difference]: Start difference. First operand has 64 places, 56 transitions, 138 flow. Second operand 3 states and 105 transitions. [2024-02-07 19:29:06,655 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 77 transitions, 318 flow [2024-02-07 19:29:06,656 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 77 transitions, 314 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:29:06,657 INFO L231 Difference]: Finished difference. Result has 63 places, 55 transitions, 136 flow [2024-02-07 19:29:06,657 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=115, PETRI_DIFFERENCE_MINUEND_FLOW=132, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=136, PETRI_PLACES=63, PETRI_TRANSITIONS=55} [2024-02-07 19:29:06,657 INFO L281 CegarLoopForPetriNet]: 119 programPoint places, -56 predicate places. [2024-02-07 19:29:06,658 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 55 transitions, 136 flow [2024-02-07 19:29:06,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 19:29:06,658 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:06,658 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:29:06,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:29:06,658 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 139 more)] === [2024-02-07 19:29:06,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:06,658 INFO L85 PathProgramCache]: Analyzing trace with hash 812020821, now seen corresponding path program 1 times [2024-02-07 19:29:06,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:06,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997944715] [2024-02-07 19:29:06,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:06,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:06,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:29:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:06,723 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:29:06,723 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:29:06,723 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 142 remaining) [2024-02-07 19:29:06,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 142 remaining) [2024-02-07 19:29:06,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 142 remaining) [2024-02-07 19:29:06,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 142 remaining) [2024-02-07 19:29:06,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 142 remaining) [2024-02-07 19:29:06,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 142 remaining) [2024-02-07 19:29:06,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 142 remaining) [2024-02-07 19:29:06,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (134 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 142 remaining) [2024-02-07 19:29:06,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 142 remaining) [2024-02-07 19:29:06,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 142 remaining) [2024-02-07 19:29:06,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 142 remaining) [2024-02-07 19:29:06,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 142 remaining) [2024-02-07 19:29:06,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 142 remaining) [2024-02-07 19:29:06,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 142 remaining) [2024-02-07 19:29:06,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 142 remaining) [2024-02-07 19:29:06,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 142 remaining) [2024-02-07 19:29:06,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 142 remaining) [2024-02-07 19:29:06,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 142 remaining) [2024-02-07 19:29:06,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 142 remaining) [2024-02-07 19:29:06,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 142 remaining) [2024-02-07 19:29:06,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (58 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 142 remaining) [2024-02-07 19:29:06,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (50 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 142 remaining) [2024-02-07 19:29:06,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 142 remaining) [2024-02-07 19:29:06,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 142 remaining) [2024-02-07 19:29:06,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 142 remaining) [2024-02-07 19:29:06,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 142 remaining) [2024-02-07 19:29:06,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 142 remaining) [2024-02-07 19:29:06,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:29:06,741 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:29:06,746 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:29:06,746 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:29:06,763 INFO L503 ceAbstractionStarter]: Automizer considered 81 witness invariants [2024-02-07 19:29:06,763 INFO L504 ceAbstractionStarter]: WitnessConsidered=81 [2024-02-07 19:29:06,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:29:06 BasicIcfg [2024-02-07 19:29:06,763 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:29:06,764 INFO L158 Benchmark]: Toolchain (without parser) took 3802.69ms. Allocated memory was 159.4MB in the beginning and 291.5MB in the end (delta: 132.1MB). Free memory was 77.1MB in the beginning and 230.9MB in the end (delta: -153.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:06,764 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 110.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:06,764 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 125.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:06,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 847.15ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 76.9MB in the beginning and 132.3MB in the end (delta: -55.3MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2024-02-07 19:29:06,765 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.45ms. Allocated memory is still 203.4MB. Free memory was 132.3MB in the beginning and 127.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-02-07 19:29:06,765 INFO L158 Benchmark]: Boogie Preprocessor took 51.88ms. Allocated memory is still 203.4MB. Free memory was 127.0MB in the beginning and 122.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:29:06,765 INFO L158 Benchmark]: RCFGBuilder took 1283.86ms. Allocated memory is still 203.4MB. Free memory was 121.8MB in the beginning and 71.8MB in the end (delta: 49.9MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. [2024-02-07 19:29:06,765 INFO L158 Benchmark]: TraceAbstraction took 1551.59ms. Allocated memory was 203.4MB in the beginning and 291.5MB in the end (delta: 88.1MB). Free memory was 71.8MB in the beginning and 230.9MB in the end (delta: -159.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:06,766 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 0.15ms. Allocated memory is still 159.4MB. Free memory is still 110.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 125.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 847.15ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 76.9MB in the beginning and 132.3MB in the end (delta: -55.3MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.45ms. Allocated memory is still 203.4MB. Free memory was 132.3MB in the beginning and 127.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.88ms. Allocated memory is still 203.4MB. Free memory was 127.0MB in the beginning and 122.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1283.86ms. Allocated memory is still 203.4MB. Free memory was 121.8MB in the beginning and 71.8MB in the end (delta: 49.9MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1551.59ms. Allocated memory was 203.4MB in the beginning and 291.5MB in the end (delta: 88.1MB). Free memory was 71.8MB in the beginning and 230.9MB in the end (delta: -159.1MB). There was no memory consumed. 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; [L712] 0 int __unbuffered_p1_EBX = 0; [L713] 0 _Bool main$tmp_guard0; [L714] 0 _Bool main$tmp_guard1; [L716] 0 int x = 0; [L718] 0 int y = 0; [L719] 0 _Bool y$flush_delayed; [L720] 0 int y$mem_tmp; [L721] 0 _Bool y$r_buff0_thd0; [L722] 0 _Bool y$r_buff0_thd1; [L723] 0 _Bool y$r_buff0_thd2; [L724] 0 _Bool y$r_buff1_thd0; [L725] 0 _Bool y$r_buff1_thd1; [L726] 0 _Bool y$r_buff1_thd2; [L727] 0 _Bool y$read_delayed; [L728] 0 int *y$read_delayed_var; [L729] 0 int y$w_buff0; [L730] 0 _Bool y$w_buff0_used; [L731] 0 int y$w_buff1; [L732] 0 _Bool y$w_buff1_used; [L733] 0 _Bool weak$$choice0; [L734] 0 _Bool weak$$choice2; [L826] 0 pthread_t t1585; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1585={3:0}, weak$$choice0=0, weak$$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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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=0] [L827] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[y$r_buff0_thd2]]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[y$r_buff0_thd2]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[y$r_buff0_thd2]]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[y$r_buff0_thd2]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]]]] [L827] FCALL, FORK 0 pthread_create(&t1585, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1585={3:0}, weak$$choice0=0, weak$$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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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=0] [L738] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[127]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff0],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]]]]] [L738] 1 y$w_buff1 = y$w_buff0 [L739] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[127]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff1],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]]]]] [L739] 1 y$w_buff0 = 2 [L740] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L740] 1 y$w_buff1_used = y$w_buff0_used [L741] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L741] 1 y$w_buff0_used = (_Bool)1 [L742] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0] - UnprovableResult [Line: 738]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 739]: 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: 741]: 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: 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: 750]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 752]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 753]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 760]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: 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: 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: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 778]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 779]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 780]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 781]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 782]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 783]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 785]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 786]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 789]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 790]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 792]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 794]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 796]: 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: 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: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 809]: 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: 827]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 833]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 840]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 845]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 846]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 847]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 852]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 857]: 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: 829]: 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: 827]: 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, 190 locations, 142 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: 1.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 180 IncrementalHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 0 mSDtfsCounter, 180 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=232occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 19:29:06,789 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