./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.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/36-apron_17-traces-rpb-litmus_unknown_1_neg.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ab2e0ac4 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/36-apron_17-traces-rpb-litmus_unknown_1_neg.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-ab2e0ac-m [2024-01-29 14:39:37,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:39:37,515 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:39:37,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:39:37,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:39:37,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:39:37,548 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:39:37,549 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:39:37,550 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:39:37,550 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:39:37,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:39:37,551 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:39:37,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:39:37,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:39:37,553 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:39:37,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:39:37,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:39:37,557 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:39:37,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:39:37,558 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:39:37,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:39:37,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:39:37,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:39:37,559 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:39:37,560 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:39:37,560 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:39:37,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:39:37,560 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:39:37,560 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:39:37,561 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:39:37,561 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:39:37,561 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:39:37,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:39:37,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:39:37,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:39:37,563 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:39:37,563 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:39:37,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:39:37,564 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:39:37,564 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:39:37,564 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:39:37,564 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:39:37,565 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:39:37,565 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:39:37,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:39:37,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:39:37,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:39:37,802 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:39:37,802 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:39:37,803 INFO L431 ainManager$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/36-apron_17-traces-rpb-litmus_unknown_1_neg.yml/witness.yml [2024-01-29 14:39:37,939 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:39:37,940 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:39:37,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2024-01-29 14:39:38,981 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:39:39,149 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:39:39,150 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2024-01-29 14:39:39,164 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1578c4051/a6583cf5782e405097e2765869a82e12/FLAG843edca02 [2024-01-29 14:39:39,173 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1578c4051/a6583cf5782e405097e2765869a82e12 [2024-01-29 14:39:39,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:39:39,175 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:39:39,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:39:39,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:39:39,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:39:39,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:37" (1/2) ... [2024-01-29 14:39:39,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0ed83d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:39, skipping insertion in model container [2024-01-29 14:39:39,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:37" (1/2) ... [2024-01-29 14:39:39,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71e821ac and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:39:39, skipping insertion in model container [2024-01-29 14:39:39,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:39:39" (2/2) ... [2024-01-29 14:39:39,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0ed83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39, skipping insertion in model container [2024-01-29 14:39:39,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:39:39" (2/2) ... [2024-01-29 14:39:39,182 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:39:39,268 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:39:39,270 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= t [2024-01-29 14:39:39,270 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] t <= 42 [2024-01-29 14:39:39,270 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 17 <= g [2024-01-29 14:39:39,270 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= g [2024-01-29 14:39:39,270 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 17 <= t [2024-01-29 14:39:39,271 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g % 25 == 17 [2024-01-29 14:39:39,271 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] t % 25 == 17 [2024-01-29 14:39:39,271 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] t == 17 || t == 42 [2024-01-29 14:39:39,271 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] t <= 127 [2024-01-29 14:39:39,272 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g != 0 [2024-01-29 14:39:39,272 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g == 17 || g == 42 [2024-01-29 14:39:39,272 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g <= 42 [2024-01-29 14:39:39,272 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g <= 127 [2024-01-29 14:39:39,272 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] t != 0 [2024-01-29 14:39:39,272 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g == 17 [2024-01-29 14:39:39,272 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] r != 0 [2024-01-29 14:39:39,272 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] g == 42 [2024-01-29 14:39:39,273 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] t <= 42 [2024-01-29 14:39:39,273 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] t == 17 || t == 42 [2024-01-29 14:39:39,273 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= t [2024-01-29 14:39:39,273 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] t <= 127 [2024-01-29 14:39:39,273 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] t != 0 [2024-01-29 14:39:39,274 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] t % 25 == 17 [2024-01-29 14:39:39,274 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 17 <= t [2024-01-29 14:39:39,274 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] (unsigned long )arg == 0UL [2024-01-29 14:39:39,274 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g == 42 [2024-01-29 14:39:39,274 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L22] g == 42 [2024-01-29 14:39:39,274 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g % 25 == 17 [2024-01-29 14:39:39,274 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g != 0 [2024-01-29 14:39:39,274 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] (unsigned long )arg == 0UL [2024-01-29 14:39:39,275 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] 0 <= g [2024-01-29 14:39:39,275 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] 17 <= g [2024-01-29 14:39:39,275 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g <= 42 [2024-01-29 14:39:39,275 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g <= 127 [2024-01-29 14:39:39,275 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g == 17 || g == 42 [2024-01-29 14:39:39,275 INFO L98 nessWitnessExtractor]: Location invariant before [L686-L686] (unsigned long )arg == 0UL [2024-01-29 14:39:39,275 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] g % 25 == 17 [2024-01-29 14:39:39,275 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] g <= 127 [2024-01-29 14:39:39,276 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] g != 0 [2024-01-29 14:39:39,277 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] g == 17 || g == 42 [2024-01-29 14:39:39,277 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] 17 <= g [2024-01-29 14:39:39,277 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] 0 <= g [2024-01-29 14:39:39,277 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] g <= 42 [2024-01-29 14:39:39,277 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 0 <= g [2024-01-29 14:39:39,278 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g % 25 == 17 [2024-01-29 14:39:39,278 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g == 17 || g == 42 [2024-01-29 14:39:39,278 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g != 0 [2024-01-29 14:39:39,278 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 17 <= g [2024-01-29 14:39:39,278 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 42 [2024-01-29 14:39:39,278 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 127 [2024-01-29 14:39:39,278 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 17 <= g [2024-01-29 14:39:39,279 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 17 || g == 42 [2024-01-29 14:39:39,279 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 17 <= g [2024-01-29 14:39:39,279 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-29 14:39:39,279 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 42 [2024-01-29 14:39:39,280 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-29 