./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe006_power.opt-thin000_power.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe006_power.opt-thin000_power.opt.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/safe006_power.opt-thin000_power.opt.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe006_power.opt-thin000_power.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:29:47,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:29:47,140 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:29:47,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:29:47,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:29:47,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:29:47,160 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:29:47,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:29:47,161 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:29:47,164 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:29:47,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:29:47,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:29:47,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:29:47,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:29:47,166 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:29:47,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:29:47,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:29:47,167 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:29:47,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:29:47,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:29:47,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:29:47,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:29:47,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:29:47,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:29:47,168 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:29:47,169 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:29:47,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:29:47,169 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:29:47,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:29:47,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:29:47,171 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:29:47,171 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:29:47,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:47,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:29:47,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:29:47,173 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:29:47,173 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:29:47,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:29:47,173 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:29:47,173 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:29:47,174 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:29:47,174 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:29:47,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:29:47,174 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:29:47,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:29:47,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:29:47,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:29:47,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:29:47,438 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:29:47,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2024-02-07 19:29:48,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:29:48,843 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:29:48,844 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2024-02-07 19:29:48,862 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e536fffd/58c7ad44a0bc48f6be9bbe6b78ef9dcd/FLAG5ab319f9d [2024-02-07 19:29:48,882 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e536fffd/58c7ad44a0bc48f6be9bbe6b78ef9dcd [2024-02-07 19:29:48,883 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:29:48,884 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:29:48,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/safe006_power.opt-thin000_power.opt.yml/witness.yml [2024-02-07 19:29:48,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:29:48,989 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:29:48,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:48,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:29:48,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:29:48,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:48" (1/2) ... [2024-02-07 19:29:48,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb052ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:48, skipping insertion in model container [2024-02-07 19:29:48,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:29:48" (1/2) ... [2024-02-07 19:29:48,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d17cc78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:29:48, skipping insertion in model container [2024-02-07 19:29:48,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:48" (2/2) ... [2024-02-07 19:29:48,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb052ef and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:48, skipping insertion in model container [2024-02-07 19:29:48,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:48" (2/2) ... [2024-02-07 19:29:48,998 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:29:49,124 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:29:49,126 INFO L76 edCorrectnessWitness]: Location invariant before [L788-L788] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:49,126 INFO L76 edCorrectnessWitness]: Location invariant before [L807-L807] (x$r_buff1_thd2 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,126 INFO L76 edCorrectnessWitness]: Location invariant before [L843-L843] (((0 <= __unbuffered_p1_EAX) && (__unbuffered_p1_EAX <= 1)) && (__unbuffered_p0_EAX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1) [2024-02-07 19:29:49,126 INFO L76 edCorrectnessWitness]: Location invariant before [L763-L763] (x$r_buff0_thd2 == (_Bool)0) && (x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1) [2024-02-07 19:29:49,127 INFO L76 edCorrectnessWitness]: Location invariant before [L760-L760] (x$w_buff0_used == (_Bool)1) && (x$w_buff1_used == (_Bool)1) [2024-02-07 19:29:49,127 INFO L76 edCorrectnessWitness]: Location invariant before [L844-L844] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:49,127 INFO L76 edCorrectnessWitness]: Location invariant before [L767-L767] (x$w_buff1_used == (_Bool)1 && (x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1)) [2024-02-07 19:29:49,128 INFO L76 edCorrectnessWitness]: Location invariant before [L805-L805] (x$r_buff1_thd2 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,128 INFO L76 edCorrectnessWitness]: Location invariant before [L768-L768] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:49,128 INFO L76 edCorrectnessWitness]: Location invariant before [L772-L772] x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1 [2024-02-07 19:29:49,128 INFO L76 edCorrectnessWitness]: Location invariant before [L836-L836] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,128 INFO L76 edCorrectnessWitness]: Location invariant before [L787-L787] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:49,128 INFO L76 edCorrectnessWitness]: Location invariant before [L774-L774] 0 <= __unbuffered_cnt [2024-02-07 19:29:49,128 INFO L76 edCorrectnessWitness]: Location invariant before [L790-L790] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:49,129 INFO L76 edCorrectnessWitness]: Location invariant before [L811-L811] 1 <= __unbuffered_cnt [2024-02-07 19:29:49,129 INFO L76 edCorrectnessWitness]: Location invariant before [L808-L808] x$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:49,129 INFO L76 edCorrectnessWitness]: Location invariant before [L798-L798] x$flush_delayed == (_Bool)0 [2024-02-07 19:29:49,129 INFO L76 edCorrectnessWitness]: Location invariant before [L801-L801] y == 1 [2024-02-07 19:29:49,129 INFO L76 edCorrectnessWitness]: Location invariant before [L762-L762] (x$r_buff1_thd0 == (_Bool)0) && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:49,129 INFO L76 edCorrectnessWitness]: Location invariant before [L834-L834] (x$r_buff1_thd0 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,130 INFO L76 edCorrectnessWitness]: Location invariant before [L785-L785] ((0 <= x$mem_tmp) && (x$mem_tmp <= 1)) && (x$mem_tmp == 0 || x$mem_tmp == 1) [2024-02-07 19:29:49,130 INFO L76 edCorrectnessWitness]: Location invariant before [L783-L783] weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1 [2024-02-07 19:29:49,130 INFO L76 edCorrectnessWitness]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-02-07 19:29:49,130 INFO L76 edCorrectnessWitness]: Location invariant before [L839-L839] x$r_buff1_thd0 == (_Bool)0 [2024-02-07 19:29:49,130 INFO L76 edCorrectnessWitness]: Location invariant before [L786-L786] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:49,131 INFO L76 edCorrectnessWitness]: Location invariant before [L759-L759] x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1 [2024-02-07 19:29:49,131 INFO L76 edCorrectnessWitness]: Location invariant before [L789-L789] (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd2 == (_Bool)0 || x$r_buff1_thd2 == (_Bool)0)) || (weak$$choice0 == (_Bool)0 && (weak$$choice1 == (_Bool)0 || weak$$choice1 == (_Bool)1)) [2024-02-07 19:29:49,131 INFO L76 edCorrectnessWitness]: Location invariant before [L757-L757] ((0 <= x$w_buff1) && (x$w_buff1 <= 1)) && (x$w_buff1 == 0 || x$w_buff1 == 1) [2024-02-07 19:29:49,131 INFO L76 edCorrectnessWitness]: Location invariant before [L771-L771] (x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:29:49,131 INFO L76 edCorrectnessWitness]: Location invariant before [L758-L758] (x$w_buff0 == 1) && (x$w_buff0_used == (_Bool)0 || x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,131 INFO L76 edCorrectnessWitness]: Location invariant before [L832-L832] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:49,131 INFO L76 edCorrectnessWitness]: Location invariant before [L764-L764] x$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:49,132 INFO L76 edCorrectnessWitness]: Location invariant before [L754-L754] ((0 <= __unbuffered_p0_EAX) && (__unbuffered_p0_EAX <= 1)) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) [2024-02-07 19:29:49,132 INFO L76 edCorrectnessWitness]: Location invariant before [L756-L756] ((0 <= x$w_buff0) && (x$w_buff0 <= 1)) && (x$w_buff0 == 0 || x$w_buff0 == 1) [2024-02-07 19:29:49,132 INFO L76 edCorrectnessWitness]: Location invariant before [L826-L826] ((((0LL - (long long )x$w_buff0_used) + (long long )x$w_buff1_used >= 0LL) && ((long long )x$w_buff0_used + (long long )x$w_buff1_used >= 0LL)) && ((0LL - (long long )x$w_buff0_used) - (long long )x$w_buff1_used >= 0LL)) && ((long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) [2024-02-07 19:29:49,132 INFO L76 edCorrectnessWitness]: Location invariant before [L831-L831] main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1 [2024-02-07 19:29:49,132 INFO L76 edCorrectnessWitness]: Location invariant before [L791-L791] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:49,132 INFO L76 edCorrectnessWitness]: Location invariant before [L792-L792] (x$w_buff0_used == (_Bool)1) && (x$r_buff1_thd2 == (_Bool)0 || x$r_buff0_thd2 == (_Bool)0) [2024-02-07 19:29:49,133 INFO L76 edCorrectnessWitness]: Location invariant before [L753-L753] ((0 <= y) && (y <= 1)) && (y == 0 || y == 1) [2024-02-07 19:29:49,134 INFO L76 edCorrectnessWitness]: Location invariant before [L830-L830] 0 <= __unbuffered_cnt [2024-02-07 19:29:49,134 INFO L76 edCorrectnessWitness]: Location invariant before [L765-L765] x$r_buff0_thd1 == (_Bool)1 [2024-02-07 19:29:49,134 INFO L76 edCorrectnessWitness]: Location invariant before [L761-L761] x$r_buff0_thd0 == (_Bool)0 [2024-02-07 19:29:49,134 INFO L76 edCorrectnessWitness]: Location invariant before [L793-L793] x$r_buff1_thd2 == (_Bool)0 [2024-02-07 19:29:49,134 INFO L76 edCorrectnessWitness]: Location invariant before [L810-L810] 0 <= __unbuffered_cnt [2024-02-07 19:29:49,134 INFO L76 edCorrectnessWitness]: Location invariant before [L806-L806] (x$r_buff0_thd2 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,134 INFO L76 edCorrectnessWitness]: Location invariant before [L782-L782] weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1 [2024-02-07 19:29:49,135 INFO L76 edCorrectnessWitness]: Location invariant before [L769-L769] (x$r_buff1_thd1 == (_Bool)0 || x$r_buff1_thd1 == (_Bool)1) && (((x$w_buff1_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1)) || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1)) || (x$w_buff0_used == (_Bool)1 && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1))) [2024-02-07 19:29:49,135 INFO L76 edCorrectnessWitness]: Location invariant before [L838-L838] (x$r_buff1_thd0 == (_Bool)0 && (x$w_buff1_used == (_Bool)1 || (x$w_buff1_used == (_Bool)0 || x$w_buff1_used == (_Bool)1))) || (x$r_buff0_thd0 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,135 INFO L76 edCorrectnessWitness]: Location invariant before [L804-L804] (x$r_buff0_thd2 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,135 INFO L76 edCorrectnessWitness]: Location invariant before [L794-L794] __unbuffered_p1_EAX$read_delayed == (_Bool)1 [2024-02-07 19:29:49,135 INFO L76 edCorrectnessWitness]: Location invariant before [L803-L803] (x$r_buff1_thd2 == (_Bool)0 && x$w_buff1_used == (_Bool)1) || (x$r_buff0_thd2 == (_Bool)0 && x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,136 INFO L76 edCorrectnessWitness]: Location invariant before [L784-L784] (((0 <= x) && (x <= 1)) && (x == 0 || x == 1)) && (x$flush_delayed == (_Bool)0 || x$flush_delayed == (_Bool)1) [2024-02-07 19:29:49,136 INFO L76 edCorrectnessWitness]: Location invariant before [L797-L797] ((0 <= x) && (x <= 1)) && (x == 0 || x == 1) [2024-02-07 19:29:49,136 INFO L76 edCorrectnessWitness]: Location invariant before [L845-L845] main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1 [2024-02-07 19:29:49,136 INFO L76 edCorrectnessWitness]: Location invariant before [L770-L770] (x$w_buff0_used == (_Bool)1) && (x$r_buff0_thd1 == (_Bool)0 || x$r_buff0_thd1 == (_Bool)1) [2024-02-07 19:29:49,137 INFO L76 edCorrectnessWitness]: Location invariant before [L775-L775] 1 <= __unbuffered_cnt [2024-02-07 19:29:49,137 INFO L76 edCorrectnessWitness]: Location invariant before [L835-L835] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,138 INFO L76 edCorrectnessWitness]: Location invariant before [L837-L837] (x$r_buff0_thd0 == (_Bool)0) && (x$w_buff0_used == (_Bool)1) [2024-02-07 19:29:49,138 INFO L76 edCorrectnessWitness]: Location invariant before [L795-L795] ((((((0 <= x) && (0 <= *__unbuffered_p1_EAX$read_delayed_var)) && (x <= 1)) && (*__unbuffered_p1_EAX$read_delayed_var <= 1)) && (__unbuffered_p1_EAX$read_delayed_var == & x)) && (x == 0 || x == 1)) && (*__unbuffered_p1_EAX$read_delayed_var == 0 || *__unbuffered_p1_EAX$read_delayed_var == 1) [2024-02-07 19:29:49,177 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:29:49,295 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/safe006_power.opt-thin000_power.opt.i[969,982] [2024-02-07 19:29:49,438 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:49,445 INFO L206 MainTranslator]: Completed pre-run Start Parsing Local [2024-02-07 19:29:49,470 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/safe006_power.opt-thin000_power.opt.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 [2024-02-07 19:29:49,534 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:29:49,568 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:29:49,569 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49 WrapperNode [2024-02-07 19:29:49,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:29:49,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:49,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:29:49,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:29:49,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,634 INFO L138 Inliner]: procedures = 175, calls = 74, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 198 [2024-02-07 19:29:49,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:29:49,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:29:49,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:29:49,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:29:49,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,655 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,671 INFO L175 MemorySlicer]: Split 36 memory accesses to 4 slices as follows [2, 32, 1, 1]. 89 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1, 0, 0]. The 7 writes are split as follows [0, 5, 1, 1]. [2024-02-07 19:29:49,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:29:49,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:29:49,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:29:49,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:29:49,717 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (1/1) ... [2024-02-07 19:29:49,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:29:49,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:29:49,739 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 19:29:49,780 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 19:29:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:29:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:29:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:29:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:29:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:29:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:29:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:29:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:29:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:29:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:29:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:29:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:29:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-02-07 19:29:49,792 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-02-07 19:29:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-02-07 19:29:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-02-07 19:29:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:29:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:29:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:29:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:29:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:29:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:29:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:29:49,794 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 19:29:50,019 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:29:50,021 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:29:50,492 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:29:50,492 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:29:51,128 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:29:51,128 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:29:51,129 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:51 BoogieIcfgContainer [2024-02-07 19:29:51,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:29:51,130 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:29:51,130 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:29:51,132 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:29:51,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:29:48" (1/4) ... [2024-02-07 19:29:51,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b95abe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:29:51, skipping insertion in model container [2024-02-07 19:29:51,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:29:48" (2/4) ... [2024-02-07 19:29:51,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b95abe7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:29:51, skipping insertion in model container [2024-02-07 19:29:51,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:29:49" (3/4) ... [2024-02-07 19:29:51,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b95abe7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:29:51, skipping insertion in model container [2024-02-07 19:29:51,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:29:51" (4/4) ... [2024-02-07 19:29:51,135 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_power.opt-thin000_power.opt.i [2024-02-07 19:29:51,148 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:29:51,148 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 62 error locations. [2024-02-07 19:29:51,148 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:29:51,335 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-02-07 19:29:51,358 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 98 places, 92 transitions, 192 flow [2024-02-07 19:29:51,397 INFO L124 PetriNetUnfolderBase]: 1/90 cut-off events. [2024-02-07 19:29:51,398 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:51,402 INFO L83 FinitePrefix]: Finished finitePrefix Result has 97 conditions, 90 events. 1/90 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 430 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2024-02-07 19:29:51,402 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 92 transitions, 192 flow [2024-02-07 19:29:51,405 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 96 places, 90 transitions, 186 flow [2024-02-07 19:29:51,411 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:29:51,416 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;@6b870c4f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:29:51,417 INFO L358 AbstractCegarLoop]: Starting to check reachability of 111 error locations. [2024-02-07 19:29:51,418 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:29:51,418 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:29:51,419 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:29:51,419 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:51,419 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:29:51,420 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 108 more)] === [2024-02-07 19:29:51,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:51,423 INFO L85 PathProgramCache]: Analyzing trace with hash 35355, now seen corresponding path program 1 times [2024-02-07 19:29:51,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:51,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441206111] [2024-02-07 19:29:51,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:51,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:29:51,684 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 19:29:51,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:29:51,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441206111] [2024-02-07 19:29:51,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441206111] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:29:51,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:29:51,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:29:51,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492132528] [2024-02-07 19:29:51,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:29:51,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:29:51,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:29:51,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:29:51,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:29:51,724 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 92 [2024-02-07 19:29:51,726 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 90 transitions, 186 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 19:29:51,727 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:29:51,729 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 92 [2024-02-07 19:29:51,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:29:52,161 INFO L124 PetriNetUnfolderBase]: 396/867 cut-off events. [2024-02-07 19:29:52,162 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-07 19:29:52,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1632 conditions, 867 events. 