./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/03_incdec-pthread.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/03_incdec-pthread.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8857f20b Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/03_incdec-pthread.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-8857f20-m [2024-01-29 22:50:12,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 22:50:12,787 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 22:50:12,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 22:50:12,794 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 22:50:12,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 22:50:12,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 22:50:12,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 22:50:12,820 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 22:50:12,822 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 22:50:12,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 22:50:12,823 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 22:50:12,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 22:50:12,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 22:50:12,824 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 22:50:12,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 22:50:12,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 22:50:12,825 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 22:50:12,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 22:50:12,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 22:50:12,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 22:50:12,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 22:50:12,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 22:50:12,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 22:50:12,826 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 22:50:12,827 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 22:50:12,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 22:50:12,827 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 22:50:12,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 22:50:12,828 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 22:50:12,828 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 22:50:12,829 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 22:50:12,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:50:12,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 22:50:12,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 22:50:12,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 22:50:12,829 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 22:50:12,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 22:50:12,830 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 22:50:12,830 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 22:50:12,830 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 22:50:12,830 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 22:50:12,830 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 22:50:12,831 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 22:50:13,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 22:50:13,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 22:50:13,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 22:50:13,060 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 22:50:13,061 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 22:50:13,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i [2024-01-29 22:50:14,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 22:50:14,459 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 22:50:14,463 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i [2024-01-29 22:50:14,472 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b20e8ad94/9e8669c030d849e68136daf728e136d6/FLAGd29aa0db0 [2024-01-29 22:50:14,484 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b20e8ad94/9e8669c030d849e68136daf728e136d6 [2024-01-29 22:50:14,486 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 22:50:14,487 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 22:50:14,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/03_incdec-pthread.yml/witness.yml [2024-01-29 22:50:14,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 22:50:14,606 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 22:50:14,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 22:50:14,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 22:50:14,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 22:50:14,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:50:14" (1/2) ... [2024-01-29 22:50:14,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bdbc480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:50:14, skipping insertion in model container [2024-01-29 22:50:14,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:50:14" (1/2) ... [2024-01-29 22:50:14,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7207d397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:50:14, skipping insertion in model container [2024-01-29 22:50:14,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:50:14" (2/2) ... [2024-01-29 22:50:14,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bdbc480 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:14, skipping insertion in model container [2024-01-29 22:50:14,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:50:14" (2/2) ... [2024-01-29 22:50:14,614 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 22:50:14,671 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 22:50:14,673 INFO L98 nessWitnessExtractor]: Location invariant before [L722-L722] (unsigned long )arg == 0UL [2024-01-29 22:50:14,673 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] (((1U <= (unsigned int )value) && (inc_v <= 4294967294U)) && ((unsigned int )inc_flag == 1U)) && (inc_v != 4294967295U) [2024-01-29 22:50:14,673 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] ((1U <= (unsigned int )value) && (inc_v <= 4294967294U)) && ((unsigned int )inc_flag == 1U) [2024-01-29 22:50:14,674 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] ((((1U <= (unsigned int )value) && (inc_v <= 4294967294U)) && ((unsigned int )inc_flag == 1U)) && (inc_v != 4294967295U)) && ((unsigned int )value != 0U) [2024-01-29 22:50:14,674 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] (1U <= (unsigned int )value) && (inc_v <= 4294967294U) [2024-01-29 22:50:14,675 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] 1U <= (unsigned int )value [2024-01-29 22:50:14,675 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] inc_v <= 4294967294U [2024-01-29 22:50:14,675 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] (inc_v <= 4294967294U) && (inc_v != 4294967295U) [2024-01-29 22:50:14,675 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] 0U == inc_v [2024-01-29 22:50:14,675 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] (0U == inc_v) && (inc_v == 0U) [2024-01-29 22:50:14,675 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-29 22:50:14,676 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && ((unsigned int )inc_flag == 0U) [2024-01-29 22:50:14,676 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (1U <= dec_v) [2024-01-29 22:50:14,676 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (dec_v != 0U) [2024-01-29 22:50:14,676 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (1U <= dec_v) [2024-01-29 22:50:14,676 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (1U <= dec_v) [2024-01-29 22:50:14,676 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (1U <= (unsigned int )value) [2024-01-29 22:50:14,676 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (dec_v != 0U) [2024-01-29 22:50:14,677 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (dec_v != 0U) [2024-01-29 22:50:14,677 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && ((unsigned int )value != 0U) [2024-01-29 22:50:14,677 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (dec_v != 0U) [2024-01-29 22:50:14,677 INFO L98 nessWitnessExtractor]: Location invariant after [L720-L721] (r == 0) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:14,678 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L721] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:14,678 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L721] (((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL)) && (r != 0) [2024-01-29 22:50:14,678 INFO L98 nessWitnessExtractor]: Location invariant after [L720-L721] r == 0 [2024-01-29 22:50:14,678 INFO L98 nessWitnessExtractor]: Location invariant before [L720-L721] (unsigned long )arg == 0UL [2024-01-29 22:50:14,678 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] (((unsigned int )value <= 4294967294U) && (0U == inc_v)) && (inc_v == 0U) [2024-01-29 22:50:14,678 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] ((unsigned int )value <= 4294967294U) && (0U == inc_v) [2024-01-29 22:50:14,678 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] (unsigned int )value <= 4294967294U [2024-01-29 22:50:14,678 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] ((((unsigned int )value <= 4294967294U) && (0U == inc_v)) && (inc_v == 0U)) && ((unsigned int )value != 4294967295U) [2024-01-29 22:50:14,679 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (1U <= dec_v) && (dec_v != 0U) [2024-01-29 22:50:14,679 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] 1U <= dec_v [2024-01-29 22:50:14,679 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ((1U <= dec_v) && (dec_v != 0U)) && ((unsigned int )value != 0U) [2024-01-29 22:50:14,679 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (1U <= dec_v) && (1U <= (unsigned int )value) [2024-01-29 22:50:14,679 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] ((1U <= dec_v) && (dec_v != 0U)) && (dec_v != 0U) [2024-01-29 22:50:14,679 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (1U <= dec_v) && (dec_v != 0U) [2024-01-29 22:50:14,680 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (((1U <= dec_v) && (dec_v != 0U)) && (dec_v != 0U)) && (dec_v != 0U) [2024-01-29 22:50:14,680 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (((1U <= dec_v) && (dec_v != 0U)) && (dec_v != 0U)) && (1U <= dec_v) [2024-01-29 22:50:14,681 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (((1U <= dec_v) && (dec_v != 0U)) && (dec_v != 0U)) && ((unsigned int )inc_flag == 0U) [2024-01-29 22:50:14,681 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (((1U <= dec_v) && (dec_v != 0U)) && (dec_v != 0U)) && ((unsigned int )value != 0U) [2024-01-29 22:50:14,681 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 1U <= dec_v [2024-01-29 22:50:14,681 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] ((1U <= dec_v) && (dec_v != 0U)) && (1U <= dec_v) [2024-01-29 22:50:14,681 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (((1U <= dec_v) && (dec_v != 0U)) && (dec_v != 0U)) && (1U <= (unsigned int )value) [2024-01-29 22:50:14,682 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (((1U <= dec_v) && (dec_v != 0U)) && (dec_v != 0U)) && (1U <= dec_v) [2024-01-29 22:50:14,682 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] (((1U <= dec_v) && (dec_v != 0U)) && (dec_v != 0U)) && (dec_v != 0U) [2024-01-29 22:50:14,682 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (unsigned int )value == 0U [2024-01-29 22:50:14,682 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L702] 0U == inc_v [2024-01-29 22:50:14,682 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L702] (0U == inc_v) && (inc_v == 0U) [2024-01-29 22:50:14,682 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] (0U == inc_v) && (inc_v == 0U) [2024-01-29 22:50:14,683 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] 0U == inc_v [2024-01-29 22:50:14,683 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((inc_v <= 4294967294U) && (inc_v != 4294967295U)) && (inc_v != 4294967295U) [2024-01-29 22:50:14,683 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (inc_v <= 4294967294U) && (inc_v != 4294967295U) [2024-01-29 22:50:14,683 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((inc_v <= 4294967294U) && (inc_v != 4294967295U)) && ((unsigned int )dec_flag == 0U) [2024-01-29 22:50:14,684 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-29 22:50:14,684 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((inc_v <= 4294967294U) && (inc_v != 4294967295U)) && ((unsigned int )value <= 4294967294U) [2024-01-29 22:50:14,684 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (inc_v <= 4294967294U) && (inc_v <= 4294967294U) [2024-01-29 22:50:14,685 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (inc_v <= 4294967294U) && (inc_v <= 4294967294U) [2024-01-29 22:50:14,685 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((inc_v <= 4294967294U) && (inc_v != 4294967295U)) && (inc_v <= 4294967294U) [2024-01-29 22:50:14,685 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (inc_v <= 4294967294U) && (inc_v != 4294967295U) [2024-01-29 22:50:14,685 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (inc_v <= 4294967294U) && (inc_v != 4294967295U) [2024-01-29 22:50:14,686 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] (inc_v <= 4294967294U) && (inc_v != 4294967295U) [2024-01-29 22:50:14,686 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] ((inc_v <= 4294967294U) && (inc_v != 4294967295U)) && ((unsigned int )value != 4294967295U) [2024-01-29 22:50:14,686 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] inc_v <= 4294967294U [2024-01-29 22:50:14,686 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] (inc_v <= 4294967294U) && ((unsigned int )value <= 4294967294U) [2024-01-29 22:50:14,686 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (1U <= (unsigned int )value) && ((unsigned int )value != 0U) [2024-01-29 22:50:14,686 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] 1U <= (unsigned int )value [2024-01-29 22:50:14,686 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (((inc_v <= 4294967294U) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U)) && (inc_v <= 4294967294U) [2024-01-29 22:50:14,686 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((inc_v <= 4294967294U) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U) [2024-01-29 22:50:14,687 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((((inc_v <= 4294967294U) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U)) && (inc_v <= 4294967294U)) && ((unsigned int )value <= 4294967294U) [2024-01-29 22:50:14,687 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((((inc_v <= 4294967294U) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U)) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U) [2024-01-29 22:50:14,687 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (inc_v <= 4294967294U) && (inc_v <= 4294967294U) [2024-01-29 22:50:14,687 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] inc_v <= 4294967294U [2024-01-29 22:50:14,687 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (inc_v <= 4294967294U) && (inc_v != 4294967295U) [2024-01-29 22:50:14,687 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((((inc_v <= 4294967294U) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U)) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U) [2024-01-29 22:50:14,687 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((((inc_v <= 4294967294U) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U)) && (inc_v <= 4294967294U)) && ((unsigned int )dec_flag == 0U) [2024-01-29 22:50:14,688 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] ((((inc_v <= 4294967294U) && (inc_v <= 4294967294U)) && (inc_v != 4294967295U)) && (inc_v <= 4294967294U)) && (inc_v <= 4294967294U) [2024-01-29 22:50:14,688 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] 0U == inc_v [2024-01-29 22:50:14,688 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] (0U == inc_v) && ((unsigned int )value == 4294967295U) [2024-01-29 22:50:14,689 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] (0U == inc_v) && (inc_v == 0U) [2024-01-29 22:50:14,689 INFO L98 nessWitnessExtractor]: Location invariant before [L719-L719] (unsigned long )arg == 0UL [2024-01-29 22:50:14,689 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] ((1U <= dec_v) && ((unsigned int )value <= 4294967294U)) && ((unsigned int )dec_flag == 1U) [2024-01-29 22:50:14,689 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] (((1U <= dec_v) && ((unsigned int )value <= 4294967294U)) && ((unsigned int )dec_flag == 1U)) && (dec_v != 0U) [2024-01-29 22:50:14,689 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] (((1U <= dec_v) && ((unsigned int )value <= 4294967294U)) && ((unsigned int )dec_flag == 1U)) && ((unsigned int )value != 4294967295U) [2024-01-29 22:50:14,689 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] (1U <= dec_v) && ((unsigned int )value <= 4294967294U) [2024-01-29 22:50:14,689 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] 1U <= dec_v [2024-01-29 22:50:14,689 INFO L98 nessWitnessExtractor]: Location invariant before [L715-L715] (1U <= dec_v) && (dec_v != 0U) [2024-01-29 22:50:14,690 INFO L98 nessWitnessExtractor]: Location invariant before [L715-L715] 1U <= dec_v [2024-01-29 22:50:14,726 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 22:50:14,984 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i[30745,30758] [2024-01-29 22:50:14,989 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i[31120,31133] [2024-01-29 22:50:14,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:50:15,003 INFO L202 MainTranslator]: Completed pre-run 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 22:50:15,071 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i[30745,30758] 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 22:50:15,076 WARN L424 MainDispatcher]: Unable to annotate ; 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 [2024-01-29 22:50:15,087 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec-pthread.i[31120,31133] 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 22:50:15,094 WARN L424 MainDispatcher]: Unable to annotate ; 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 [2024-01-29 22:50:15,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:50:15,146 INFO L206 MainTranslator]: Completed translation [2024-01-29 22:50:15,146 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:15 WrapperNode [2024-01-29 22:50:15,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 22:50:15,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 22:50:15,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 22:50:15,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 22:50:15,153 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,163 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,197 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 165 [2024-01-29 22:50:15,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 22:50:15,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 22:50:15,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 22:50:15,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 22:50:15,207 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,208 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,223 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,240 INFO L175 MemorySlicer]: Split 8 memory accesses to 3 slices as follows [2, 5, 1]. 