14:39:39,280 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-29 14:39:39,281 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 17 || g == 42 [2024-01-29 14:39:39,281 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 17 || g == 42 [2024-01-29 14:39:39,281 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 25 == 17 [2024-01-29 14:39:39,281 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 42 [2024-01-29 14:39:39,281 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-29 14:39:39,281 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-29 14:39:39,281 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g != 0 [2024-01-29 14:39:39,281 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 25 == 17 [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g != 0 [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 17 <= g [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g != 0 [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 25 == 17 [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 42 [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L704] g % 25 == 17 [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L704] 17 <= g [2024-01-29 14:39:39,282 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L704] g <= 42 [2024-01-29 14:39:39,283 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L704] 0 <= g [2024-01-29 14:39:39,283 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L704] g <= 127 [2024-01-29 14:39:39,283 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L704] g != 0 [2024-01-29 14:39:39,283 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L704] g == 17 || g == 42 [2024-01-29 14:39:39,283 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (unsigned long )arg == 0UL [2024-01-29 14:39:39,283 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 0 <= g [2024-01-29 14:39:39,283 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] t <= 42 [2024-01-29 14:39:39,283 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 0 <= t [2024-01-29 14:39:39,284 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g <= 127 [2024-01-29 14:39:39,284 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] t == 17 || t == 42 [2024-01-29 14:39:39,284 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 17 <= t [2024-01-29 14:39:39,284 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] t <= 127 [2024-01-29 14:39:39,284 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g <= 42 [2024-01-29 14:39:39,284 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] t % 25 == 17 [2024-01-29 14:39:39,284 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] t != 0 [2024-01-29 14:39:39,284 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g != 0 [2024-01-29 14:39:39,285 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g == 17 || g == 42 [2024-01-29 14:39:39,285 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 17 <= g [2024-01-29 14:39:39,285 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g % 25 == 17 [2024-01-29 14:39:39,285 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 0 <= t [2024-01-29 14:39:39,285 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g <= 127 [2024-01-29 14:39:39,285 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] t != 0 [2024-01-29 14:39:39,285 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] t == 17 || t == 42 [2024-01-29 14:39:39,285 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 0 <= g [2024-01-29 14:39:39,286 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g % 25 == 17 [2024-01-29 14:39:39,286 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] t <= 127 [2024-01-29 14:39:39,286 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 17 <= t [2024-01-29 14:39:39,286 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 17 <= g [2024-01-29 14:39:39,286 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g <= 42 [2024-01-29 14:39:39,287 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] t % 25 == 17 [2024-01-29 14:39:39,287 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g == 17 || g == 42 [2024-01-29 14:39:39,287 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] t <= 42 [2024-01-29 14:39:39,287 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g != 0 [2024-01-29 14:39:39,288 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] 17 <= g [2024-01-29 14:39:39,288 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g == 17 || g == 42 [2024-01-29 14:39:39,289 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 42 [2024-01-29 14:39:39,289 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] 0 <= g [2024-01-29 14:39:39,289 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] (unsigned long )arg == 0UL [2024-01-29 14:39:39,289 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g % 25 == 17 [2024-01-29 14:39:39,289 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 127 [2024-01-29 14:39:39,290 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g != 0 [2024-01-29 14:39:39,290 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] g == 42 [2024-01-29 14:39:39,290 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g == 17 [2024-01-29 14:39:39,290 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] r != 0 [2024-01-29 14:39:39,290 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] (unsigned long )arg == 0UL [2024-01-29 14:39:39,291 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g == 42 [2024-01-29 14:39:39,291 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] r != 0 [2024-01-29 14:39:39,291 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] 17 <= g [2024-01-29 14:39:39,291 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] 0 <= g [2024-01-29 14:39:39,291 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] g % 25 == 17 [2024-01-29 14:39:39,291 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] g <= 42 [2024-01-29 14:39:39,291 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] g == 17 || g == 42 [2024-01-29 14:39:39,291 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] g != 0 [2024-01-29 14:39:39,292 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] g <= 127 [2024-01-29 14:39:39,326 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:39:39,467 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2024-01-29 14:39:39,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:39:39,630 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 14:39:39,640 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2024-01-29 14:39:39,640 WARN L424 MainDispatcher]: Unable to annotate void __VERIFIER_assert(int cond) { if(!(cond)) { ERROR: {reach_error();abort();} } } with a witness entry [2024-01-29 14:39:39,641 WARN L424 MainDispatcher]: Unable to annotate typedef unsigned short int __u_short; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:39:39,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:39:39,754 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:39:39,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39 WrapperNode [2024-01-29 14:39:39,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:39:39,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:39:39,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:39:39,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:39:39,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,786 INFO L138 Inliner]: procedures = 164, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 152 [2024-01-29 14:39:39,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:39:39,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:39:39,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:39:39,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:39:39,795 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,798 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,810 INFO L175 MemorySlicer]: Split 13 memory accesses to 4 slices as follows [2, 5, 5, 1]. 38 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 5, 5, 0]. The 1 writes are split as follows [0, 0, 0, 1]. [2024-01-29 14:39:39,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,820 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:39:39,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:39:39,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:39:39,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:39:39,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (1/1) ... [2024-01-29 14:39:39,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:39:39,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:39:39,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-29 14:39:39,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-29 14:39:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:39:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:39:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:39:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:39:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 14:39:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:39:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:39:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-29 14:39:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-29 14:39:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:39:39,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:39:39,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:39:39,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:39:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:39:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 14:39:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:39:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:39:39,955 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 14:39:40,067 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:39:40,069 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:39:40,339 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:39:40,339 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:39:40,391 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:39:40,391 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-29 14:39:40,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:39:40 BoogieIcfgContainer [2024-01-29 14:39:40,392 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:39:40,393 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:39:40,393 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:39:40,396 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:39:40,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:39:37" (1/4) ... [2024-01-29 