./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_06-cond_racing1.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/28-race_reach_06-cond_racing1.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ab2e0ac4 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/goblint-regression/28-race_reach_06-cond_racing1.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/28-race_reach_06-cond_racing1.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-ab2e0ac-m [2024-01-29 14:39:14,871 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:39:14,927 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:39:14,932 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:39:14,933 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:39:14,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:39:14,955 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:39:14,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:39:14,956 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:39:14,961 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:39:14,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:39:14,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:39:14,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:39:14,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:39:14,963 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:39:14,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:39:14,963 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:39:14,986 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:39:14,987 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:39:14,987 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:39:14,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:39:14,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:39:14,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:39:14,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:39:14,988 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:39:14,988 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:39:14,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:39:14,989 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:39:14,989 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:39:14,989 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:39:14,990 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:39:14,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:39:14,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:39:14,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:39:14,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:39:14,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:39:14,991 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:39:14,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:39:14,991 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:39:14,992 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:39:14,992 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:39:14,992 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:39:14,992 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:39:14,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:39:15,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:39:15,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:39:15,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:39:15,227 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:39:15,227 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:39:15,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_06-cond_racing1.i [2024-01-29 14:39:16,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:39:16,578 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:39:16,580 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_06-cond_racing1.i [2024-01-29 14:39:16,598 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c5fee249/9d51d2f30f274ccf84884917bc200f3a/FLAG178b74025 [2024-01-29 14:39:16,608 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c5fee249/9d51d2f30f274ccf84884917bc200f3a [2024-01-29 14:39:16,611 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:39:16,611 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:39:16,611 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/28-race_reach_06-cond_racing1.yml/witness.yml [2024-01-29 14:39:16,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:39:16,684 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:39:16,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:39:16,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:39:16,688 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:39:16,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:39:16" (1/2) ... [2024-01-29 14:39:16,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b70cfca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:16, skipping insertion in model container [2024-01-29 14:39:16,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:39:16" (1/2) ... [2024-01-29 14:39:16,691 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41a008dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:16, skipping insertion in model container [2024-01-29 14:39:16,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:16" (2/2) ... [2024-01-29 14:39:16,691 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b70cfca and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:16, skipping insertion in model container [2024-01-29 14:39:16,691 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:16" (2/2) ... [2024-01-29 14:39:16,691 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:39:16,747 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:39:16,748 INFO L98 nessWitnessExtractor]: Location invariant before [L928-L928] 0 <= global [2024-01-29 14:39:16,748 INFO L98 nessWitnessExtractor]: Location invariant before [L928-L928] 0 <= global [2024-01-29 14:39:16,748 INFO L98 nessWitnessExtractor]: Location invariant before [L928-L928] 0 <= global [2024-01-29 14:39:16,748 INFO L98 nessWitnessExtractor]: Location invariant before [L946-L946] i == 10000 [2024-01-29 14:39:16,748 INFO L98 nessWitnessExtractor]: Location invariant before [L953-L953] i == 10000 [2024-01-29 14:39:16,748 INFO L98 nessWitnessExtractor]: Location invariant before [L953-L953] i == 10000 [2024-01-29 14:39:16,749 INFO L98 nessWitnessExtractor]: Location invariant before [L944-L944] global == 0 [2024-01-29 14:39:16,749 INFO L98 nessWitnessExtractor]: Loop invariant at [L945-L945] ((((((((((((((((((((((((i == 19 || i == 18) || i == 17) || i == 16) || i == 15) || i == 14) || i == 13) || i == 12) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || ((0 == i && global == 0) && i == 0)) || (25 <= i && i <= 10000)) || i == 24) || i == 23) || i == 22) || i == 21) || i == 20 [2024-01-29 14:39:16,749 INFO L98 nessWitnessExtractor]: Location invariant before [L945-L945] ((((((((((((((((((((((((i == 19 || i == 18) || i == 17) || i == 16) || i == 15) || i == 14) || i == 13) || i == 12) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || ((0 == i && global == 0) && i == 0)) || (25 <= i && i <= 9999)) || i == 24) || i == 23) || i == 22) || i == 21) || i == 20 [2024-01-29 14:39:16,749 INFO L98 nessWitnessExtractor]: Location invariant before [L950-L950] i == 0 || i != 0 [2024-01-29 14:39:16,749 INFO L98 nessWitnessExtractor]: Location invariant before [L950-L950] i == 10000 [2024-01-29 14:39:16,749 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i != 0 [2024-01-29 14:39:16,749 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] 0 <= global [2024-01-29 14:39:16,750 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i != 0 [2024-01-29 14:39:16,750 INFO L98 nessWitnessExtractor]: Loop invariant at [L949-L949] i != 0 [2024-01-29 14:39:16,750 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 10000 [2024-01-29 14:39:16,750 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 10000 [2024-01-29 14:39:16,750 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 10000 [2024-01-29 14:39:16,750 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i != 0 [2024-01-29 14:39:16,750 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 10000 [2024-01-29 14:39:16,750 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 0 || i != 0 [2024-01-29 14:39:16,751 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] 0 <= global [2024-01-29 14:39:16,751 INFO L98 nessWitnessExtractor]: Loop invariant at [L949-L949] i == 10000 [2024-01-29 14:39:16,751 INFO L98 nessWitnessExtractor]: Location invariant before [L940-L940] global <= 2147483646 [2024-01-29 14:39:16,751 INFO L98 nessWitnessExtractor]: Location invariant before [L940-L940] 0 <= global [2024-01-29 14:39:16,751 INFO L98 nessWitnessExtractor]: Location invariant before [L940-L940] (unsigned long )arg == 0UL [2024-01-29 14:39:16,751 INFO L98 nessWitnessExtractor]: Location invariant before [L948-L948] i == 10000 [2024-01-29 14:39:16,751 INFO L98 nessWitnessExtractor]: Location invariant before [L948-L948] i == 0 || i != 0 [2024-01-29 14:39:16,751 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i == 10000 [2024-01-29 14:39:16,752 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i != 0 [2024-01-29 14:39:16,752 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i == 10000 [2024-01-29 14:39:16,752 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i == 0 || i != 0 [2024-01-29 14:39:16,752 INFO L98 nessWitnessExtractor]: Location invariant before [L938-L938] (unsigned long )arg == 0UL [2024-01-29 14:39:16,752 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:16,752 INFO L98 nessWitnessExtractor]: Loop invariant at [L939-L939] 0 <= global [2024-01-29 14:39:16,752 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 0 <= global [2024-01-29 14:39:16,753 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 1 <= global [2024-01-29 14:39:16,753 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 0 <= global [2024-01-29 14:39:16,753 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] global <= 2147483646 [2024-01-29 14:39:16,753 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:16,753 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:16,753 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 1 <= global [2024-01-29 14:39:16,753 INFO L98 nessWitnessExtractor]: Loop invariant at [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:16,753 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:16,754 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:16,754 INFO L98 nessWitnessExtractor]: Loop invariant at [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:16,754 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 1 <= global [2024-01-29 14:39:16,754 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:16,754 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 0 <= global [2024-01-29 14:39:16,754 INFO L98 nessWitnessExtractor]: Loop invariant at [L939-L939] 1 <= global [2024-01-29 14:39:16,754 INFO L98 nessWitnessExtractor]: Loop invariant at [L945-L945] ((((((((((((((((((((((((i == 19 || i == 18) || i == 17) || i == 16) || i == 15) || i == 14) || i == 13) || i == 12) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || ((0 == i && global == 0) && i == 0)) || (25 <= i && i <= 10000)) || i == 24) || i == 23) || i == 22) || i == 21) || i == 20 [2024-01-29 14:39:16,754 INFO L98 nessWitnessExtractor]: Location invariant before [L945-L945] ((((((((((((((((((((((((i == 19 || i == 18) || i == 17) || i == 16) || i == 15) || i == 14) || i == 13) || i == 12) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || ((0 == i && global == 0) && i == 0)) || (25 <= i && i <= 9999)) || i == 24) || i == 23) || i == 22) || i == 21) || i == 20 [2024-01-29 14:39:16,755 INFO L98 nessWitnessExtractor]: Location invariant before [L941-L941] (unsigned long )arg == 0UL [2024-01-29 14:39:16,755 INFO L98 nessWitnessExtractor]: Location invariant before [L947-L947] i == 10000 [2024-01-29 14:39:16,755 INFO L98 nessWitnessExtractor]: Location invariant before [L947-L947] i == 10000 [2024-01-29 14:39:16,755 INFO L98 nessWitnessExtractor]: Location invariant before [L947-L947] i != 0 [2024-01-29 14:39:16,755 INFO L98 nessWitnessExtractor]: Loop invariant at [L952-L952] ((((((((((((((((((((((((i == 4 || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) || (25 <= i && i <= 10000)) || i == 24) || i == 23) || i == 22) || i == 21) || i == 20) || i == 19) || i == 18) || i == 17) || i == 16) || i == 15) || i == 14) || i == 13) || i == 12) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5 [2024-01-29 14:39:16,755 INFO L98 nessWitnessExtractor]: Loop invariant at [L952-L952] i == 10000 [2024-01-29 14:39:16,755 INFO L98 nessWitnessExtractor]: Location invariant before [L952-L952] i == 10000 [2024-01-29 14:39:16,756 INFO L98 nessWitnessExtractor]: Location invariant before [L952-L952] ((((((((((((((((((((((((i == 3 || i == 2) || i == 1) || (0 == i && i == 0)) || (25 <= i && i <= 9999)) || i == 24) || i == 23) || i == 22) || i == 21) || i == 20) || i == 19) || i == 18) || i == 17) || i == 16) || i == 15) || i == 14) || i == 13) || i == 12) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4 [2024-01-29 14:39:16,756 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L22] global == 0 [2024-01-29 14:39:16,780 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:39:17,090 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_06-cond_racing1.i[41322,41335] [2024-01-29 14:39:17,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:39:17,124 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 14:39:17,134 WARN L424 MainDispatcher]: Unable to annotate typedef unsigned long long int __u_quad_t; with a witness entry [2024-01-29 14:39:17,163 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_06-cond_racing1.i[41322,41335] [2024-01-29 14:39:17,164 WARN L424 MainDispatcher]: Unable to annotate void __VERIFIER_assert(int cond) { if(!