63 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 5, 0]. The 1 writes are split as follows [0, 0, 1]. [2024-01-29 22:50:15,241 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,242 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,249 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,255 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,260 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,264 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 22:50:15,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 22:50:15,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 22:50:15,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 22:50:15,273 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 10:50:15" (1/1) ... [2024-01-29 22:50:15,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:50:15,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 22:50:15,313 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 22:50:15,335 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 22:50:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-01-29 22:50:15,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 22:50:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 22:50:15,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 22:50:15,367 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 22:50:15,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 22:50:15,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 22:50:15,368 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 22:50:15,480 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 22:50:15,481 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 22:50:15,972 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 22:50:15,973 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 22:50:16,033 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 22:50:16,034 INFO L320 CfgBuilder]: Removed 1 assume(true) statements. [2024-01-29 22:50:16,034 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:50:16 BoogieIcfgContainer [2024-01-29 22:50:16,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 22:50:16,036 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 22:50:16,036 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 22:50:16,039 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 22:50:16,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 10:50:14" (1/4) ... [2024-01-29 22:50:16,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e73b64d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:50:16, skipping insertion in model container [2024-01-29 22:50:16,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:50:14" (2/4) ... [2024-01-29 22:50:16,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e73b64d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:50:16, skipping insertion in model container [2024-01-29 22:50:16,042 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 10:50:15" (3/4) ... [2024-01-29 22:50:16,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e73b64d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:50:16, skipping insertion in model container [2024-01-29 22:50:16,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:50:16" (4/4) ... [2024-01-29 22:50:16,044 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec-pthread.i [2024-01-29 22:50:16,059 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 22:50:16,059 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 68 error locations. [2024-01-29 22:50:16,060 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 22:50:16,138 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 22:50:16,166 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 173 places, 175 transitions, 354 flow [2024-01-29 22:50:16,202 INFO L124 PetriNetUnfolderBase]: 5/177 cut-off events. [2024-01-29 22:50:16,202 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:50:16,205 INFO L83 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 177 events. 5/177 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 467 event pairs, 0 based on Foata normal form. 0/102 useless extension candidates. Maximal degree in co-relation 172. Up to 2 conditions per place. [2024-01-29 22:50:16,205 INFO L82 GeneralOperation]: Start removeDead. Operand has 173 places, 175 transitions, 354 flow [2024-01-29 22:50:16,209 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 173 places, 175 transitions, 354 flow [2024-01-29 22:50:16,216 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 22:50:16,223 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;@635085b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 22:50:16,223 INFO L358 AbstractCegarLoop]: Starting to check reachability of 137 error locations. [2024-01-29 22:50:16,226 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 22:50:16,226 INFO L124 PetriNetUnfolderBase]: 0/6 cut-off events. [2024-01-29 22:50:16,226 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:50:16,227 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:50:16,227 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 22:50:16,228 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 134 more)] === [2024-01-29 22:50:16,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:50:16,275 INFO L85 PathProgramCache]: Analyzing trace with hash 406386478, now seen corresponding path program 1 times [2024-01-29 22:50:16,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:50:16,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556971743] [2024-01-29 22:50:16,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:50:16,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:50:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:50:16,591 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 22:50:16,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:50:16,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556971743] [2024-01-29 22:50:16,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556971743] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:50:16,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:50:16,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 22:50:16,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116375953] [2024-01-29 22:50:16,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:50:16,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:50:16,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:50:16,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:50:16,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:50:16,674 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 139 out of 175 [2024-01-29 22:50:16,678 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 175 transitions, 354 flow. Second operand has 4 states, 4 states have (on average 140.25) internal successors, (561), 4 states have internal predecessors, (561), 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 22:50:16,681 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:50:16,681 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 139 of 175 [2024-01-29 22:50:16,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:50:16,797 INFO L124 PetriNetUnfolderBase]: 53/539 cut-off events. [2024-01-29 22:50:16,797 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:50:16,799 INFO L83 FinitePrefix]: Finished finitePrefix Result has 668 conditions, 539 events. 53/539 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 3004 event pairs, 0 based on Foata normal form. 12/371 useless extension candidates. Maximal degree in co-relation 656. Up to 119 conditions per place. [2024-01-29 22:50:16,802 INFO L140 encePairwiseOnDemand]: 166/175 looper letters, 30 selfloop transitions, 2 changer transitions 0/171 dead transitions. [2024-01-29 22:50:16,802 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 171 transitions, 410 flow [2024-01-29 22:50:16,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 22:50:16,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 22:50:16,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 597 transitions. [2024-01-29 22:50:16,813 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8528571428571429 [2024-01-29 22:50:16,815 INFO L175 Difference]: Start difference. First operand has 173 places, 175 transitions, 354 flow. Second operand 4 states and 597 transitions. [2024-01-29 22:50:16,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 171 transitions, 410 flow [2024-01-29 22:50:16,818 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 171 transitions, 410 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 22:50:16,820 INFO L231 Difference]: Finished difference. Result has 171 places, 168 transitions, 344 flow [2024-01-29 22:50:16,822 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=175, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=344, PETRI_PLACES=171, PETRI_TRANSITIONS=168} [2024-01-29 22:50:16,824 INFO L281 CegarLoopForPetriNet]: 173 programPoint places, -2 predicate places. [2024-01-29 22:50:16,825 INFO L495 AbstractCegarLoop]: Abstraction has has 