14:39:40,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dad083a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:39:40, skipping insertion in model container [2024-01-29 14:39:40,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:39:39" (2/4) ... [2024-01-29 14:39:40,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dad083a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:39:40, skipping insertion in model container [2024-01-29 14:39:40,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:39:39" (3/4) ... [2024-01-29 14:39:40,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dad083a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:39:40, skipping insertion in model container [2024-01-29 14:39:40,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:39:40" (4/4) ... [2024-01-29 14:39:40,398 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2024-01-29 14:39:40,410 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:39:40,411 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 107 error locations. [2024-01-29 14:39:40,411 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:39:40,475 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 14:39:40,500 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 246 places, 244 transitions, 492 flow [2024-01-29 14:39:40,555 INFO L124 PetriNetUnfolderBase]: 2/243 cut-off events. [2024-01-29 14:39:40,568 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:39:40,582 INFO L83 FinitePrefix]: Finished finitePrefix Result has 247 conditions, 243 events. 2/243 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 461 event pairs, 0 based on Foata normal form. 0/134 useless extension candidates. Maximal degree in co-relation 237. Up to 2 conditions per place. [2024-01-29 14:39:40,583 INFO L82 GeneralOperation]: Start removeDead. Operand has 246 places, 244 transitions, 492 flow [2024-01-29 14:39:40,594 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 245 places, 243 transitions, 489 flow [2024-01-29 14:39:40,605 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:39:40,619 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;@2bcd61e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:39:40,619 INFO L358 AbstractCegarLoop]: Starting to check reachability of 130 error locations. [2024-01-29 14:39:40,621 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:39:40,621 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:39:40,621 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:39:40,621 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:40,621 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:39:40,622 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:40,625 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:40,625 INFO L85 PathProgramCache]: Analyzing trace with hash 18327, now seen corresponding path program 1 times [2024-01-29 14:39:40,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:40,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760711940] [2024-01-29 14:39:40,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:40,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:40,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:40,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:40,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760711940] [2024-01-29 14:39:40,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760711940] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:40,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:40,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:39:40,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269625638] [2024-01-29 14:39:40,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:40,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:40,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:40,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:40,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:40,979 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 244 [2024-01-29 14:39:40,985 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 243 transitions, 489 flow. Second operand has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:40,985 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:40,985 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 244 [2024-01-29 14:39:40,986 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:41,514 INFO L124 PetriNetUnfolderBase]: 977/4469 cut-off events. [2024-01-29 14:39:41,514 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:39:41,521 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6717 conditions, 4469 events. 977/4469 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 132. Compared 42826 event pairs, 680 based on Foata normal form. 463/3880 useless extension candidates. Maximal degree in co-relation 6704. Up to 1779 conditions per place. [2024-01-29 14:39:41,537 INFO L140 encePairwiseOnDemand]: 169/244 looper letters, 81 selfloop transitions, 5 changer transitions 0/235 dead transitions. [2024-01-29 14:39:41,537 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 235 transitions, 645 flow [2024-01-29 14:39:41,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:41,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:41,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 607 transitions. [2024-01-29 14:39:41,554 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8292349726775956 [2024-01-29 14:39:41,556 INFO L175 Difference]: Start difference. First operand has 245 places, 243 transitions, 489 flow. Second operand 3 states and 607 transitions. [2024-01-29 14:39:41,556 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 235 transitions, 645 flow [2024-01-29 14:39:41,559 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 235 transitions, 644 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:39:41,563 INFO L231 Difference]: Finished difference. Result has 225 places, 222 transitions, 564 flow [2024-01-29 14:39:41,565 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=440, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=564, PETRI_PLACES=225, PETRI_TRANSITIONS=222} [2024-01-29 14:39:41,568 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -20 predicate places. [2024-01-29 14:39:41,568 INFO L495 AbstractCegarLoop]: Abstraction has has 225 places, 222 transitions, 564 flow [2024-01-29 14:39:41,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:41,569 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:41,569 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-29 14:39:41,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:39:41,569 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:41,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:41,570 INFO L85 PathProgramCache]: Analyzing trace with hash -238179078, now seen corresponding path program 1 times [2024-01-29 14:39:41,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:41,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888588742] [2024-01-29 14:39:41,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:41,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:41,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:41,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:41,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888588742] [2024-01-29 14:39:41,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888588742] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:41,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:41,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:39:41,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595535297] [2024-01-29 14:39:41,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:41,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:39:41,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:41,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:39:41,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:39:41,760 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 214 out of 244 [2024-01-29 14:39:41,761 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 222 transitions, 564 flow. Second operand has 4 states, 4 states have (on average 215.5) internal successors, (862), 4 states have internal predecessors, (862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:41,761 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:41,761 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 214 of 244 [2024-01-29 14:39:41,761 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:42,107 INFO L124 PetriNetUnfolderBase]: 719/3449 cut-off events. [2024-01-29 14:39:42,108 INFO L125 PetriNetUnfolderBase]: For 215/215 co-relation queries the response was YES. [2024-01-29 14:39:42,112 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5583 conditions, 3449 events. 719/3449 cut-off events. For 215/215 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 31221 event pairs, 603 based on Foata normal form. 171/2823 useless extension candidates. Maximal degree in co-relation 5567. Up to 1339 conditions per place. [2024-01-29 14:39:42,122 INFO L140 encePairwiseOnDemand]: 236/244 looper letters, 34 selfloop transitions, 2 changer transitions 0/228 dead transitions. [2024-01-29 14:39:42,122 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 222 places, 228 transitions, 652 flow [2024-01-29 14:39:42,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:39:42,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:39:42,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 897 transitions. [2024-01-29 14:39:42,124 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9190573770491803 [2024-01-29 14:39:42,124 INFO L175 Difference]: Start difference. First operand has 225 places, 222 transitions, 564 flow. Second operand 4 states and 897 transitions. [2024-01-29 14:39:42,124 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 222 places, 228 transitions, 652 flow [2024-01-29 14:39:42,141 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 220 places, 228 transitions, 640 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:39:42,146 INFO L231 Difference]: Finished difference. Result has 220 places, 216 transitions, 546 flow [2024-01-29 14:39:42,146 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=542, PETRI_DIFFERENCE_MINUEND_PLACES=217, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=216, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=546, PETRI_PLACES=220, PETRI_TRANSITIONS=216} [2024-01-29 