(cond)) { ERROR: {reach_error();abort();} } } with a witness entry 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 [2024-01-29 14:39:17,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:39:17,293 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:39:17,295 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17 WrapperNode [2024-01-29 14:39:17,295 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:39:17,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:39:17,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:39:17,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:39:17,300 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 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,326 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 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,364 INFO L138 Inliner]: procedures = 271, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2024-01-29 14:39:17,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:39:17,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:39:17,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:39:17,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:39:17,374 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,376 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,388 INFO L175 MemorySlicer]: Split 19 memory accesses to 5 slices as follows [2, 5, 5, 5, 2]. 26 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 5, 5, 5, 0]. The 1 writes are split as follows [0, 0, 0, 0, 1]. [2024-01-29 14:39:17,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,403 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:39:17,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:39:17,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:39:17,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:39:17,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (1/1) ... [2024-01-29 14:39:17,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:39:17,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:39:17,426 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) [2024-01-29 14:39:17,432 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 [2024-01-29 14:39:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:39:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:39:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 14:39:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 14:39:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 14:39:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 14:39:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 14:39:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-29 14:39:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:39:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:39:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:39:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:39:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-29 14:39:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 14:39:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:39:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-29 14:39:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-29 14:39:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:39:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:39:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:39:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:39:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-29 14:39:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:39:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:39:17,463 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 14:39:17,569 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:39:17,570 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:39:17,914 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:39:17,914 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:39:18,080 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:39:18,080 INFO L320 CfgBuilder]: Removed 10 assume(true) statements. [2024-01-29 14:39:18,081 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:39:18 BoogieIcfgContainer [2024-01-29 14:39:18,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:39:18,084 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:39:18,084 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:39:18,086 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:39:18,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:39:16" (1/4) ... [2024-01-29 14:39:18,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52a815a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:39:18, skipping insertion in model container [2024-01-29 14:39:18,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:16" (2/4) ... [2024-01-29 14:39:18,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52a815a1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:39:18, skipping insertion in model container [2024-01-29 14:39:18,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:17" (3/4) ... [2024-01-29 14:39:18,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52a815a1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:39:18, skipping insertion in model container [2024-01-29 14:39:18,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:39:18" (4/4) ... [2024-01-29 14:39:18,090 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_06-cond_racing1.i [2024-01-29 14:39:18,104 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:39:18,104 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 62 error locations. [2024-01-29 14:39:18,104 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:39:18,174 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-29 14:39:18,212 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 165 places, 175 transitions, 357 flow [2024-01-29 14:39:18,281 INFO L124 PetriNetUnfolderBase]: 19/259 cut-off events. [2024-01-29 14:39:18,281 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:39:18,288 INFO L83 FinitePrefix]: Finished finitePrefix Result has 264 conditions, 259 events. 19/259 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1003 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 160. Up to 6 conditions per place. [2024-01-29 14:39:18,288 INFO L82 GeneralOperation]: Start removeDead. Operand has 165 places, 175 transitions, 357 flow [2024-01-29 14:39:18,295 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 165 places, 175 transitions, 357 flow [2024-01-29 14:39:18,308 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:39:18,314 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;@288a8177, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:39:18,315 INFO L358 AbstractCegarLoop]: Starting to check reachability of 89 error locations. [2024-01-29 14:39:18,317 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:39:18,317 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:39:18,317 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:39:18,317 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:18,318 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:39:18,318 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 86 more)] === [2024-01-29 14:39:18,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:18,325 INFO L85 PathProgramCache]: Analyzing trace