./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.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_07-cond_racing2.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_07-cond_racing2.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/28-race_reach_07-cond_racing2.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 14:39:17,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:39:17,392 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:39:17,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:39:17,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:39:17,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:39:17,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:39:17,427 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:39:17,428 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:39:17,432 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:39:17,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:39:17,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:39:17,433 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:39:17,434 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:39:17,434 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:39:17,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:39:17,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:39:17,435 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:39:17,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:39:17,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:39:17,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:39:17,436 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:39:17,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:39:17,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:39:17,436 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:39:17,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:39:17,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:39:17,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:39:17,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:39:17,437 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:39:17,438 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:39:17,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:39:17,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:39:17,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:39:17,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:39:17,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:39:17,438 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:39:17,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:39:17,439 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:39:17,439 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:39:17,439 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:39:17,440 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:39:17,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:39:17,440 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:39:17,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:39:17,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:39:17,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:39:17,723 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:39:17,723 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:39:17,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i [2024-01-29 14:39:18,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:39:19,188 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:39:19,189 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i [2024-01-29 14:39:19,217 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/509c37758/2f0ce116c6c347149201070dee8e140d/FLAGf72b991c1 [2024-01-29 14:39:19,229 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/509c37758/2f0ce116c6c347149201070dee8e140d [2024-01-29 14:39:19,231 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:39:19,231 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:39:19,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/28-race_reach_07-cond_racing2.yml/witness.yml [2024-01-29 14:39:19,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:39:19,376 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:39:19,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:39:19,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:39:19,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:39:19,385 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:39:19" (1/2) ... [2024-01-29 14:39:19,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b0ea3a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:19, skipping insertion in model container [2024-01-29 14:39:19,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:39:19" (1/2) ... [2024-01-29 14:39:19,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47a588e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:19, skipping insertion in model container [2024-01-29 14:39:19,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:19" (2/2) ... [2024-01-29 14:39:19,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b0ea3a4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:19, skipping insertion in model container [2024-01-29 14:39:19,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:19" (2/2) ... [2024-01-29 14:39:19,392 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:39:19,489 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:39:19,491 INFO L98 nessWitnessExtractor]: Location invariant before [L946-L946] i == 10000 [2024-01-29 14:39:19,491 INFO L98 nessWitnessExtractor]: Location invariant before [L952-L952] i == 10000 [2024-01-29 14:39:19,491 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 14:39:19,491 INFO L98 nessWitnessExtractor]: Loop invariant at [L952-L952] i <= 2147483646 [2024-01-29 14:39:19,491 INFO L98 nessWitnessExtractor]: Location invariant before [L952-L952] i <= 2147483646 [2024-01-29 14:39:19,492 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 14:39:19,493 INFO L98 nessWitnessExtractor]: Loop invariant at [L952-L952] i == 10000 [2024-01-29 14:39:19,493 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 14:39:19,494 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 14:39:19,494 INFO L98 nessWitnessExtractor]: Location invariant before [L950-L950] i == 10000 [2024-01-29 14:39:19,494 INFO L98 nessWitnessExtractor]: Location invariant before [L950-L950] i == 0 || ((0 <= global && i <= 2147483646) && i != 0) [2024-01-29 14:39:19,494 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i <= 2147483646 [2024-01-29 14:39:19,494 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] 0 <= global [2024-01-29 14:39:19,495 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i != 0 [2024-01-29 14:39:19,495 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i == 10000 [2024-01-29 14:39:19,495 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i == 10000 [2024-01-29 14:39:19,495 INFO L98 nessWitnessExtractor]: Location invariant before [L951-L951] i == 0 || ((0 <= global && i <= 2147483646) && i != 0) [2024-01-29 14:39:19,495 INFO L98 nessWitnessExtractor]: Location invariant before [L948-L948] i == 0 || (0 <= global && i != 0) [2024-01-29 14:39:19,495 INFO L98 nessWitnessExtractor]: Location invariant before [L948-L948] i == 10000 [2024-01-29 14:39:19,495 INFO L98 nessWitnessExtractor]: Location invariant before [L928-L928] 0 <= global [2024-01-29 14:39:19,496 INFO L98 nessWitnessExtractor]: Location invariant before [L928-L928] 0 <= global [2024-01-29 14:39:19,496 INFO L98 nessWitnessExtractor]: Location invariant before [L928-L928] 0 <= global [2024-01-29 14:39:19,496 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 14:39:19,497 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 14:39:19,497 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L22] global == 0 [2024-01-29 14:39:19,497 INFO L98 nessWitnessExtractor]: Location invariant before [L938-L938] (unsigned long )arg == 0UL [2024-01-29 14:39:19,497 INFO L98 nessWitnessExtractor]: Location invariant before [L940-L940] 0 <= global [2024-01-29 14:39:19,497 INFO L98 nessWitnessExtractor]: Location invariant before [L940-L940] global <= 2147483646 [2024-01-29 14:39:19,497 INFO L98 nessWitnessExtractor]: Location invariant before [L940-L940] (unsigned long )arg == 0UL [2024-01-29 14:39:19,497 INFO L98 nessWitnessExtractor]: Location invariant before [L941-L941] (unsigned long )arg == 0UL [2024-01-29 14:39:19,498 INFO L98 nessWitnessExtractor]: Location invariant before [L953-L953] i == 10000 [2024-01-29 14:39:19,498 INFO L98 nessWitnessExtractor]: Location invariant before [L953-L953] i == 10000 [2024-01-29 14:39:19,498 INFO L98 nessWitnessExtractor]: Location invariant before [L953-L953] i <= 2147483646 [2024-01-29 14:39:19,498 INFO L98 nessWitnessExtractor]: Location invariant before [L944-L944] global == 0 [2024-01-29 14:39:19,498 INFO L98 nessWitnessExtractor]: Loop invariant at [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:19,498 INFO L98 nessWitnessExtractor]: Loop invariant at [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:19,499 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:19,499 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:19,500 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 0 <= global [2024-01-29 14:39:19,501 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 0 <= global [2024-01-29 14:39:19,501 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 1 <= global [2024-01-29 14:39:19,501 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:19,501 INFO L98 nessWitnessExtractor]: Loop invariant at [L939-L939] 1 <= global [2024-01-29 14:39:19,501 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] global <= 2147483646 [2024-01-29 14:39:19,501 INFO L98 nessWitnessExtractor]: Loop invariant at [L939-L939] 0 <= global [2024-01-29 14:39:19,502 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:19,502 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:19,502 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] (unsigned long )arg == 0UL [2024-01-29 14:39:19,502 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 1 <= global [2024-01-29 14:39:19,503 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 1 <= global [2024-01-29 14:39:19,503 INFO L98 nessWitnessExtractor]: Location invariant before [L939-L939] 0 <= global [2024-01-29 14:39:19,503 INFO L98 nessWitnessExtractor]: Location invariant before [L947-L947] i != 0 [2024-01-29 14:39:19,503 INFO L98 nessWitnessExtractor]: Location invariant before [L947-L947] i == 10000 [2024-01-29 14:39:19,504 INFO L98 nessWitnessExtractor]: Location invariant before [L947-L947] i == 10000 [2024-01-29 14:39:19,504 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 0 || ((i <= 2147483646 && i != -1) && i != 0) [2024-01-29 14:39:19,505 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 10000 [2024-01-29 14:39:19,505 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 0 || (((0 <= global && i <= 2147483646) && i != -1) && i != 0) [2024-01-29 14:39:19,505 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 0 || (0 <= global && i != 0) [2024-01-29 14:39:19,506 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 10000 [2024-01-29 14:39:19,506 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 10000 [2024-01-29 14:39:19,506 INFO L98 nessWitnessExtractor]: Loop invariant at [L949-L949] i == 0 || (((0 <= global && i <= 2147483646) && i != -1) && i != 0) [2024-01-29 14:39:19,506 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 10000 [2024-01-29 14:39:19,506 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] i == 0 || ((i <= 2147483646 && i != -1) && i != 0) [2024-01-29 14:39:19,506 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] 0 <= global [2024-01-29 14:39:19,506 INFO L98 nessWitnessExtractor]: Loop invariant at [L949-L949] i == 10000 [2024-01-29 14:39:19,507 INFO L98 nessWitnessExtractor]: Location invariant before [L949-L949] 0 <= global [2024-01-29 14:39:19,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:39:19,996 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_07-cond_racing2.i[41322,41335] [2024-01-29 14:39:20,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:39:20,038 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 14:39:20,047 WARN L424 MainDispatcher]: Unable to annotate typedef unsigned long long int __u_quad_t; with a witness entry [2024-01-29 14:39:20,083 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_07-cond_racing2.i[41322,41335] [2024-01-29 14:39:20,086 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:39:20,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:39:20,290 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:39:20,314 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:20 WrapperNode [2024-01-29 14:39:20,315 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:39:20,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:39:20,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:39:20,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:39:20,337 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,367 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,406 INFO L138 Inliner]: procedures = 271, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 133 [2024-01-29 14:39:20,406 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:39:20,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:39:20,409 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:39:20,409 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:39:20,421 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,421 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,424 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,440 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 5, 5, 2]. 36 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 5, 5, 0]. The 1 writes are split as follows [0, 0, 0, 1]. [2024-01-29 14:39:20,441 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,441 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,450 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,459 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,462 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,464 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,476 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:39:20,477 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:39:20,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:39:20,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:39:20,480 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 02:39:20" (1/1) ... [2024-01-29 14:39:20,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:39:20,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:39:20,502 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 14:39:20,506 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 14:39:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:39:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:39:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 14:39:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 14:39:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 14:39:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 14:39:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 14:39:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:39:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:39:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:39:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:39:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 14:39:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:39:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-29 14:39:20,540 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-29 14:39:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:39:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:39:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:39:20,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:39:20,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:39:20,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:39:20,542 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 14:39:20,669 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:39:20,670 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:39:21,101 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:39:21,102 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:39:21,258 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:39:21,259 INFO L320 CfgBuilder]: Removed 10 assume(true) statements. [2024-01-29 14:39:21,260 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:39:21 BoogieIcfgContainer [2024-01-29 14:39:21,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:39:21,263 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:39:21,263 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:39:21,266 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:39:21,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:39:19" (1/4) ... [2024-01-29 14:39:21,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e554a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:39:21, skipping insertion in model container [2024-01-29 14:39:21,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:19" (2/4) ... [2024-01-29 14:39:21,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e554a46 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:39:21, skipping insertion in model container [2024-01-29 14:39:21,268 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 02:39:20" (3/4) ... [2024-01-29 14:39:21,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e554a46 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:39:21, skipping insertion in model container [2024-01-29 14:39:21,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:39:21" (4/4) ... [2024-01-29 14:39:21,270 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_07-cond_racing2.i [2024-01-29 14:39:21,287 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:39:21,288 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 68 error locations. [2024-01-29 14:39:21,288 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:39:21,402 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-29 14:39:21,444 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 177 places, 187 transitions, 381 flow [2024-01-29 14:39:21,539 INFO L124 PetriNetUnfolderBase]: 19/281 cut-off events. [2024-01-29 14:39:21,540 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:39:21,546 INFO L83 FinitePrefix]: Finished finitePrefix Result has 286 conditions, 281 events. 19/281 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1046 event pairs, 0 based on Foata normal form. 0/155 useless extension candidates. Maximal degree in co-relation 170. Up to 6 conditions per place. [2024-01-29 14:39:21,547 INFO L82 GeneralOperation]: Start removeDead. Operand has 177 places, 187 transitions, 381 flow [2024-01-29 14:39:21,557 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 177 places, 187 transitions, 381 flow [2024-01-29 14:39:21,571 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:39:21,582 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;@614cfb3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:39:21,583 INFO L358 AbstractCegarLoop]: Starting to check reachability of 95 error locations. [2024-01-29 14:39:21,585 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:39:21,585 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:39:21,585 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:39:21,585 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:21,586 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:39:21,587 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 92 more)] === [2024-01-29 14:39:21,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:21,592 INFO L85 PathProgramCache]: Analyzing trace with hash 16350, now seen corresponding path program 1 times [2024-01-29 14:39:21,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:21,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675903329] [2024-01-29 14:39:21,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:21,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:21,768 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 14:39:21,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:21,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675903329] [2024-01-29 14:39:21,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675903329] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:21,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:21,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:39:21,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094515272] [2024-01-29 14:39:21,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:21,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:21,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:21,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:21,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:21,911 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 187 [2024-01-29 14:39:21,916 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 187 transitions, 381 flow. Second operand has 3 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 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 14:39:21,918 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:21,918 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 187 [2024-01-29 14:39:21,919 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:22,033 INFO L124 PetriNetUnfolderBase]: 23/290 cut-off events. [2024-01-29 14:39:22,034 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:39:22,035 INFO L83 FinitePrefix]: Finished finitePrefix Result has 361 conditions, 290 events. 23/290 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1177 event pairs, 14 based on Foata normal form. 44/233 useless extension candidates. Maximal degree in co-relation 242. Up to 66 conditions per place. [2024-01-29 14:39:22,037 INFO L140 encePairwiseOnDemand]: 175/187 looper letters, 20 selfloop transitions, 1 changer transitions 0/102 dead transitions. [2024-01-29 14:39:22,037 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 102 transitions, 250 flow [2024-01-29 14:39:22,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:22,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 416 transitions. [2024-01-29 14:39:22,052 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7415329768270945 [2024-01-29 14:39:22,053 INFO L175 Difference]: Start difference. First operand has 177 places, 187 transitions, 381 flow. Second operand 3 states and 416 transitions. [2024-01-29 14:39:22,054 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 102 transitions, 250 flow [2024-01-29 14:39:22,056 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 102 transitions, 250 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 14:39:22,059 INFO L231 Difference]: Finished difference. Result has 104 places, 102 transitions, 210 flow [2024-01-29 14:39:22,061 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=210, PETRI_PLACES=104, PETRI_TRANSITIONS=102} [2024-01-29 14:39:22,068 INFO L281 CegarLoopForPetriNet]: 177 programPoint places, -73 predicate places. [2024-01-29 14:39:22,068 INFO L495 AbstractCegarLoop]: Abstraction has has 104 places, 102 transitions, 210 flow [2024-01-29 14:39:22,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 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 14:39:22,069 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:22,070 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-29 14:39:22,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:39:22,071 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 92 more)] === [2024-01-29 14:39:22,071 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:22,072 INFO L85 PathProgramCache]: Analyzing trace with hash 507436, now seen corresponding path program 1 times [2024-01-29 14:39:22,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:22,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074830251] [2024-01-29 14:39:22,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:22,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:39:22,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:39:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:39:22,163 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:39:22,164 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:39:22,166 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 95 remaining) [2024-01-29 14:39:22,168 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 95 remaining) [2024-01-29 14:39:22,168 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 95 remaining) [2024-01-29 14:39:22,168 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 95 remaining) [2024-01-29 14:39:22,168 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 95 remaining) [2024-01-29 14:39:22,169 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 95 remaining) [2024-01-29 14:39:22,169 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 95 remaining) [2024-01-29 14:39:22,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 95 remaining) [2024-01-29 14:39:22,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 95 remaining) [2024-01-29 14:39:22,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 95 remaining) [2024-01-29 14:39:22,170 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 95 remaining) [2024-01-29 14:39:22,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 95 remaining) [2024-01-29 14:39:22,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 95 remaining) [2024-01-29 14:39:22,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 95 remaining) [2024-01-29 14:39:22,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 95 remaining) [2024-01-29 14:39:22,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 95 remaining) [2024-01-29 14:39:22,172 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 95 remaining) [2024-01-29 14:39:22,172 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 95 remaining) [2024-01-29 14:39:22,173 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 95 remaining) [2024-01-29 14:39:22,173 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 95 remaining) [2024-01-29 14:39:22,176 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 95 remaining) [2024-01-29 14:39:22,177 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 95 remaining) [2024-01-29 14:39:22,177 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 95 remaining) [2024-01-29 14:39:22,177 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 95 remaining) [2024-01-29 14:39:22,177 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (70 of 95 remaining) [2024-01-29 14:39:22,177 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 95 remaining) [2024-01-29 14:39:22,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 95 remaining) [2024-01-29 14:39:22,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 95 remaining) [2024-01-29 14:39:22,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 95 remaining) [2024-01-29 14:39:22,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 95 remaining) [2024-01-29 14:39:22,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 95 remaining) [2024-01-29 14:39:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 95 remaining) [2024-01-29 14:39:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 95 remaining) [2024-01-29 14:39:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 95 remaining) [2024-01-29 14:39:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 95 remaining) [2024-01-29 14:39:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 95 remaining) [2024-01-29 14:39:22,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 95 remaining) [2024-01-29 14:39:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 95 remaining) [2024-01-29 14:39:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 95 remaining) [2024-01-29 14:39:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 95 remaining) [2024-01-29 14:39:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 95 remaining) [2024-01-29 14:39:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 95 remaining) [2024-01-29 14:39:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 95 remaining) [2024-01-29 14:39:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 95 remaining) [2024-01-29 14:39:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 95 remaining) [2024-01-29 14:39:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 95 remaining) [2024-01-29 14:39:22,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 95 remaining) [2024-01-29 14:39:22,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 95 remaining) [2024-01-29 14:39:22,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 95 remaining) [2024-01-29 14:39:22,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 95 remaining) [2024-01-29 14:39:22,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 95 remaining) [2024-01-29 14:39:22,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 95 remaining) [2024-01-29 14:39:22,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 95 remaining) [2024-01-29 14:39:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 95 remaining) [2024-01-29 14:39:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 95 remaining) [2024-01-29 14:39:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 95 remaining) [2024-01-29 14:39:22,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 95 remaining) [2024-01-29 14:39:22,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 95 remaining) [2024-01-29 14:39:22,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 95 remaining) [2024-01-29 14:39:22,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:39:22,192 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-29 14:39:22,198 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:39:22,198 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:39:22,215 INFO L503 ceAbstractionStarter]: Automizer considered 67 witness invariants [2024-01-29 14:39:22,216 INFO L504 ceAbstractionStarter]: WitnessConsidered=67 [2024-01-29 14:39:22,218 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:39:22 BasicIcfg [2024-01-29 14:39:22,218 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:39:22,219 INFO L158 Benchmark]: Toolchain (without parser) took 2842.50ms. Allocated memory is still 176.2MB. Free memory was 99.2MB in the beginning and 73.8MB in the end (delta: 25.4MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-01-29 14:39:22,219 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:22,219 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 176.2MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:22,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 935.81ms. Allocated memory is still 176.2MB. Free memory was 98.9MB in the beginning and 133.1MB in the end (delta: -34.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-01-29 14:39:22,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.98ms. Allocated memory is still 176.2MB. Free memory was 133.1MB in the beginning and 130.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:22,225 INFO L158 Benchmark]: Boogie Preprocessor took 68.88ms. Allocated memory is still 176.2MB. Free memory was 130.3MB in the beginning and 126.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-29 14:39:22,225 INFO L158 Benchmark]: RCFGBuilder took 782.48ms. Allocated memory is still 176.2MB. Free memory was 126.8MB in the beginning and 72.3MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-01-29 14:39:22,225 INFO L158 Benchmark]: TraceAbstraction took 955.56ms. Allocated memory is still 176.2MB. Free memory was 71.6MB in the beginning and 73.8MB in the end (delta: -2.2MB). Peak memory consumption was 340.0kB. Max. memory is 16.1GB. [2024-01-29 14:39:22,227 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 176.2MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 935.81ms. Allocated memory is still 176.2MB. Free memory was 98.9MB in the beginning and 133.1MB in the end (delta: -34.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.98ms. Allocated memory is still 176.2MB. Free memory was 133.1MB in the beginning and 130.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.88ms. Allocated memory is still 176.2MB. Free memory was 130.3MB in the beginning and 126.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 782.48ms. Allocated memory is still 176.2MB. Free memory was 126.8MB in the beginning and 72.3MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * TraceAbstraction took 955.56ms. Allocated memory is still 176.2MB. Free memory was 71.6MB in the beginning and 73.8MB in the end (delta: -2.2MB). Peak memory consumption was 340.0kB. 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 } } } }; [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}] - 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: 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: 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: 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, 245 locations, 95 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 122 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 66 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 77 IncrementalHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 0 mSDtfsCounter, 77 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=381occurred 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 14:39:22,270 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