14:39:42,147 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -25 predicate places. [2024-01-29 14:39:42,150 INFO L495 AbstractCegarLoop]: Abstraction has has 220 places, 216 transitions, 546 flow [2024-01-29 14:39:42,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 215.5) internal successors, (862), 4 states have internal predecessors, (862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:42,150 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:42,151 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:42,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:39:42,152 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:42,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:42,153 INFO L85 PathProgramCache]: Analyzing trace with hash -909277838, now seen corresponding path program 1 times [2024-01-29 14:39:42,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:42,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457323761] [2024-01-29 14:39:42,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:42,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:42,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:42,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457323761] [2024-01-29 14:39:42,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457323761] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:42,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:42,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:39:42,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737077380] [2024-01-29 14:39:42,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:42,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:42,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:42,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:42,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:42,234 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 214 out of 244 [2024-01-29 14:39:42,235 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 216 transitions, 546 flow. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:42,235 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:42,235 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 214 of 244 [2024-01-29 14:39:42,235 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:42,602 INFO L124 PetriNetUnfolderBase]: 715/3899 cut-off events. [2024-01-29 14:39:42,602 INFO L125 PetriNetUnfolderBase]: For 61/105 co-relation queries the response was YES. [2024-01-29 14:39:42,607 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5870 conditions, 3899 events. 715/3899 cut-off events. For 61/105 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 36810 event pairs, 581 based on Foata normal form. 7/2877 useless extension candidates. Maximal degree in co-relation 5854. Up to 1256 conditions per place. [2024-01-29 14:39:42,620 INFO L140 encePairwiseOnDemand]: 239/244 looper letters, 36 selfloop transitions, 2 changer transitions 2/226 dead transitions. [2024-01-29 14:39:42,620 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 226 transitions, 650 flow [2024-01-29 14:39:42,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:42,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 683 transitions. [2024-01-29 14:39:42,622 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9330601092896175 [2024-01-29 14:39:42,622 INFO L175 Difference]: Start difference. First operand has 220 places, 216 transitions, 546 flow. Second operand 3 states and 683 transitions. [2024-01-29 14:39:42,622 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 219 places, 226 transitions, 650 flow [2024-01-29 14:39:42,623 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 226 transitions, 647 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:39:42,625 INFO L231 Difference]: Finished difference. Result has 217 places, 213 transitions, 541 flow [2024-01-29 14:39:42,625 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=537, PETRI_DIFFERENCE_MINUEND_PLACES=215, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=213, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=211, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=541, PETRI_PLACES=217, PETRI_TRANSITIONS=213} [2024-01-29 14:39:42,627 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -28 predicate places. [2024-01-29 14:39:42,627 INFO L495 AbstractCegarLoop]: Abstraction has has 217 places, 213 transitions, 541 flow [2024-01-29 14:39:42,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:42,627 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:42,627 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:42,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 14:39:42,628 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:42,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:42,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1937623139, now seen corresponding path program 1 times [2024-01-29 14:39:42,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:42,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314625313] [2024-01-29 14:39:42,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:42,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:42,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:42,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:42,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314625313] [2024-01-29 14:39:42,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314625313] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:42,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:42,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:39:42,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20317317] [2024-01-29 14:39:42,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:42,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:39:42,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:42,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:39:42,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:39:42,832 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 244 [2024-01-29 14:39:42,832 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 213 transitions, 541 flow. Second operand has 3 states, 3 states have (on average 155.0) internal successors, (465), 3 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:42,832 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:42,832 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 244 [2024-01-29 14:39:42,833 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:43,040 INFO L124 PetriNetUnfolderBase]: 181/1885 cut-off events. [2024-01-29 14:39:43,040 INFO L125 PetriNetUnfolderBase]: For 507/531 co-relation queries the response was YES. [2024-01-29 14:39:43,043 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2455 conditions, 1885 events. 181/1885 cut-off events. For 507/531 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 14035 event pairs, 108 based on Foata normal form. 435/1871 useless extension candidates. Maximal degree in co-relation 2440. Up to 285 conditions per place. [2024-01-29 14:39:43,049 INFO L140 encePairwiseOnDemand]: 196/244 looper letters, 39 selfloop transitions, 2 changer transitions 1/182 dead transitions. [2024-01-29 14:39:43,049 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 182 transitions, 477 flow [2024-01-29 14:39:43,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:39:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:39:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 544 transitions. [2024-01-29 14:39:43,051 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7431693989071039 [2024-01-29 14:39:43,052 INFO L175 Difference]: Start difference. First operand has 217 places, 213 transitions, 541 flow. Second operand 3 states and 544 transitions. [2024-01-29 14:39:43,052 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 182 transitions, 477 flow [2024-01-29 14:39:43,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 182 transitions, 474 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:39:43,055 INFO L231 Difference]: Finished difference. Result has 177 places, 169 transitions, 373 flow [2024-01-29 14:39:43,055 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=363, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=167, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=373, PETRI_PLACES=177, PETRI_TRANSITIONS=169} [2024-01-29 14:39:43,057 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -68 predicate places. [2024-01-29 14:39:43,057 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 169 transitions, 373 flow [2024-01-29 14:39:43,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 155.0) internal successors, (465), 3 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:43,058 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:43,058 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:43,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 14:39:43,058 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:43,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:43,059 INFO L85 PathProgramCache]: Analyzing trace with hash 846995568, now seen corresponding path program 1 times [2024-01-29 14:39:43,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:43,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598350848] [2024-01-29 14:39:43,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:43,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:43,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:43,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598350848] [2024-01-29 14:39:43,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598350848] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:43,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:43,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:39:43,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809740300] [2024-01-29 14:39:43,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:43,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:39:43,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:43,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:39:43,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:39:43,407 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 244 [2024-01-29 14:39:43,408 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 169 transitions, 373 flow. Second operand has 4 states, 4 states have (on average 154.25) internal successors, (617), 4 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:43,409 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:43,410 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 244 [2024-01-29 14:39:43,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:43,692 INFO L124 PetriNetUnfolderBase]: 528/2968 cut-off events. [2024-01-29 14:39:43,693 INFO L125 PetriNetUnfolderBase]: For 283/295 co-relation queries the response was YES. [2024-01-29 14:39:43,697 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4424 conditions, 2968 events. 