with hash 15681, now seen corresponding path program 1 times [2024-01-29 14:39:18,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:18,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504709277] [2024-01-29 14:39:18,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:18,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:18,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:18,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:18,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504709277] [2024-01-29 14:39:18,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504709277] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:18,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:18,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:39:18,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723752854] [2024-01-29 14:39:18,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:18,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:18,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:18,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:18,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:18,581 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 175 [2024-01-29 14:39:18,583 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 175 transitions, 357 flow. Second operand has 3 states, 3 states have (on average 115.66666666666667) internal successors, (347), 3 states have internal predecessors, (347), 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) [2024-01-29 14:39:18,584 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:18,584 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 175 [2024-01-29 14:39:18,585 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:18,635 INFO L124 PetriNetUnfolderBase]: 23/259 cut-off events. [2024-01-29 14:39:18,636 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:39:18,636 INFO L83 FinitePrefix]: Finished finitePrefix Result has 330 conditions, 259 events. 23/259 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1042 event pairs, 14 based on Foata normal form. 46/221 useless extension candidates. Maximal degree in co-relation 222. Up to 66 conditions per place. [2024-01-29 14:39:18,638 INFO L140 encePairwiseOnDemand]: 162/175 looper letters, 20 selfloop transitions, 1 changer transitions 0/93 dead transitions. [2024-01-29 14:39:18,638 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 93 transitions, 232 flow [2024-01-29 14:39:18,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:18,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:18,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 378 transitions. [2024-01-29 14:39:18,649 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.72 [2024-01-29 14:39:18,651 INFO L175 Difference]: Start difference. First operand has 165 places, 175 transitions, 357 flow. Second operand 3 states and 378 transitions. [2024-01-29 14:39:18,651 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 93 transitions, 232 flow [2024-01-29 14:39:18,653 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 93 transitions, 232 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 14:39:18,655 INFO L231 Difference]: Finished difference. Result has 95 places, 93 transitions, 192 flow [2024-01-29 14:39:18,657 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=175, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=192, PETRI_PLACES=95, PETRI_TRANSITIONS=93} [2024-01-29 14:39:18,659 INFO L281 CegarLoopForPetriNet]: 165 programPoint places, -70 predicate places. [2024-01-29 14:39:18,659 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 93 transitions, 192 flow [2024-01-29 14:39:18,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.66666666666667) internal successors, (347), 3 states have internal predecessors, (347), 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) [2024-01-29 14:39:18,660 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:18,660 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-29 14:39:18,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:39:18,660 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 86 more)] === [2024-01-29 14:39:18,661 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:18,661 INFO L85 PathProgramCache]: Analyzing trace with hash 486673, now seen corresponding path program 1 times [2024-01-29 14:39:18,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:18,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554763694] [2024-01-29 14:39:18,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:18,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:39:18,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:39:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:39:18,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:39:18,709 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:39:18,710 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 89 remaining) [2024-01-29 14:39:18,711 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 89 remaining) [2024-01-29 14:39:18,711 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 89 remaining) [2024-01-29 14:39:18,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 89 remaining) [2024-01-29 14:39:18,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 89 remaining) [2024-01-29 14:39:18,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 89 remaining) [2024-01-29 14:39:18,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 89 remaining) [2024-01-29 14:39:18,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 89 remaining) [2024-01-29 14:39:18,712 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 89 remaining) [2024-01-29 14:39:18,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 89 remaining) [2024-01-29 14:39:18,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 89 remaining) [2024-01-29 14:39:18,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 89 remaining) [2024-01-29 14:39:18,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 89 remaining) [2024-01-29 14:39:18,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 89 remaining) [2024-01-29 14:39:18,713 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 89 remaining) [2024-01-29 14:39:18,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 89 remaining) [2024-01-29 14:39:18,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 89 remaining) [2024-01-29 14:39:18,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 89 remaining) [2024-01-29 14:39:18,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 89 remaining) [2024-01-29 14:39:18,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 89 remaining) [2024-01-29 14:39:18,714 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 89 remaining) [2024-01-29 14:39:18,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 89 remaining) [2024-01-29 14:39:18,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 89 remaining) [2024-01-29 14:39:18,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 89 remaining) [2024-01-29 14:39:18,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (64 