171 places, 168 transitions, 344 flow [2024-01-29 22:50:16,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 140.25) internal successors, (561), 4 states have internal predecessors, (561), 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 22:50:16,825 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:50:16,825 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2024-01-29 22:50:16,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 22:50:16,826 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 134 more)] === [2024-01-29 22:50:16,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:50:16,826 INFO L85 PathProgramCache]: Analyzing trace with hash -287057729, now seen corresponding path program 1 times [2024-01-29 22:50:16,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:50:16,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052911711] [2024-01-29 22:50:16,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:50:16,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:50:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 22:50:16,838 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 22:50:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 22:50:16,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 22:50:16,858 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 22:50:16,859 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (136 of 137 remaining) [2024-01-29 22:50:16,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 137 remaining) [2024-01-29 22:50:16,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 137 remaining) [2024-01-29 22:50:16,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 137 remaining) [2024-01-29 22:50:16,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 137 remaining) [2024-01-29 22:50:16,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 137 remaining) [2024-01-29 22:50:16,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 137 remaining) [2024-01-29 22:50:16,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 137 remaining) [2024-01-29 22:50:16,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 137 remaining) [2024-01-29 22:50:16,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 137 remaining) [2024-01-29 22:50:16,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 137 remaining) [2024-01-29 22:50:16,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 137 remaining) [2024-01-29 22:50:16,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 137 remaining) [2024-01-29 22:50:16,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 137 remaining) [2024-01-29 22:50:16,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 137 remaining) [2024-01-29 22:50:16,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 137 remaining) [2024-01-29 22:50:16,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 137 remaining) [2024-01-29 22:50:16,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 137 remaining) [2024-01-29 22:50:16,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 137 remaining) [2024-01-29 22:50:16,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 137 remaining) [2024-01-29 22:50:16,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 137 remaining) [2024-01-29 22:50:16,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 137 remaining) [2024-01-29 22:50:16,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 137 remaining) [2024-01-29 22:50:16,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 137 remaining) [2024-01-29 22:50:16,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 137 remaining) [2024-01-29 22:50:16,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 137 remaining) [2024-01-29 22:50:16,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 137 remaining) [2024-01-29 22:50:16,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 137 remaining) [2024-01-29 22:50:16,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 137 remaining) [2024-01-29 22:50:16,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 137 remaining) [2024-01-29 22:50:16,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 137 remaining) [2024-01-29 22:50:16,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 137 remaining) [2024-01-29 22:50:16,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 137 remaining) [2024-01-29 22:50:16,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 137 remaining) [2024-01-29 22:50:16,865 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 137 remaining) [2024-01-29 22:50:16,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 137 remaining) [2024-01-29 22:50:16,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 137 remaining) [2024-01-29 22:50:16,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 137 remaining) [2024-01-29 22:50:16,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 137 remaining) [2024-01-29 22:50:16,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 137 remaining) [2024-01-29 22:50:16,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 137 remaining) [2024-01-29 22:50:16,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 137 remaining) [2024-01-29 22:50:16,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 137 remaining) [2024-01-29 22:50:16,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 137 remaining) [2024-01-29 22:50:16,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 137 remaining) [2024-01-29 22:50:16,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 137 remaining) [2024-01-29 22:50:16,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 137 remaining) [2024-01-29 22:50:16,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 137 remaining) [2024-01-29 22:50:16,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 137 remaining) [2024-01-29 22:50:16,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 137 remaining) [2024-01-29 22:50:16,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 137 remaining) [2024-01-29 22:50:16,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 137 remaining) [2024-01-29 22:50:16,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 137 remaining) [2024-01-29 22:50:16,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 137 remaining) [2024-01-29 22:50:16,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 137 remaining) [2024-01-29 22:50:16,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 137 remaining) [2024-01-29 22:50:16,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 137 remaining) [2024-01-29 22:50:16,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 137 remaining) [2024-01-29 22:50:16,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 137 remaining) [2024-01-29 22:50:16,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 137 remaining) [2024-01-29 22:50:16,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 137 remaining) [2024-01-29 22:50:16,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (75 of 137 remaining) [2024-01-29 22:50:16,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 137 remaining) [2024-01-29 22:50:16,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 137 remaining) [2024-01-29 22:50:16,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 137 remaining) [2024-01-29 22:50:16,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 137 remaining) [2024-01-29 22:50:16,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (70 of 137 remaining) [2024-01-29 22:50:16,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 137 remaining) [2024-01-29 22:50:16,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 137 remaining) [2024-01-29 22:50:16,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 137 remaining) [2024-01-29 22:50:16,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 137 remaining) [2024-01-29 22:50:16,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 137 remaining) [2024-01-29 22:50:16,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 137 remaining) [2024-01-29 22:50:16,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 137 remaining) [2024-01-29 22:50:16,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 137 remaining) [2024-01-29 22:50:16,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 137 remaining) [2024-01-29 22:50:16,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 137 remaining) [2024-01-29 22:50:16,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 137 remaining) [2024-01-29 22:50:16,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 137 remaining) [2024-01-29 22:50:16,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 137 remaining) [2024-01-29 22:50:16,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 137 remaining) [2024-01-29 22:50:16,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 137 remaining) [2024-01-29 22:50:16,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 137 remaining) [2024-01-29 22:50:16,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 137 remaining) [2024-01-29 22:50:16,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 137 remaining) [2024-01-29 22:50:16,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 137 remaining) [2024-01-29 22:50:16,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 137 remaining) [2024-01-29 22:50:16,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 137 remaining) [2024-01-29 22:50:16,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 137 remaining) [2024-01-29 22:50:16,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 137 remaining) [2024-01-29 22:50:16,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 