528/2968 cut-off events. For 283/295 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 25947 event pairs, 33 based on Foata normal form. 180/2887 useless extension candidates. Maximal degree in co-relation 4408. Up to 420 conditions per place. [2024-01-29 14:39:43,706 INFO L140 encePairwiseOnDemand]: 219/244 looper letters, 84 selfloop transitions, 21 changer transitions 2/229 dead transitions. [2024-01-29 14:39:43,706 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 229 transitions, 720 flow [2024-01-29 14:39:43,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-29 14:39:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-01-29 14:39:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 879 transitions. [2024-01-29 14:39:43,708 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7204918032786886 [2024-01-29 14:39:43,708 INFO L175 Difference]: Start difference. First operand has 177 places, 169 transitions, 373 flow. Second operand 5 states and 879 transitions. [2024-01-29 14:39:43,709 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 229 transitions, 720 flow [2024-01-29 14:39:43,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 229 transitions, 717 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:39:43,714 INFO L231 Difference]: Finished difference. Result has 182 places, 187 transitions, 519 flow [2024-01-29 14:39:43,714 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=371, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=519, PETRI_PLACES=182, PETRI_TRANSITIONS=187} [2024-01-29 14:39:43,716 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -63 predicate places. [2024-01-29 14:39:43,716 INFO L495 AbstractCegarLoop]: Abstraction has has 182 places, 187 transitions, 519 flow [2024-01-29 14:39:43,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 154.25) internal successors, (617), 4 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:43,717 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:43,717 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:43,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-29 14:39:43,717 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:43,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:43,718 INFO L85 PathProgramCache]: Analyzing trace with hash 487059321, now seen corresponding path program 1 times [2024-01-29 14:39:43,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:43,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996192094] [2024-01-29 14:39:43,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:43,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:43,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:43,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:43,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996192094] [2024-01-29 14:39:43,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996192094] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:43,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:43,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:39:43,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246830959] [2024-01-29 14:39:43,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:43,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:39:43,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:43,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:39:43,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:39:44,104 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 122 out of 244 [2024-01-29 14:39:44,105 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 187 transitions, 519 flow. Second operand has 4 states, 4 states have (on average 124.25) internal successors, (497), 4 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:44,105 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:44,105 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 122 of 244 [2024-01-29 14:39:44,105 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:44,449 INFO L124 PetriNetUnfolderBase]: 570/2998 cut-off events. [2024-01-29 14:39:44,450 INFO L125 PetriNetUnfolderBase]: For 1214/1238 co-relation queries the response was YES. [2024-01-29 14:39:44,453 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5177 conditions, 2998 events. 570/2998 cut-off events. For 1214/1238 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 26534 event pairs, 140 based on Foata normal form. 244/3110 useless extension candidates. Maximal degree in co-relation 5158. Up to 701 conditions per place. [2024-01-29 14:39:44,457 INFO L140 encePairwiseOnDemand]: 224/244 looper letters, 102 selfloop transitions, 5 changer transitions 4/223 dead transitions. [2024-01-29 14:39:44,458 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 223 transitions, 830 flow [2024-01-29 14:39:44,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:39:44,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:39:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 614 transitions. [2024-01-29 14:39:44,459 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6290983606557377 [2024-01-29 14:39:44,459 INFO L175 Difference]: Start difference. First operand has 182 places, 187 transitions, 519 flow. Second operand 4 states and 614 transitions. [2024-01-29 14:39:44,459 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 223 transitions, 830 flow [2024-01-29 14:39:44,467 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 223 transitions, 830 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 14:39:44,468 INFO L231 Difference]: Finished difference. Result has 186 places, 179 transitions, 514 flow [2024-01-29 14:39:44,469 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=487, PETRI_DIFFERENCE_MINUEND_PLACES=182, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=514, PETRI_PLACES=186, PETRI_TRANSITIONS=179} [2024-01-29 14:39:44,469 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -59 predicate places. [2024-01-29 14:39:44,469 INFO L495 AbstractCegarLoop]: Abstraction has has 186 places, 179 transitions, 514 flow [2024-01-29 14:39:44,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 124.25) internal successors, (497), 4 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:44,470 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:44,470 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:44,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-29 14:39:44,470 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:44,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:44,470 INFO L85 PathProgramCache]: Analyzing trace with hash -889958347, now seen corresponding path program 1 times [2024-01-29 14:39:44,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:44,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359407515] [2024-01-29 14:39:44,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:44,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:44,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:44,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:44,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359407515] [2024-01-29 14:39:44,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359407515] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:44,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:44,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-29 14:39:44,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517643304] [2024-01-29 14:39:44,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:44,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-29 14:39:44,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:44,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-29 14:39:44,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-01-29 14:39:44,956 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 244 [2024-01-29 14:39:44,957 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 179 transitions, 514 flow. Second operand has 5 states, 5 states have (on average 152.0) internal successors, (760), 5 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:44,957 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:44,957 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 244 [2024-01-29 14:39:44,957 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:45,287 INFO L124 PetriNetUnfolderBase]: 445/2679 cut-off events. [2024-01-29 14:39:45,292 INFO L125 PetriNetUnfolderBase]: For 1201/1221 co-relation queries the response was YES. [2024-01-29 14:39:45,298 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4571 conditions, 2679 events. 445/2679 cut-off events. For 1201/1221 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 22823 event pairs, 28 based on Foata normal form. 4/2623 useless extension candidates. Maximal degree in co-relation 4549. Up to 341 conditions per place. [2024-01-29 14:39:45,307 INFO L140 encePairwiseOnDemand]: 228/244 looper letters, 78 selfloop transitions, 25 changer transitions 19/242 dead transitions. [2024-01-29 14:39:45,307 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 242 transitions, 936 flow [2024-01-29 14:39:45,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-01-29 14:39:45,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-01-29 14:39:45,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1323 transitions. [2024-01-29 14:39:45,311 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6777663934426229 [2024-01-29 14:39:45,311 INFO L175 Difference]: Start difference. First operand has 186 places, 179 transitions, 514 flow. Second operand 8 states and 1323 transitions. [2024-01-29 14:39:45,311 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 193 places, 242 transitions, 936 flow [2024-01-29 14:39:45,320 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 242 transitions, 925 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:39:45,325 INFO L231 Difference]: Finished difference. Result has 193 places, 181 transitions, 573 flow [2024-01-29 14:39:45,325 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=505, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=573, PETRI_PLACES=193, PETRI_TRANSITIONS=181} [2024-01-29 14:39:45,326 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -52 predicate places. [2024-01-29 14:39:45,326 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 181 transitions, 573 flow [2024-01-29 14:39:45,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 152.0) internal successors, (760), 5 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:45,327 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:45,327 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:45,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-29 14:39:45,328 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:45,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:45,328 INFO L85 PathProgramCache]: Analyzing trace with hash -331895182, now seen corresponding path program 1 times [2024-01-29 14:39:45,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:45,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407028651] [2024-01-29 14:39:45,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:45,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:45,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:45,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:45,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407028651] [2024-01-29 14:39:45,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407028651] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:45,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:45,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:39:45,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529287287] [2024-01-29 14:39:45,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:45,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:39:45,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:45,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:39:45,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:39:45,616 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 244 [2024-01-29 14:39:45,617 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 181 transitions, 573 flow. Second operand has 4 states, 4 states have (on average 121.25) internal successors, (485), 4 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:45,617 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:45,617 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 244 [2024-01-29 14:39:45,617 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:45,950 INFO L124 PetriNetUnfolderBase]: 864/3091 cut-off events. [2024-01-29 14:39:45,950 INFO L125 PetriNetUnfolderBase]: For 1657/1661 co-relation queries the response was YES. [2024-01-29 14:39:45,956 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6107 conditions, 3091 events. 864/3091 cut-off events. For 1657/1661 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 22108 event pairs, 488 based on Foata normal form. 239/3292 useless extension candidates. Maximal degree in co-relation 6083. Up to 1224 conditions per place. [2024-01-29 14:39:45,963 INFO L140 encePairwiseOnDemand]: 229/244 looper letters, 94 selfloop transitions, 3 changer transitions 0/182 dead transitions. [2024-01-29 14:39:45,963 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 182 transitions, 758 flow [2024-01-29 14:39:45,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:39:45,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:39:45,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 553 transitions. [2024-01-29 14:39:45,965 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5665983606557377 [2024-01-29 14:39:45,965 INFO L175 Difference]: Start difference. First operand has 193 places, 181 transitions, 573 flow. Second operand 4 states and 553 transitions. [2024-01-29 14:39:45,965 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 182 transitions, 758 flow [2024-01-29 14:39:45,978 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 182 transitions, 677 flow, removed 11 selfloop flow, removed 9 redundant places. [2024-01-29 14:39:45,979 INFO L231 Difference]: Finished difference. Result has 173 places, 169 transitions, 452 flow [2024-01-29 14:39:45,980 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=446, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=452, PETRI_PLACES=173, PETRI_TRANSITIONS=169} [2024-01-29 14:39:45,981 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -72 predicate places. [2024-01-29 14:39:45,981 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 169 transitions, 452 flow [2024-01-29 14:39:45,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 121.25) internal successors, (485), 4 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:45,982 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:45,982 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:45,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-29 14:39:45,982 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:45,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:45,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1698815561, now seen corresponding path program 1 times [2024-01-29 14:39:45,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:45,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557523245] [2024-01-29 14:39:45,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:45,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:46,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:46,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:46,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557523245] [2024-01-29 14:39:46,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557523245] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:46,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:46,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:39:46,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644459326] [2024-01-29 14:39:46,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:46,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:39:46,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:46,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:39:46,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:39:46,366 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 244 [2024-01-29 14:39:46,367 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 169 transitions, 452 flow. Second operand has 4 states, 4 states have (on average 127.5) internal successors, (510), 4 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:46,367 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:46,367 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 244 [2024-01-29 14:39:46,367 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:46,510 INFO L124 PetriNetUnfolderBase]: 136/1124 cut-off events. [2024-01-29 14:39:46,511 INFO L125 PetriNetUnfolderBase]: For 362/382 co-relation queries the response was YES. [2024-01-29 14:39:46,512 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1687 conditions, 1124 events. 136/1124 cut-off events. For 362/382 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 6759 event pairs, 38 based on Foata normal form. 239/1334 useless extension candidates. Maximal degree in co-relation 1667. Up to 140 conditions per place. [2024-01-29 14:39:46,514 INFO L140 encePairwiseOnDemand]: 224/244 looper letters, 42 selfloop transitions, 5 changer transitions 7/166 dead transitions. [2024-01-29 14:39:46,514 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 166 transitions, 510 flow [2024-01-29 14:39:46,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-29 14:39:46,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-01-29 14:39:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 704 transitions. [2024-01-29 14:39:46,515 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5770491803278689 [2024-01-29 14:39:46,515 INFO L175 Difference]: Start difference. First operand has 173 places, 169 transitions, 452 flow. Second operand 5 states and 704 transitions. [2024-01-29 14:39:46,515 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 166 transitions, 510 flow [2024-01-29 14:39:46,517 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 166 transitions, 502 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-29 14:39:46,518 INFO L231 Difference]: Finished difference. Result has 155 places, 142 transitions, 345 flow [2024-01-29 14:39:46,518 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=341, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=345, PETRI_PLACES=155, PETRI_TRANSITIONS=142} [2024-01-29 14:39:46,519 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -90 predicate places. [2024-01-29 14:39:46,519 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 142 transitions, 345 flow [2024-01-29 14:39:46,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 127.5) internal successors, (510), 4 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:46,519 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:46,519 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:46,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-29 14:39:46,519 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:46,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:46,520 INFO L85 PathProgramCache]: Analyzing trace with hash 525483673, now seen corresponding path program 1 times [2024-01-29 14:39:46,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:46,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390104626] [2024-01-29 14:39:46,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:46,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:39:46,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:39:46,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:39:46,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390104626] [2024-01-29 14:39:46,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390104626] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:39:46,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:39:46,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-29 14:39:46,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200736147] [2024-01-29 14:39:46,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:39:46,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-29 14:39:46,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:39:46,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-29 14:39:46,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-29 14:39:46,621 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 221 out of 244 [2024-01-29 14:39:46,622 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 142 transitions, 345 flow. Second operand has 5 states, 5 states have (on average 223.2) internal successors, (1116), 5 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:46,622 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:39:46,622 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 221 of 244 [2024-01-29 14:39:46,622 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:39:46,668 INFO L124 PetriNetUnfolderBase]: 19/442 cut-off events. [2024-01-29 14:39:46,668 INFO L125 PetriNetUnfolderBase]: For 71/71 co-relation queries the response was YES. [2024-01-29 14:39:46,668 INFO L83 FinitePrefix]: Finished finitePrefix Result has 588 conditions, 442 events. 19/442 cut-off events. For 71/71 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 1113 event pairs, 5 based on Foata normal form. 13/449 useless extension candidates. Maximal degree in co-relation 569. Up to 58 conditions per place. [2024-01-29 14:39:46,669 INFO L140 encePairwiseOnDemand]: 239/244 looper letters, 16 selfloop transitions, 4 changer transitions 43/141 dead transitions. [2024-01-29 14:39:46,669 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 141 transitions, 391 flow [2024-01-29 14:39:46,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:39:46,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:39:46,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 911 transitions. [2024-01-29 14:39:46,671 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9334016393442623 [2024-01-29 14:39:46,671 INFO L175 Difference]: Start difference. First operand has 155 places, 142 transitions, 345 flow. Second operand 4 states and 911 transitions. [2024-01-29 14:39:46,671 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 141 transitions, 391 flow [2024-01-29 14:39:46,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 141 transitions, 365 flow, removed 5 selfloop flow, removed 5 redundant places. [2024-01-29 14:39:46,673 INFO L231 Difference]: Finished difference. Result has 148 places, 96 transitions, 215 flow [2024-01-29 14:39:46,673 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=244, PETRI_DIFFERENCE_MINUEND_FLOW=303, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=215, PETRI_PLACES=148, PETRI_TRANSITIONS=96} [2024-01-29 14:39:46,673 INFO L281 CegarLoopForPetriNet]: 245 programPoint places, -97 predicate places. [2024-01-29 14:39:46,673 INFO L495 AbstractCegarLoop]: Abstraction has has 148 places, 96 transitions, 215 flow [2024-01-29 14:39:46,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 223.2) internal successors, (1116), 5 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:39:46,674 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:39:46,674 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:46,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-01-29 14:39:46,674 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 127 more)] === [2024-01-29 14:39:46,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:39:46,675 INFO L85 PathProgramCache]: Analyzing trace with hash -680047373, now seen corresponding path program 1 times [2024-01-29 14:39:46,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:39:46,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331078038] [2024-01-29 14:39:46,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:39:46,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:39:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:39:46,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:39:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:39:46,715 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:39:46,715 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:39:46,716 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION (129 of 130 remaining) [2024-01-29 14:39:46,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 130 remaining) [2024-01-29 14:39:46,717 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 130 remaining) [2024-01-29 14:39:46,718 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 130 remaining) [2024-01-29 14:39:46,719 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr46ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 130 remaining) [2024-01-29 14:39:46,720 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr47ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr48ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr50ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr51ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr52ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr53ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr54ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr55ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr56ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr57ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr58ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr59ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr60ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr61ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr62ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr63ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 130 remaining) [2024-01-29 14:39:46,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr64ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr65ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr66ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr67ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr68ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr69ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr70ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr71ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr72ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr73ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr74ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr75ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr76ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr77ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr78ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr79ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 130 remaining) [2024-01-29 14:39:46,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr80ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr81ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr82ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr83ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr84ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (44 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 130 remaining) [2024-01-29 14:39:46,723 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 130 remaining) [2024-01-29 14:39:46,724 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 130 remaining) [2024-01-29 14:39:46,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 130 remaining) [2024-01-29 14:39:46,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 130 remaining) [2024-01-29 14:39:46,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 130 remaining) [2024-01-29 14:39:46,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-01-29 14:39:46,726 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:39:46,731 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:39:46,731 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:39:46,778 INFO L503 ceAbstractionStarter]: Automizer considered 106 witness invariants [2024-01-29 14:39:46,778 INFO L504 ceAbstractionStarter]: WitnessConsidered=106 [2024-01-29 14:39:46,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:39:46 BasicIcfg [2024-01-29 14:39:46,779 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:39:46,779 INFO L158 Benchmark]: Toolchain (without parser) took 7604.47ms. Allocated memory was 134.2MB in the beginning and 536.9MB in the end (delta: 402.7MB). Free memory was 94.6MB in the beginning and 274.6MB in the end (delta: -179.9MB). Peak memory consumption was 221.5MB. Max. memory is 16.1GB. [2024-01-29 14:39:46,779 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:46,779 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory was 95.7MB in the beginning and 95.6MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:39:46,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 579.40ms. Allocated memory is still 134.2MB. Free memory was 94.6MB in the beginning and 62.8MB in the end (delta: 31.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-01-29 14:39:46,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.77ms. Allocated memory is still 134.2MB. Free memory was 62.8MB in the beginning and 60.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 14:39:46,780 INFO L158 Benchmark]: Boogie Preprocessor took 35.37ms. Allocated memory is still 134.2MB. Free memory was 60.3MB in the beginning and 58.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 14:39:46,780 INFO L158 Benchmark]: RCFGBuilder took 568.81ms. Allocated memory is still 134.2MB. Free memory was 58.1MB in the beginning and 67.3MB in the end (delta: -9.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-01-29 14:39:46,780 INFO L158 Benchmark]: TraceAbstraction took 6385.48ms. Allocated memory was 134.2MB in the beginning and 536.9MB in the end (delta: 402.7MB). Free memory was 66.6MB in the beginning and 274.6MB in the end (delta: -208.0MB). Peak memory consumption was 195.4MB. Max. memory is 16.1GB. [2024-01-29 14:39:46,781 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory was 95.7MB in the beginning and 95.6MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 579.40ms. Allocated memory is still 134.2MB. Free memory was 94.6MB in the beginning and 62.8MB in the end (delta: 31.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.77ms. Allocated memory is still 134.2MB. Free memory was 62.8MB in the beginning and 60.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.37ms. Allocated memory is still 134.2MB. Free memory was 60.3MB in the beginning and 58.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 568.81ms. Allocated memory is still 134.2MB. Free memory was 58.1MB in the beginning and 67.3MB in the end (delta: -9.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 6385.48ms. Allocated memory was 134.2MB in the beginning and 536.9MB in the end (delta: 402.7MB). Free memory was 66.6MB in the beginning and 274.6MB in the end (delta: -208.0MB). Peak memory consumption was 195.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L682] 0 int g = 42; [L683] 0 pthread_mutex_t A = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L683] 0 pthread_mutex_t A = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L683] 0 pthread_mutex_t A = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L683] 0 pthread_mutex_t A = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L683] 0 pthread_mutex_t A = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L683] 0 pthread_mutex_t A = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L684] 0 pthread_mutex_t B = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L684] 0 pthread_mutex_t B = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L684] 0 pthread_mutex_t B = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L684] 0 pthread_mutex_t B = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L684] 0 pthread_mutex_t B = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L684] 0 pthread_mutex_t B = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; [L694] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[42]]]] [L694] 0 int r = __VERIFIER_nondet_int(); [L695] 0 int t; [L696] 0 pthread_t id; VAL [A={3:0}, B={4:0}, g=42, id={5:0}, r=1] [L697] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[42]]]] [L697] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L699] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[42]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L699] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[g]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L699] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[17],IdentifierExpression[g]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L699] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[17]],BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[42]]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L699] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[g],IntegerLiteral[0]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L699] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[127]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L699] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[g],IntegerLiteral[25]],IntegerLiteral[17]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L700] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[17]],BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[42]]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L700] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[g],IntegerLiteral[0]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L700] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[127]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L700] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[g]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L700] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[42]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L700] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[17],IdentifierExpression[g]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L700] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[g],IntegerLiteral[25]],IntegerLiteral[17]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L700] COND TRUE 0 \read(r) VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L701] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[127]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L701] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[g],IntegerLiteral[0]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L701] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[17]],BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[42]]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L701] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[42]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L701] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[g],IntegerLiteral[25]],IntegerLiteral[17]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L701] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[g]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L701] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[17],IdentifierExpression[g]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=42, id={5:0}, r=1] [L701] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[r],IntegerLiteral[0]]]] [L701] 0 g = 17 VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L702] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[r],IntegerLiteral[0]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L702] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[17]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L703] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[r],IntegerLiteral[0]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L703] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[17]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L705] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[127]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L705] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[42]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L705] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[17],IdentifierExpression[g]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L705] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[g],IntegerLiteral[0]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L705] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[17]],BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[42]]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L705] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[g],IntegerLiteral[25]],IntegerLiteral[17]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1] [L705] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[g]]]] [L705] 0 t = g VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[g],IntegerLiteral[25]],IntegerLiteral[17]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[17],IdentifierExpression[g]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[17]],BinaryExpression[COMPEQ,IdentifierExpression[g],IntegerLiteral[42]]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[g],IntegerLiteral[0]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[t],IntegerLiteral[0]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[t],IntegerLiteral[25]],IntegerLiteral[17]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[42]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[t],IntegerLiteral[127]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[17],IdentifierExpression[t]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[t],IntegerLiteral[17]],BinaryExpression[COMPEQ,IdentifierExpression[t],IntegerLiteral[42]]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[g],IntegerLiteral[127]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[t]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[t],IntegerLiteral[42]]]] VAL [A={3:0}, B={4:0}, arg={0:0}, g=17, id={5:0}, r=1, t=17] [L706] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[g]]]] [L706] CALL 0 __VERIFIER_assert(!(t == 17)) [L19] COND TRUE 0 !(cond) VAL [A={3:0}, B={4:0}, \old(cond)=0, arg={0:0}, cond=0, g=17] [L19] 0 reach_error() VAL [A={3:0}, B={4:0}, \old(cond)=0, arg={0:0}, cond=0, g=17] - 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: 699]: 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: 699]: 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: 699]: 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: 699]: 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: 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: 701]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 705]: 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: 705]: 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: 705]: 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: 705]: 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: 705]: 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: 705]: 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: 705]: 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: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 703]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 703]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 707]: 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: 708]: 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: 708]: 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: 708]: 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: 708]: 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: 708]: 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: 708]: 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: 708]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 709]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 709]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 709]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 709]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 709]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 709]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 709]: 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 petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 686]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 689]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 689]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 690]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 690]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 691]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 298 locations, 130 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: 6.2s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3727 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2232 mSDsluCounter, 1613 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 809 mSDsCounter, 668 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3233 IncrementalHoareTripleChecker+Invalid, 3901 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 668 mSolverCounterUnsat, 804 mSDtfsCounter, 3233 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=573occurred in iteration=7, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 417 NumberOfCodeBlocks, 417 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 344 ConstructedInterpolants, 0 QuantifiedInterpolants, 985 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-29 14:39:46,821 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