of 89 remaining) [2024-01-29 14:39:18,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 89 remaining) [2024-01-29 14:39:18,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 89 remaining) [2024-01-29 14:39:18,715 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 89 remaining) [2024-01-29 14:39:18,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 89 remaining) [2024-01-29 14:39:18,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 89 remaining) [2024-01-29 14:39:18,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 89 remaining) [2024-01-29 14:39:18,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 89 remaining) [2024-01-29 14:39:18,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 89 remaining) [2024-01-29 14:39:18,716 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 89 remaining) [2024-01-29 14:39:18,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 89 remaining) [2024-01-29 14:39:18,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 89 remaining) [2024-01-29 14:39:18,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 89 remaining) [2024-01-29 14:39:18,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 89 remaining) [2024-01-29 14:39:18,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 89 remaining) [2024-01-29 14:39:18,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 89 remaining) [2024-01-29 14:39:18,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 89 remaining) [2024-01-29 14:39:18,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 89 remaining) [2024-01-29 14:39:18,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 89 remaining) [2024-01-29 14:39:18,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 89 remaining) [2024-01-29 14:39:18,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 89 remaining) [2024-01-29 14:39:18,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 89 remaining) [2024-01-29 14:39:18,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 89 remaining) [2024-01-29 14:39:18,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 89 remaining) [2024-01-29 14:39:18,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 89 remaining) [2024-01-29 14:39:18,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 89 remaining) [2024-01-29 14:39:18,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 89 remaining) [2024-01-29 14:39:18,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 89 remaining) [2024-01-29 14:39:18,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 89 remaining) [2024-01-29 14:39:18,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 89 remaining) [2024-01-29 14:39:18,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 89 remaining) [2024-01-29 14:39:18,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 89 remaining) [2024-01-29 14:39:18,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 89 remaining) [2024-01-29 14:39:18,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 89 remaining) [2024-01-29 14:39:18,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 89 remaining) [2024-01-29 14:39:18,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 89 remaining) [2024-01-29 14:39:18,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 89 remaining) [2024-01-29 14:39:18,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 89 remaining) [2024-01-29 14:39:18,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 89 remaining) [2024-01-29 14:39:18,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 89 remaining) [2024-01-29 14:39:18,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 89 remaining) [2024-01-29 14:39:18,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 89 remaining) [2024-01-29 14:39:18,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 89 remaining) [2024-01-29 14:39:18,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 89 remaining) [2024-01-29 14:39:18,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 89 remaining) [2024-01-29 14:39:18,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 89 remaining) [2024-01-29 14:39:18,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 89 remaining) [2024-01-29 14:39:18,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 89 remaining) [2024-01-29 14:39:18,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 89 remaining) [2024-01-29 14:39:18,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 89 remaining) [2024-01-29 14:39:18,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 89 remaining) [2024-01-29 14:39:18,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 89 remaining) [2024-01-29 14:39:18,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 89 remaining) [2024-01-29 14:39:18,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 89 remaining) [2024-01-29 14:39:18,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 89 remaining) [2024-01-29 14:39:18,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 89 remaining) [2024-01-29 14:39:18,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 89 remaining) [2024-01-29 14:39:18,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 89 remaining) [2024-01-29 14:39:18,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 89 remaining) [2024-01-29 14:39:18,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 89 remaining) [2024-01-29 14:39:18,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 89 remaining) [2024-01-29 14:39:18,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 89 remaining) [2024-01-29 14:39:18,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 89 remaining) [2024-01-29 14:39:18,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 89 remaining) [2024-01-29 14:39:18,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 89 remaining) [2024-01-29 14:39:18,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:39:18,725 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-29 14:39:18,730 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:39:18,731 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:39:18,743 INFO L503 ceAbstractionStarter]: Automizer considered 61 witness invariants [2024-01-29 14:39:18,744 INFO L504 ceAbstractionStarter]: WitnessConsidered=61 [2024-01-29 14:39:18,744 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:39:18 BasicIcfg [2024-01-29 14:39:18,744 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:39:18,745 INFO L158 Benchmark]: Toolchain (without parser) took 2060.90ms. Allocated memory is still 184.5MB. Free memory was 148.5MB in the beginning and 69.4MB in the end (delta: 79.1MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2024-01-29 14:39:18,745 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 184.5MB. Free memory was 156.0MB in the beginning and 155.8MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:18,745 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:18,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.26ms. Allocated memory is still 184.5MB. Free memory was 148.5MB in the beginning and 111.5MB in the end (delta: 37.