137 remaining) [2024-01-29 22:50:16,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 137 remaining) [2024-01-29 22:50:16,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 137 remaining) [2024-01-29 22:50:16,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 137 remaining) [2024-01-29 22:50:16,875 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 137 remaining) [2024-01-29 22:50:16,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 137 remaining) [2024-01-29 22:50:16,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 137 remaining) [2024-01-29 22:50:16,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 137 remaining) [2024-01-29 22:50:16,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 137 remaining) [2024-01-29 22:50:16,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 137 remaining) [2024-01-29 22:50:16,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 137 remaining) [2024-01-29 22:50:16,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 137 remaining) [2024-01-29 22:50:16,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 137 remaining) [2024-01-29 22:50:16,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 137 remaining) [2024-01-29 22:50:16,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 137 remaining) [2024-01-29 22:50:16,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 137 remaining) [2024-01-29 22:50:16,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 137 remaining) [2024-01-29 22:50:16,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 137 remaining) [2024-01-29 22:50:16,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 137 remaining) [2024-01-29 22:50:16,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 137 remaining) [2024-01-29 22:50:16,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 137 remaining) [2024-01-29 22:50:16,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 137 remaining) [2024-01-29 22:50:16,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 137 remaining) [2024-01-29 22:50:16,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 137 remaining) [2024-01-29 22:50:16,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 137 remaining) [2024-01-29 22:50:16,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 137 remaining) [2024-01-29 22:50:16,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 137 remaining) [2024-01-29 22:50:16,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 137 remaining) [2024-01-29 22:50:16,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 137 remaining) [2024-01-29 22:50:16,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 137 remaining) [2024-01-29 22:50:16,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 137 remaining) [2024-01-29 22:50:16,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 137 remaining) [2024-01-29 22:50:16,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 137 remaining) [2024-01-29 22:50:16,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 137 remaining) [2024-01-29 22:50:16,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 137 remaining) [2024-01-29 22:50:16,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 137 remaining) [2024-01-29 22:50:16,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 137 remaining) [2024-01-29 22:50:16,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 137 remaining) [2024-01-29 22:50:16,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 137 remaining) [2024-01-29 22:50:16,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (7 of 137 remaining) [2024-01-29 22:50:16,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 137 remaining) [2024-01-29 22:50:16,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 137 remaining) [2024-01-29 22:50:16,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 137 remaining) [2024-01-29 22:50:16,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 137 remaining) [2024-01-29 22:50:16,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (2 of 137 remaining) [2024-01-29 22:50:16,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 137 remaining) [2024-01-29 22:50:16,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 137 remaining) [2024-01-29 22:50:16,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 22:50:16,883 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-29 22:50:16,885 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-01-29 22:50:16,885 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-01-29 22:50:16,948 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 22:50:16,951 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 340 places, 345 transitions, 700 flow [2024-01-29 22:50:16,990 INFO L124 PetriNetUnfolderBase]: 10/350 cut-off events. [2024-01-29 22:50:16,991 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-29 22:50:16,995 INFO L83 FinitePrefix]: Finished finitePrefix Result has 358 conditions, 350 events. 10/350 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1635 event pairs, 0 based on Foata normal form. 0/201 useless extension candidates. Maximal degree in co-relation 341. Up to 3 conditions per place. [2024-01-29 22:50:16,996 INFO L82 GeneralOperation]: Start removeDead. Operand has 340 places, 345 transitions, 700 flow [2024-01-29 22:50:17,003 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 340 places, 345 transitions, 700 flow [2024-01-29 22:50:17,004 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 22:50:17,004 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;@635085b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 22:50:17,004 INFO L358 AbstractCegarLoop]: Starting to check reachability of 205 error locations. [2024-01-29 22:50:17,006 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 22:50:17,006 INFO L124 PetriNetUnfolderBase]: 0/8 cut-off events. [2024-01-29 22:50:17,006 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 22:50:17,006 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:50:17,006 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 22:50:17,006 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 202 more)] === [2024-01-29 22:50:17,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:50:17,007 INFO L85 PathProgramCache]: Analyzing trace with hash 735789520, now seen corresponding path program 1 times [2024-01-29 22:50:17,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:50:17,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776965665] [2024-01-29 22:50:17,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:50:17,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:50:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:50:17,060 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 22:50:17,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:50:17,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776965665] [2024-01-29 22:50:17,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776965665] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:50:17,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:50:17,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 22:50:17,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456741662] [2024-01-29 22:50:17,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:50:17,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:50:17,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:50:17,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:50:17,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:50:17,105 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 345 [2024-01-29 22:50:17,106 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 340 places, 345 transitions, 700 flow. Second operand has 4 states, 4 states have (on average 283.25) internal successors, (1133), 4 states have internal predecessors, (1133), 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 22:50:17,106 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:50:17,106 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 345 [2024-01-29 22:50:17,106 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:50:18,346 INFO L124 PetriNetUnfolderBase]: 2876/14264 cut-off events. [2024-01-29 22:50:18,347 INFO L125 PetriNetUnfolderBase]: For 79/79 co-relation queries the response was YES. [2024-01-29 22:50:18,374 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18804 conditions, 14264 events. 2876/14264 cut-off events. For 79/79 co-relation queries the response was YES. Maximal size of possible extension queue 406. Compared 176472 event pairs, 42 based on Foata normal form. 407/10223 useless extension candidates. Maximal degree in co-relation 18009. Up to 4343 conditions per place. [2024-01-29 22:50:18,516 INFO L140 encePairwiseOnDemand]: 334/345 looper letters, 80 selfloop transitions, 2 changer transitions 0/364 dead transitions. [2024-01-29 22:50:18,516 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 364 transitions, 907 flow [2024-01-29 22:50:18,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 22:50:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 22:50:18,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1223 transitions. [2024-01-29 22:50:18,519 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.886231884057971 [2024-01-29 22:50:18,519 INFO L175 Difference]: Start difference. First operand has 340 places, 345 transitions, 700 flow. Second operand 4 states and 1223 transitions. [2024-01-29 22:50:18,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 364 transitions, 907 flow [2024-01-29 22:50:18,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 364 transitions, 907 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 22:50:18,528 INFO L231 Difference]: Finished difference. Result has 338 places, 336 transitions, 686 flow [2024-01-29 22:50:18,529 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=345, PETRI_DIFFERENCE_MINUEND_FLOW=682, PETRI_DIFFERENCE_MINUEND_PLACES=335, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=336, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=686, PETRI_PLACES=338, PETRI_TRANSITIONS=336} [2024-01-29 22:50:18,530 INFO L281 CegarLoopForPetriNet]: 340 programPoint places, -2 predicate places. [2024-01-29 22:50:18,530 INFO L495 AbstractCegarLoop]: Abstraction has has 338 places, 336 transitions, 686 flow [2024-01-29 22:50:18,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 283.25) internal successors, (1133), 4 states have internal predecessors, (1133), 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 22:50:18,532 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:50:18,532 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-29 22:50:18,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 22:50:18,532 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 202 more)] === [2024-01-29 22:50:18,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:50:18,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1575840526, now seen corresponding path program 1 times [2024-01-29 22:50:18,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:50:18,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751980882] [2024-01-29 22:50:18,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:50:18,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:50:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 22:50:18,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 22:50:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 22:50:18,570 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 22:50:18,571 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 22:50:18,571 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (204 of 205 remaining) [2024-01-29 22:50:18,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (203 of 205 remaining) [2024-01-29 22:50:18,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (202 of 205 remaining) [2024-01-29 22:50:18,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (201 of 205 remaining) [2024-01-29 22:50:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (200 of 205 remaining) [2024-01-29 22:50:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (199 of 205 remaining) [2024-01-29 22:50:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (198 of 205 remaining) [2024-01-29 22:50:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (197 of 205 remaining) [2024-01-29 22:50:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (196 of 205 remaining) [2024-01-29 22:50:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (195 of 205 remaining) [2024-01-29 22:50:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (194 of 205 remaining) [2024-01-29 22:50:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (193 of 205 remaining) [2024-01-29 22:50:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (192 of 205 remaining) [2024-01-29 22:50:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (191 of 205 remaining) [2024-01-29 22:50:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (190 of 205 remaining) [2024-01-29 22:50:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (189 of 205 remaining) [2024-01-29 22:50:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (188 of 205 remaining) [2024-01-29 22:50:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (187 of 205 remaining) [2024-01-29 22:50:18,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (186 of 205 remaining) [2024-01-29 22:50:18,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (185 of 205 remaining) [2024-01-29 22:50:18,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (184 of 205 remaining) [2024-01-29 22:50:18,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (183 of 205 remaining) [2024-01-29 22:50:18,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (182 of 205 remaining) [2024-01-29 22:50:18,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (181 of 205 remaining) [2024-01-29 22:50:18,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (180 of 205 remaining) [2024-01-29 22:50:18,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (179 of 205 remaining) [2024-01-29 22:50:18,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (178 of 205 remaining) [2024-01-29 22:50:18,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (177 of 205 remaining) [2024-01-29 22:50:18,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (176 of 205 remaining) [2024-01-29 22:50:18,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (175 of 205 remaining) [2024-01-29 22:50:18,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (174 of 205 remaining) [2024-01-29 22:50:18,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (173 of 205 remaining) [2024-01-29 22:50:18,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (172 of 205 remaining) [2024-01-29 22:50:18,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (171 of 205 remaining) [2024-01-29 22:50:18,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (170 of 205 remaining) [2024-01-29 22:50:18,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (169 of 205 remaining) [2024-01-29 22:50:18,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (168 of 205 remaining) [2024-01-29 22:50:18,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (167 of 205 remaining) [2024-01-29 22:50:18,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (166 of 205 remaining) [2024-01-29 22:50:18,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (165 of 205 remaining) [2024-01-29 22:50:18,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (164 of 205 remaining) [2024-01-29 22:50:18,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (163 of 205 remaining) [2024-01-29 22:50:18,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (162 of 205 remaining) [2024-01-29 22:50:18,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (161 of 205 remaining) [2024-01-29 22:50:18,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (160 of 205 remaining) [2024-01-29 22:50:18,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (159 of 205 remaining) [2024-01-29 22:50:18,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 205 remaining) [2024-01-29 22:50:18,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 205 remaining) [2024-01-29 22:50:18,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 205 remaining) [2024-01-29 22:50:18,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 205 remaining) [2024-01-29 22:50:18,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 205 remaining) [2024-01-29 22:50:18,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 205 remaining) [2024-01-29 22:50:18,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 205 remaining) [2024-01-29 22:50:18,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 205 remaining) [2024-01-29 22:50:18,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 205 remaining) [2024-01-29 22:50:18,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 205 remaining) [2024-01-29 22:50:18,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 205 remaining) [2024-01-29 22:50:18,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 205 remaining) [2024-01-29 22:50:18,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 205 remaining) [2024-01-29 22:50:18,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 205 remaining) [2024-01-29 22:50:18,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 205 remaining) [2024-01-29 22:50:18,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (143 of 205 remaining) [2024-01-29 22:50:18,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 205 remaining) [2024-01-29 22:50:18,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 205 remaining) [2024-01-29 22:50:18,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 205 remaining) [2024-01-29 22:50:18,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 205 remaining) [2024-01-29 22:50:18,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (138 of 205 remaining) [2024-01-29 22:50:18,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 205 remaining) [2024-01-29 22:50:18,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 205 remaining) [2024-01-29 22:50:18,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (135 of 205 remaining) [2024-01-29 22:50:18,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 205 remaining) [2024-01-29 22:50:18,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 205 remaining) [2024-01-29 22:50:18,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 205 remaining) [2024-01-29 22:50:18,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 205 remaining) [2024-01-29 22:50:18,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 205 remaining) [2024-01-29 22:50:18,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 205 remaining) [2024-01-29 22:50:18,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 205 remaining) [2024-01-29 22:50:18,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 205 remaining) [2024-01-29 22:50:18,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 205 remaining) [2024-01-29 22:50:18,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 205 remaining) [2024-01-29 22:50:18,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 205 remaining) [2024-01-29 22:50:18,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 205 remaining) [2024-01-29 22:50:18,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 205 remaining) [2024-01-29 22:50:18,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 205 remaining) [2024-01-29 22:50:18,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 205 remaining) [2024-01-29 22:50:18,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 205 remaining) [2024-01-29 22:50:18,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 205 remaining) [2024-01-29 22:50:18,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 205 remaining) [2024-01-29 22:50:18,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 205 remaining) [2024-01-29 22:50:18,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 205 remaining) [2024-01-29 22:50:18,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 205 remaining) [2024-01-29 22:50:18,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 205 remaining) [2024-01-29 22:50:18,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 205 remaining) [2024-01-29 22:50:18,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 205 remaining) [2024-01-29 22:50:18,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 205 remaining) [2024-01-29 22:50:18,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 205 remaining) [2024-01-29 22:50:18,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 205 remaining) [2024-01-29 22:50:18,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 205 remaining) [2024-01-29 22:50:18,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 205 remaining) [2024-01-29 22:50:18,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 205 remaining) [2024-01-29 22:50:18,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 205 remaining) [2024-01-29 22:50:18,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 205 remaining) [2024-01-29 22:50:18,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 205 remaining) [2024-01-29 22:50:18,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 205 remaining) [2024-01-29 22:50:18,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 205 remaining) [2024-01-29 22:50:18,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 205 remaining) [2024-01-29 22:50:18,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 205 remaining) [2024-01-29 22:50:18,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 205 remaining) [2024-01-29 22:50:18,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 205 remaining) [2024-01-29 22:50:18,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 205 remaining) [2024-01-29 22:50:18,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 205 remaining) [2024-01-29 22:50:18,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 205 remaining) [2024-01-29 22:50:18,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 205 remaining) [2024-01-29 22:50:18,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 205 remaining) [2024-01-29 22:50:18,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 205 remaining) [2024-01-29 22:50:18,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 205 remaining) [2024-01-29 22:50:18,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 205 remaining) [2024-01-29 22:50:18,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 205 remaining) [2024-01-29 22:50:18,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 205 remaining) [2024-01-29 22:50:18,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 205 remaining) [2024-01-29 22:50:18,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 205 remaining) [2024-01-29 22:50:18,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 205 remaining) [2024-01-29 22:50:18,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 205 remaining) [2024-01-29 22:50:18,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 205 remaining) [2024-01-29 22:50:18,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 205 remaining) [2024-01-29 22:50:18,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 205 remaining) [2024-01-29 22:50:18,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 205 remaining) [2024-01-29 22:50:18,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 205 remaining) [2024-01-29 22:50:18,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 205 remaining) [2024-01-29 22:50:18,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 205 remaining) [2024-01-29 22:50:18,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (74 of 205 remaining) [2024-01-29 22:50:18,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 205 remaining) [2024-01-29 22:50:18,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 205 remaining) [2024-01-29 22:50:18,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 205 remaining) [2024-01-29 22:50:18,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 205 remaining) [2024-01-29 22:50:18,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (69 of 205 remaining) [2024-01-29 22:50:18,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 205 remaining) [2024-01-29 22:50:18,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 205 remaining) [2024-01-29 22:50:18,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 205 remaining) [2024-01-29 22:50:18,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 205 remaining) [2024-01-29 22:50:18,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 205 remaining) [2024-01-29 22:50:18,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 205 remaining) [2024-01-29 22:50:18,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 205 remaining) [2024-01-29 22:50:18,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 205 remaining) [2024-01-29 22:50:18,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 205 remaining) [2024-01-29 22:50:18,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 205 remaining) [2024-01-29 22:50:18,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 205 remaining) [2024-01-29 22:50:18,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 205 remaining) [2024-01-29 22:50:18,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 205 remaining) [2024-01-29 22:50:18,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 205 remaining) [2024-01-29 22:50:18,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err65ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 205 remaining) [2024-01-29 22:50:18,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 205 remaining) [2024-01-29 22:50:18,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 205 remaining) [2024-01-29 22:50:18,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 205 remaining) [2024-01-29 22:50:18,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err66ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 205 remaining) [2024-01-29 22:50:18,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 205 remaining) [2024-01-29 22:50:18,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 205 remaining) [2024-01-29 22:50:18,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 205 remaining) [2024-01-29 22:50:18,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err67ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 205 remaining) [2024-01-29 22:50:18,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 205 remaining) [2024-01-29 22:50:18,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 205 remaining) [2024-01-29 22:50:18,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 205 remaining) [2024-01-29 22:50:18,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 205 remaining) [2024-01-29 22:50:18,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 205 remaining) [2024-01-29 22:50:18,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 205 remaining) [2024-01-29 22:50:18,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 205 remaining) [2024-01-29 22:50:18,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 205 remaining) [2024-01-29 22:50:18,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 205 remaining) [2024-01-29 22:50:18,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 205 remaining) [2024-01-29 22:50:18,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 205 remaining) [2024-01-29 22:50:18,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 205 remaining) [2024-01-29 22:50:18,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 205 remaining) [2024-01-29 22:50:18,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 205 remaining) [2024-01-29 22:50:18,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 205 remaining) [2024-01-29 22:50:18,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 205 remaining) [2024-01-29 22:50:18,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 205 remaining) [2024-01-29 22:50:18,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 205 remaining) [2024-01-29 22:50:18,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 205 remaining) [2024-01-29 22:50:18,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 205 remaining) [2024-01-29 22:50:18,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 205 remaining) [2024-01-29 22:50:18,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 205 remaining) [2024-01-29 22:50:18,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 205 remaining) [2024-01-29 22:50:18,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 205 remaining) [2024-01-29 22:50:18,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 205 remaining) [2024-01-29 22:50:18,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 205 remaining) [2024-01-29 22:50:18,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 205 remaining) [2024-01-29 22:50:18,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 205 remaining) [2024-01-29 22:50:18,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 205 remaining) [2024-01-29 22:50:18,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 205 remaining) [2024-01-29 22:50:18,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 205 remaining) [2024-01-29 22:50:18,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 205 remaining) [2024-01-29 22:50:18,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 205 remaining) [2024-01-29 22:50:18,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err61ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 205 remaining) [2024-01-29 22:50:18,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 205 remaining) [2024-01-29 22:50:18,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 205 remaining) [2024-01-29 22:50:18,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 205 remaining) [2024-01-29 22:50:18,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 205 remaining) [2024-01-29 22:50:18,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err62ASSERT_VIOLATIONERROR_FUNCTION (7 of 205 remaining) [2024-01-29 22:50:18,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 205 remaining) [2024-01-29 22:50:18,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 205 remaining) [2024-01-29 22:50:18,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err63ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 205 remaining) [2024-01-29 22:50:18,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err64ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 205 remaining) [2024-01-29 22:50:18,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONERROR_FUNCTION (2 of 205 remaining) [2024-01-29 22:50:18,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 205 remaining) [2024-01-29 22:50:18,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 205 remaining) [2024-01-29 22:50:18,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 22:50:18,601 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-29 22:50:18,605 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2024-01-29 22:50:18,606 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 22:50:18,622 INFO L503 ceAbstractionStarter]: Automizer considered 66 witness invariants [2024-01-29 22:50:18,622 INFO L504 ceAbstractionStarter]: WitnessConsidered=66 [2024-01-29 22:50:18,623 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 10:50:18 BasicIcfg [2024-01-29 22:50:18,623 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 22:50:18,624 INFO L158 Benchmark]: Toolchain (without parser) took 4018.25ms. Allocated memory was 249.6MB in the beginning and 354.4MB in the end (delta: 104.9MB). Free memory was 219.5MB in the beginning and 226.5MB in the end (delta: -7.0MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. [2024-01-29 22:50:18,624 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 125.8MB. Free memory was 85.9MB in the beginning and 85.8MB in the end (delta: 91.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 22:50:18,624 INFO L158 Benchmark]: Witness Parser took 0.45ms. Allocated memory is still 249.6MB. Free memory was 221.2MB in the beginning and 221.2MB in the end (delta: 25.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 22:50:18,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.33ms. Allocated memory is still 249.6MB. Free memory was 219.5MB in the beginning and 189.1MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-01-29 22:50:18,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.16ms. Allocated memory is still 249.6MB. Free memory was 189.1MB in the beginning and 187.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 22:50:18,625 INFO L158 Benchmark]: Boogie Preprocessor took 71.62ms. Allocated memory is still 249.6MB. Free memory was 187.0MB in the beginning and 183.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 22:50:18,625 INFO L158 Benchmark]: RCFGBuilder took 763.23ms. Allocated memory is still 249.6MB. Free memory was 183.9MB in the beginning and 145.1MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-01-29 22:50:18,625 INFO L158 Benchmark]: TraceAbstraction took 2587.27ms. Allocated memory was 249.6MB in the beginning and 354.4MB in the end (delta: 104.9MB). Free memory was 145.1MB in the beginning and 226.5MB in the end (delta: -81.4MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-01-29 22:50:18,627 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 125.8MB. Free memory was 85.9MB in the beginning and 85.8MB in the end (delta: 91.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.45ms. Allocated memory is still 249.6MB. Free memory was 221.2MB in the beginning and 221.2MB in the end (delta: 25.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.33ms. Allocated memory is still 249.6MB. Free memory was 219.5MB in the beginning and 189.1MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.16ms. Allocated memory is still 249.6MB. Free memory was 189.1MB in the beginning and 187.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.62ms. Allocated memory is still 249.6MB. Free memory was 187.0MB in the beginning and 183.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 763.23ms. Allocated memory is still 249.6MB. Free memory was 183.9MB in the beginning and 145.1MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2587.27ms. Allocated memory was 249.6MB in the beginning and 354.4MB in the end (delta: 104.9MB). Free memory was 145.1MB in the beginning and 226.5MB in the end (delta: -81.4MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 720]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L686] 0 volatile unsigned value = 0; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L687] 0 pthread_mutex_t m = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L688] 0 volatile unsigned inc_flag = 0; [L689] 0 volatile unsigned dec_flag = 0; [L725] 0 pthread_t t; VAL [dec_flag=0, inc_flag=0, m={3:0}, t={5:0}, value=0] [L726] COND TRUE 0 1 [L726] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0) VAL [dec_flag=0, inc_flag=0, m={3:0}, t={5:0}, value=0] [L719] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] [L719] 1 int r = __VERIFIER_nondet_int(); [L720] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, dec_flag=0, inc_flag=0, m={3:0}, r=0, value=0] [L720] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]],BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]],BinaryExpression[COMPNEQ,IdentifierExpression[r],IntegerLiteral[0]]]]] VAL [arg={0:0}, arg={0:0}, dec_flag=0, inc_flag=0, m={3:0}, r=0, value=0] - UnprovableResult [Line: 719]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 692]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 692]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 708]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 711]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 711]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 693]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 693]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 694]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 694]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 722]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 694]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 695]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 695]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 714]: 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: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 715]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 715]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 700]: 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: 701]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 701]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 726]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 336 locations, 137 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 84 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 68 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 64 IncrementalHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 6 mSDtfsCounter, 64 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=354occurred in iteration=0, InterpolantAutomatonStates: 4, 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, 0.2s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 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 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 501 locations, 205 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 130 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 118 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 127 IncrementalHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 0 mSDtfsCounter, 127 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=700occurred in iteration=0, InterpolantAutomatonStates: 4, 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, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 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 22:50:18,673 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