396/867 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 5401 event pairs, 257 based on Foata normal form. 16/462 useless extension candidates. Maximal degree in co-relation 1620. Up to 447 conditions per place. [2024-02-07 19:29:52,176 INFO L140 encePairwiseOnDemand]: 50/92 looper letters, 46 selfloop transitions, 2 changer transitions 0/57 dead transitions. [2024-02-07 19:29:52,176 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 57 transitions, 219 flow [2024-02-07 19:29:52,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:29:52,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:29:52,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 134 transitions. [2024-02-07 19:29:52,187 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4855072463768116 [2024-02-07 19:29:52,189 INFO L175 Difference]: Start difference. First operand has 96 places, 90 transitions, 186 flow. Second operand 3 states and 134 transitions. [2024-02-07 19:29:52,189 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 57 transitions, 219 flow [2024-02-07 19:29:52,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 57 transitions, 216 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:29:52,194 INFO L231 Difference]: Finished difference. Result has 54 places, 46 transitions, 116 flow [2024-02-07 19:29:52,196 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=116, PETRI_PLACES=54, PETRI_TRANSITIONS=46} [2024-02-07 19:29:52,198 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, -42 predicate places. [2024-02-07 19:29:52,198 INFO L495 AbstractCegarLoop]: Abstraction has has 54 places, 46 transitions, 116 flow [2024-02-07 19:29:52,199 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 19:29:52,199 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:52,199 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-02-07 19:29:52,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:29:52,199 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 108 more)] === [2024-02-07 19:29:52,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:52,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1054485178, now seen corresponding path program 1 times [2024-02-07 19:29:52,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:52,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274428468] [2024-02-07 19:29:52,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:52,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-07 19:29:52,282 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 19:29:52,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-07 19:29:52,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274428468] [2024-02-07 19:29:52,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274428468] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-07 19:29:52,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-07 19:29:52,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-07 19:29:52,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194332649] [2024-02-07 19:29:52,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-07 19:29:52,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-07 19:29:52,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-07 19:29:52,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-07 19:29:52,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-07 19:29:52,285 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 92 [2024-02-07 19:29:52,285 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 46 transitions, 116 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 19:29:52,285 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-07 19:29:52,285 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 92 [2024-02-07 19:29:52,285 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-07 19:29:52,468 INFO L124 PetriNetUnfolderBase]: 345/743 cut-off events. [2024-02-07 19:29:52,469 INFO L125 PetriNetUnfolderBase]: For 47/47 co-relation queries the response was YES. [2024-02-07 19:29:52,470 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1591 conditions, 743 events. 345/743 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 4618 event pairs, 249 based on Foata normal form. 0/451 useless extension candidates. Maximal degree in co-relation 1578. Up to 466 conditions per place. [2024-02-07 19:29:52,472 INFO L140 encePairwiseOnDemand]: 89/92 looper letters, 46 selfloop transitions, 2 changer transitions 0/57 dead transitions. [2024-02-07 19:29:52,472 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 57 transitions, 240 flow [2024-02-07 19:29:52,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-07 19:29:52,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-07 19:29:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 85 transitions. [2024-02-07 19:29:52,474 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3079710144927536 [2024-02-07 19:29:52,474 INFO L175 Difference]: Start difference. First operand has 54 places, 46 transitions, 116 flow. Second operand 3 states and 85 transitions. [2024-02-07 19:29:52,474 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 57 transitions, 240 flow [2024-02-07 19:29:52,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 57 transitions, 236 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-02-07 19:29:52,476 INFO L231 Difference]: Finished difference. Result has 53 places, 45 transitions, 114 flow [2024-02-07 19:29:52,476 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=114, PETRI_PLACES=53, PETRI_TRANSITIONS=45} [2024-02-07 19:29:52,476 INFO L281 CegarLoopForPetriNet]: 96 programPoint places, -43 predicate places. [2024-02-07 19:29:52,477 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 45 transitions, 114 flow [2024-02-07 19:29:52,477 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 19:29:52,477 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:29:52,477 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-02-07 19:29:52,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-07 19:29:52,477 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 108 more)] === [2024-02-07 19:29:52,479 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:29:52,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1670696637, now seen corresponding path program 1 times [2024-02-07 19:29:52,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:29:52,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493373253] [2024-02-07 19:29:52,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:29:52,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:29:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:52,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:29:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:29:52,573 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:29:52,575 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:29:52,576 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 111 remaining) [2024-02-07 19:29:52,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 111 remaining) [2024-02-07 19:29:52,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 111 remaining) [2024-02-07 19:29:52,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 111 remaining) [2024-02-07 19:29:52,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 111 remaining) [2024-02-07 19:29:52,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 111 remaining) [2024-02-07 19:29:52,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 111 remaining) [2024-02-07 19:29:52,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 111 remaining) [2024-02-07 19:29:52,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 111 remaining) [2024-02-07 19:29:52,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONERROR_FUNCTION (101 of 111 remaining) [2024-02-07 19:29:52,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 111 remaining) [2024-02-07 19:29:52,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 111 remaining) [2024-02-07 19:29:52,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 111 remaining) [2024-02-07 19:29:52,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 111 remaining) [2024-02-07 19:29:52,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 111 remaining) [2024-02-07 19:29:52,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 111 remaining) [2024-02-07 19:29:52,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 111 remaining) [2024-02-07 19:29:52,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 111 remaining) [2024-02-07 19:29:52,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 111 remaining) [2024-02-07 19:29:52,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 111 remaining) [2024-02-07 19:29:52,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 111 remaining) [2024-02-07 19:29:52,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 111 remaining) [2024-02-07 19:29:52,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 111 remaining) [2024-02-07 19:29:52,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 111 remaining) [2024-02-07 19:29:52,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 111 remaining) [2024-02-07 19:29:52,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 111 remaining) [2024-02-07 19:29:52,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 111 remaining) [2024-02-07 19:29:52,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 111 remaining) [2024-02-07 19:29:52,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 111 remaining) [2024-02-07 19:29:52,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 111 remaining) [2024-02-07 19:29:52,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 111 remaining) [2024-02-07 19:29:52,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 111 remaining) [2024-02-07 19:29:52,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 111 remaining) [2024-02-07 19:29:52,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 111 remaining) [2024-02-07 19:29:52,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 111 remaining) [2024-02-07 19:29:52,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 111 remaining) [2024-02-07 19:29:52,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 111 remaining) [2024-02-07 19:29:52,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 111 remaining) [2024-02-07 19:29:52,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 111 remaining) [2024-02-07 19:29:52,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 111 remaining) [2024-02-07 19:29:52,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 111 remaining) [2024-02-07 19:29:52,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 111 remaining) [2024-02-07 19:29:52,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 111 remaining) [2024-02-07 19:29:52,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 111 remaining) [2024-02-07 19:29:52,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 111 remaining) [2024-02-07 19:29:52,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 111 remaining) [2024-02-07 19:29:52,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 111 remaining) [2024-02-07 19:29:52,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 111 remaining) [2024-02-07 19:29:52,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 111 remaining) [2024-02-07 19:29:52,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 111 remaining) [2024-02-07 19:29:52,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 111 remaining) [2024-02-07 19:29:52,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 111 remaining) [2024-02-07 19:29:52,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 111 remaining) [2024-02-07 19:29:52,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 111 remaining) [2024-02-07 19:29:52,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 111 remaining) [2024-02-07 19:29:52,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 111 remaining) [2024-02-07 19:29:52,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 111 remaining) [2024-02-07 19:29:52,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 111 remaining) [2024-02-07 19:29:52,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 111 remaining) [2024-02-07 19:29:52,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 111 remaining) [2024-02-07 19:29:52,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 111 remaining) [2024-02-07 19:29:52,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 111 remaining) [2024-02-07 19:29:52,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (48 of 111 remaining) [2024-02-07 19:29:52,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (47 of 111 remaining) [2024-02-07 19:29:52,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 111 remaining) [2024-02-07 19:29:52,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 111 remaining) [2024-02-07 19:29:52,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 111 remaining) [2024-02-07 19:29:52,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 111 remaining) [2024-02-07 19:29:52,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 111 remaining) [2024-02-07 19:29:52,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 111 remaining) [2024-02-07 19:29:52,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 111 remaining) [2024-02-07 19:29:52,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 111 remaining) [2024-02-07 19:29:52,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONERROR_FUNCTION (38 of 111 remaining) [2024-02-07 19:29:52,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 111 remaining) [2024-02-07 19:29:52,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 111 remaining) [2024-02-07 19:29:52,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 111 remaining) [2024-02-07 19:29:52,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 111 remaining) [2024-02-07 19:29:52,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 111 remaining) [2024-02-07 19:29:52,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 111 remaining) [2024-02-07 19:29:52,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 111 remaining) [2024-02-07 19:29:52,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 111 remaining) [2024-02-07 19:29:52,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 111 remaining) [2024-02-07 19:29:52,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 111 remaining) [2024-02-07 19:29:52,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 111 remaining) [2024-02-07 19:29:52,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 111 remaining) [2024-02-07 19:29:52,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 111 remaining) [2024-02-07 19:29:52,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 111 remaining) [2024-02-07 19:29:52,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 111 remaining) [2024-02-07 19:29:52,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 111 remaining) [2024-02-07 19:29:52,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 111 remaining) [2024-02-07 19:29:52,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 111 remaining) [2024-02-07 19:29:52,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 111 remaining) [2024-02-07 19:29:52,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 111 remaining) [2024-02-07 19:29:52,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 111 remaining) [2024-02-07 19:29:52,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 111 remaining) [2024-02-07 19:29:52,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 111 remaining) [2024-02-07 19:29:52,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 111 remaining) [2024-02-07 19:29:52,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 111 remaining) [2024-02-07 19:29:52,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 111 remaining) [2024-02-07 19:29:52,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 111 remaining) [2024-02-07 19:29:52,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 111 remaining) [2024-02-07 19:29:52,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 111 remaining) [2024-02-07 19:29:52,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 111 remaining) [2024-02-07 19:29:52,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 111 remaining) [2024-02-07 19:29:52,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 111 remaining) [2024-02-07 19:29:52,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 111 remaining) [2024-02-07 19:29:52,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 111 remaining) [2024-02-07 19:29:52,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 111 remaining) [2024-02-07 19:29:52,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 111 remaining) [2024-02-07 19:29:52,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 111 remaining) [2024-02-07 19:29:52,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 111 remaining) [2024-02-07 19:29:52,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-02-07 19:29:52,607 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-02-07 19:29:52,615 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:29:52,615 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:29:52,655 INFO L503 ceAbstractionStarter]: Automizer considered 60 witness invariants [2024-02-07 19:29:52,655 INFO L504 ceAbstractionStarter]: WitnessConsidered=60 [2024-02-07 19:29:52,655 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:29:52 BasicIcfg [2024-02-07 19:29:52,655 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:29:52,656 INFO L158 Benchmark]: Toolchain (without parser) took 3666.82ms. Allocated memory was 169.9MB in the beginning and 323.0MB in the end (delta: 153.1MB). Free memory was 128.5MB in the beginning and 194.5MB in the end (delta: -66.0MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2024-02-07 19:29:52,656 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 169.9MB. Free memory is still 141.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:52,656 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 169.9MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:52,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 579.70ms. Allocated memory is still 169.9MB. Free memory was 128.1MB in the beginning and 77.8MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-02-07 19:29:52,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.32ms. Allocated memory is still 169.9MB. Free memory was 77.8MB in the beginning and 74.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:29:52,657 INFO L158 Benchmark]: Boogie Preprocessor took 80.59ms. Allocated memory is still 169.9MB. Free memory was 74.5MB in the beginning and 70.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:29:52,657 INFO L158 Benchmark]: RCFGBuilder took 1412.11ms. Allocated memory was 169.9MB in the beginning and 222.3MB in the end (delta: 52.4MB). Free memory was 70.2MB in the beginning and 74.1MB in the end (delta: -3.9MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2024-02-07 19:29:52,657 INFO L158 Benchmark]: TraceAbstraction took 1525.55ms. Allocated memory was 222.3MB in the beginning and 323.0MB in the end (delta: 100.7MB). Free memory was 73.1MB in the beginning and 194.5MB in the end (delta: -121.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:29:52,658 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 169.9MB. Free memory is still 141.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 169.9MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 579.70ms. Allocated memory is still 169.9MB. Free memory was 128.1MB in the beginning and 77.8MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.32ms. Allocated memory is still 169.9MB. Free memory was 77.8MB in the beginning and 74.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.59ms. Allocated memory is still 169.9MB. Free memory was 74.5MB in the beginning and 70.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1412.11ms. Allocated memory was 169.9MB in the beginning and 222.3MB in the end (delta: 52.4MB). Free memory was 70.2MB in the beginning and 74.1MB in the end (delta: -3.9MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1525.55ms. Allocated memory was 222.3MB in the beginning and 323.0MB in the end (delta: 100.7MB). Free memory was 73.1MB in the beginning and 194.5MB in the end (delta: -121.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 760]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; [L710] 0 int __unbuffered_p0_EAX = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L713] 0 _Bool __unbuffered_p1_EAX$flush_delayed; [L714] 0 int __unbuffered_p1_EAX$mem_tmp; [L715] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd0; [L716] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd1; [L717] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd2; [L718] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd0; [L719] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd1; [L720] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd2; [L721] 0 _Bool __unbuffered_p1_EAX$read_delayed; [L722] 0 int *__unbuffered_p1_EAX$read_delayed_var; [L723] 0 int __unbuffered_p1_EAX$w_buff0; [L724] 0 _Bool __unbuffered_p1_EAX$w_buff0_used; [L725] 0 int __unbuffered_p1_EAX$w_buff1; [L726] 0 _Bool __unbuffered_p1_EAX$w_buff1_used; [L727] 0 _Bool main$tmp_guard0; [L728] 0 _Bool main$tmp_guard1; [L730] 0 int x = 0; [L730] 0 int x = 0; [L731] 0 _Bool x$flush_delayed; [L732] 0 int x$mem_tmp; [L733] 0 _Bool x$r_buff0_thd0; [L734] 0 _Bool x$r_buff0_thd1; [L735] 0 _Bool x$r_buff0_thd2; [L736] 0 _Bool x$r_buff1_thd0; [L737] 0 _Bool x$r_buff1_thd1; [L738] 0 _Bool x$r_buff1_thd2; [L739] 0 _Bool x$read_delayed; [L740] 0 int *x$read_delayed_var; [L741] 0 int x$w_buff0; [L742] 0 _Bool x$w_buff0_used; [L743] 0 int x$w_buff1; [L744] 0 _Bool x$w_buff1_used; [L746] 0 int y = 0; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice1; [L749] 0 _Bool weak$$choice2; [L825] 0 pthread_t t1923; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1923={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L826] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff0_used]],CastExpression[ACSLType[long long],IdentifierExpression[x$w_buff1_used]]],IntegerLiteral[0LL]]]]] [L826] FCALL, FORK 0 pthread_create(&t1923, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1923={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L753] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]]]]] [L753] 1 __unbuffered_p0_EAX = y [L754] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[__unbuffered_p0_EAX]],BinaryExpression[COMPLEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_p0_EAX],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] [L756] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x$w_buff0]],BinaryExpression[COMPLEQ,IdentifierExpression[x$w_buff0],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0],IntegerLiteral[1]]]]]] [L756] 1 x$w_buff1 = x$w_buff0 [L757] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x$w_buff1]],BinaryExpression[COMPLEQ,IdentifierExpression[x$w_buff1],IntegerLiteral[1]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1],IntegerLiteral[1]]]]]] [L757] 1 x$w_buff0 = 1 [L758] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0],IntegerLiteral[1]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] [L758] 1 x$w_buff1_used = x$w_buff0_used [L759] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] [L759] 1 x$w_buff0_used = (_Bool)1 [L760] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[x$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x={3:0}, y=0] - 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: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 758]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 759]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 763]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 769]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 784]: 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: 787]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 788]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 801]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 803]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 804]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 826]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 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: 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: 826]: 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: 828]: 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, 155 locations, 111 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: 1.3s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 42 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 41 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 50 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 125 IncrementalHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 50 mSolverCounterUnsat, 1 mSDtfsCounter, 125 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=186occurred 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, 13 NumberOfCodeBlocks, 13 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 19:29:52,702 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