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-01-29 14:39:18,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.49ms. Allocated memory is still 184.5MB. Free memory was 111.5MB in the beginning and 108.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-29 14:39:18,746 INFO L158 Benchmark]: Boogie Preprocessor took 38.17ms. Allocated memory is still 184.5MB. Free memory was 108.7MB in the beginning and 105.2MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 14:39:18,746 INFO L158 Benchmark]: RCFGBuilder took 676.90ms. Allocated memory is still 184.5MB. Free memory was 105.2MB in the beginning and 139.7MB in the end (delta: -34.5MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-01-29 14:39:18,747 INFO L158 Benchmark]: TraceAbstraction took 660.89ms. Allocated memory is still 184.5MB. Free memory was 139.7MB in the beginning and 69.4MB in the end (delta: 70.3MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2024-01-29 14:39:18,748 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 184.5MB. Free memory was 156.0MB in the beginning and 155.8MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.26ms. Allocated memory is still 184.5MB. Free memory was 148.5MB in the beginning and 111.5MB in the end (delta: 37.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.49ms. Allocated memory is still 184.5MB. Free memory was 111.5MB in the beginning and 108.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.17ms. Allocated memory is still 184.5MB. Free memory was 108.7MB in the beginning and 105.2MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 676.90ms. Allocated memory is still 184.5MB. Free memory was 105.2MB in the beginning and 139.7MB in the end (delta: -34.5MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * TraceAbstraction took 660.89ms. Allocated memory is still 184.5MB. Free memory was 139.7MB in the beginning and 69.4MB in the end (delta: 70.3MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 945]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L933] pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L933] pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L933] pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L933] pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L933] pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L933] pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L934] int global = 0; [L935] pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L935] pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L935] pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L935] pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L935] pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L935] pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L936] pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L936] pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L936] pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L936] pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L936] pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L936] pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L944] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[global],IntegerLiteral[0]]]] [L944] int i = __VERIFIER_nondet_int(); [L945] CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[19]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[18]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[17]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[16]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[15]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[14]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[13]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[12]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[11]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[10]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[9]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[8]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[7]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[6]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[5]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[4]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[2]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[1]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[global],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[25],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[9999]]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[24]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[23]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[22]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[21]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[20]]]]] VAL [__global_lock={3:0}, global=0, i=-1, mutex1={4:0}, mutex2={5:0}] - UnprovableResult [Line: 944]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 945]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 946]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 947]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 947]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 947]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 948]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 948]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 949]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 950]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 950]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 951]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 928]: 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: 951]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 951]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 951]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 952]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 952]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 952]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 952]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 953]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 953]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 952]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 952]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 945]: 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: 938]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 940]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 940]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 940]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 941]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 939]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 233 locations, 89 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 89 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 53 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 57 IncrementalHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 0 mSDtfsCounter, 57 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=357occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-29 14:39:18,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE