./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-time-trans.wvr.c --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/chl-time-trans.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cb09d658 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/weaver/chl-time-trans.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/chl-time-trans.wvr.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-cb09d65-m [2024-01-27 23:08:33,725 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 23:08:33,777 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 23:08:33,780 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 23:08:33,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 23:08:33,794 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 23:08:33,795 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 23:08:33,795 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 23:08:33,796 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 23:08:33,796 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 23:08:33,796 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 23:08:33,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 23:08:33,797 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 23:08:33,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 23:08:33,798 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 23:08:33,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 23:08:33,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 23:08:33,799 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 23:08:33,799 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 23:08:33,799 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 23:08:33,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 23:08:33,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 23:08:33,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 23:08:33,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 23:08:33,805 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 23:08:33,805 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 23:08:33,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 23:08:33,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 23:08:33,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 23:08:33,806 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 23:08:33,807 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 23:08:33,807 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 23:08:33,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:08:33,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 23:08:33,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 23:08:33,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 23:08:33,808 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 23:08:33,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 23:08:33,809 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 23:08:33,809 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 23:08:33,809 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 23:08:33,810 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 23:08:33,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 23:08:33,810 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 23:08:34,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 23:08:34,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 23:08:34,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 23:08:34,055 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 23:08:34,056 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 23:08:34,057 INFO L431 ainManager$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/chl-time-trans.wvr.yml/witness.yml [2024-01-27 23:08:34,177 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 23:08:34,178 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 23:08:34,178 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-time-trans.wvr.c [2024-01-27 23:08:35,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 23:08:35,476 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 23:08:35,476 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-trans.wvr.c [2024-01-27 23:08:35,483 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fb570b2f/f232e99a49fc4fc391137c199200db92/FLAG74b079f64 [2024-01-27 23:08:35,495 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fb570b2f/f232e99a49fc4fc391137c199200db92 [2024-01-27 23:08:35,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 23:08:35,496 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 23:08:35,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 23:08:35,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 23:08:35,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 23:08:35,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:08:34" (1/2) ... [2024-01-27 23:08:35,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b66e51f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:08:35, skipping insertion in model container [2024-01-27 23:08:35,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:08:34" (1/2) ... [2024-01-27 23:08:35,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@110346df and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:08:35, skipping insertion in model container [2024-01-27 23:08:35,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:08:35" (2/2) ... [2024-01-27 23:08:35,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b66e51f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35, skipping insertion in model container [2024-01-27 23:08:35,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:08:35" (2/2) ... [2024-01-27 23:08:35,505 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 23:08:35,523 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 23:08:35,524 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] cmp_8 == 0 [2024-01-27 23:08:35,524 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,524 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] volume_totale_5 == 0 [2024-01-27 23:08:35,524 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_6 == 0 [2024-01-27 23:08:35,524 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_7 == 0 [2024-01-27 23:08:35,525 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_8 == 0 [2024-01-27 23:08:35,525 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] cmp_8 == 0 [2024-01-27 23:08:35,525 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] b != 0 [2024-01-27 23:08:35,525 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] 1 <= b [2024-01-27 23:08:35,525 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,525 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,525 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b != 0 [2024-01-27 23:08:35,526 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b <= -1 [2024-01-27 23:08:35,526 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,526 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,526 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,526 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,526 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,527 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,527 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_6 == 0 [2024-01-27 23:08:35,527 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_3 == 0 [2024-01-27 23:08:35,527 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ora_4 == 0 [2024-01-27 23:08:35,527 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_1 == 0 [2024-01-27 23:08:35,527 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_8 == 0 [2024-01-27 23:08:35,527 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_5 == 0 [2024-01-27 23:08:35,527 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_7 == 0 [2024-01-27 23:08:35,528 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_8 == 0 [2024-01-27 23:08:35,528 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_7 == 0 [2024-01-27 23:08:35,528 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_3 == 0 [2024-01-27 23:08:35,528 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_6 == 0 [2024-01-27 23:08:35,528 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_7 == 0 [2024-01-27 23:08:35,528 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_8 == 0 [2024-01-27 23:08:35,528 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_5 == 0 [2024-01-27 23:08:35,529 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_1 == 0 [2024-01-27 23:08:35,529 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_1 == 0 [2024-01-27 23:08:35,529 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_3 == 0 [2024-01-27 23:08:35,529 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_8 == 0 [2024-01-27 23:08:35,529 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_5 == 0 [2024-01-27 23:08:35,529 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_7 == 0 [2024-01-27 23:08:35,529 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_4 == 0 [2024-01-27 23:08:35,530 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_6 == 0 [2024-01-27 23:08:35,530 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_2 == 0 [2024-01-27 23:08:35,530 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_3 == 0 [2024-01-27 23:08:35,530 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_6 == 0 [2024-01-27 23:08:35,530 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_8 == 0 [2024-01-27 23:08:35,530 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_5 == 0 [2024-01-27 23:08:35,530 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_7 == 0 [2024-01-27 23:08:35,531 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_6 == 0 [2024-01-27 23:08:35,531 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_4 == 0 [2024-01-27 23:08:35,531 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_1 == 0 [2024-01-27 23:08:35,531 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_5 == 0 [2024-01-27 23:08:35,531 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_0 == 0 [2024-01-27 23:08:35,531 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_3 == 0 [2024-01-27 23:08:35,531 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_8 == 0 [2024-01-27 23:08:35,532 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_7 == 0 [2024-01-27 23:08:35,532 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_2 == 0 [2024-01-27 23:08:35,532 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_7 == 0 [2024-01-27 23:08:35,532 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_6 == 0 [2024-01-27 23:08:35,532 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_8 == 0 [2024-01-27 23:08:35,532 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,532 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,533 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-27 23:08:35,547 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 23:08:35,681 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-trans.wvr.c[2875,2888] [2024-01-27 23:08:35,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:08:35,694 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 23:08:35,702 WARN L424 MainDispatcher]: Unable to annotate extern int pthread_create (pthread_t *__restrict __newthread, const pthread_attr_t *__restrict __attr, void *(*__start_routine) (void *), void *__restrict __arg) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 3))); 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 [2024-01-27 23:08:35,746 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-trans.wvr.c[2875,2888] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 23:08:35,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:08:35,782 INFO L206 MainTranslator]: Completed translation [2024-01-27 23:08:35,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35 WrapperNode [2024-01-27 23:08:35,782 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 23:08:35,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 23:08:35,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 23:08:35,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 23:08:35,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,818 INFO L138 Inliner]: procedures = 23, calls = 39, calls flagged for inlining = 11, calls inlined = 21, statements flattened = 306 [2024-01-27 23:08:35,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 23:08:35,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 23:08:35,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 23:08:35,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 23:08:35,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,831 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,843 INFO L175 MemorySlicer]: Split 8 memory accesses to 4 slices as follows [2, 2, 2, 2]. 25 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-01-27 23:08:35,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 23:08:35,858 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 23:08:35,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 23:08:35,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 23:08:35,859 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (1/1) ... [2024-01-27 23:08:35,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:08:35,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 23:08:35,881 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) [2024-01-27 23:08:35,900 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 [2024-01-27 23:08:35,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 23:08:35,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-27 23:08:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-27 23:08:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-27 23:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-27 23:08:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-27 23:08:35,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-27 23:08:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 23:08:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 23:08:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 23:08:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-27 23:08:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 23:08:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 23:08:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 23:08:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 23:08:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-27 23:08:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 23:08:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 23:08:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 23:08:35,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 23:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 23:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 23:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-27 23:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-27 23:08:35,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 23:08:35,914 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-27 23:08:35,998 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 23:08:35,999 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 23:08:36,353 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 23:08:36,353 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 23:08:36,730 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 23:08:36,730 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-27 23:08:36,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:08:36 BoogieIcfgContainer [2024-01-27 23:08:36,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 23:08:36,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 23:08:36,735 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 23:08:36,737 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 23:08:36,737 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:08:34" (1/4) ... [2024-01-27 23:08:36,738 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68dce402 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 11:08:36, skipping insertion in model container [2024-01-27 23:08:36,738 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 11:08:35" (2/4) ... [2024-01-27 23:08:36,739 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68dce402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:08:36, skipping insertion in model container [2024-01-27 23:08:36,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:08:35" (3/4) ... [2024-01-27 23:08:36,740 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68dce402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:08:36, skipping insertion in model container [2024-01-27 23:08:36,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:08:36" (4/4) ... [2024-01-27 23:08:36,742 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-trans.wvr.c [2024-01-27 23:08:36,756 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 23:08:36,756 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 82 error locations. [2024-01-27 23:08:36,756 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 23:08:36,834 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-27 23:08:36,874 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 166 places, 156 transitions, 333 flow [2024-01-27 23:08:36,933 INFO L124 PetriNetUnfolderBase]: 0/153 cut-off events. [2024-01-27 23:08:36,933 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-01-27 23:08:36,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 166 conditions, 153 events. 0/153 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 293 event pairs, 0 based on Foata normal form. 0/71 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-01-27 23:08:36,935 INFO L82 GeneralOperation]: Start removeDead. Operand has 166 places, 156 transitions, 333 flow [2024-01-27 23:08:36,942 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 162 places, 152 transitions, 322 flow [2024-01-27 23:08:36,960 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 23:08:36,966 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;@655dc41b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 23:08:36,966 INFO L358 AbstractCegarLoop]: Starting to check reachability of 121 error locations. [2024-01-27 23:08:36,967 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 23:08:36,968 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-27 23:08:36,968 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:08:36,968 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:36,968 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-27 23:08:36,969 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:36,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:36,974 INFO L85 PathProgramCache]: Analyzing trace with hash 32399, now seen corresponding path program 1 times [2024-01-27 23:08:36,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:36,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414588417] [2024-01-27 23:08:36,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:36,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:37,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:37,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414588417] [2024-01-27 23:08:37,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414588417] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:37,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:37,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:37,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538829713] [2024-01-27 23:08:37,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:37,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:37,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:37,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:37,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:37,280 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 156 [2024-01-27 23:08:37,288 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 152 transitions, 322 flow. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 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) [2024-01-27 23:08:37,289 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:37,289 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 156 [2024-01-27 23:08:37,290 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:37,486 INFO L124 PetriNetUnfolderBase]: 279/599 cut-off events. [2024-01-27 23:08:37,486 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:08:37,490 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1105 conditions, 599 events. 279/599 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3210 event pairs, 279 based on Foata normal form. 0/295 useless extension candidates. Maximal degree in co-relation 995. Up to 456 conditions per place. [2024-01-27 23:08:37,495 INFO L140 encePairwiseOnDemand]: 128/156 looper letters, 25 selfloop transitions, 2 changer transitions 0/113 dead transitions. [2024-01-27 23:08:37,496 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 113 transitions, 289 flow [2024-01-27 23:08:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:37,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:37,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 332 transitions. [2024-01-27 23:08:37,507 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7094017094017094 [2024-01-27 23:08:37,508 INFO L175 Difference]: Start difference. First operand has 162 places, 152 transitions, 322 flow. Second operand 3 states and 332 transitions. [2024-01-27 23:08:37,509 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 113 transitions, 289 flow [2024-01-27 23:08:37,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 113 transitions, 286 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-27 23:08:37,514 INFO L231 Difference]: Finished difference. Result has 122 places, 113 transitions, 236 flow [2024-01-27 23:08:37,516 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=122, PETRI_TRANSITIONS=113} [2024-01-27 23:08:37,518 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -40 predicate places. [2024-01-27 23:08:37,518 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 113 transitions, 236 flow [2024-01-27 23:08:37,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 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) [2024-01-27 23:08:37,518 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:37,519 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-27 23:08:37,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 23:08:37,519 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:37,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:37,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1005428, now seen corresponding path program 1 times [2024-01-27 23:08:37,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:37,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318083876] [2024-01-27 23:08:37,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:37,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:37,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:37,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318083876] [2024-01-27 23:08:37,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318083876] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:37,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:37,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:37,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353550699] [2024-01-27 23:08:37,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:37,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:37,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:37,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:37,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:37,569 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 156 [2024-01-27 23:08:37,569 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 113 transitions, 236 flow. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 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) [2024-01-27 23:08:37,569 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:37,569 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 156 [2024-01-27 23:08:37,570 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:37,657 INFO L124 PetriNetUnfolderBase]: 279/591 cut-off events. [2024-01-27 23:08:37,658 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:08:37,659 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1102 conditions, 591 events. 279/591 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3212 event pairs, 279 based on Foata normal form. 0/294 useless extension candidates. Maximal degree in co-relation 1061. Up to 450 conditions per place. [2024-01-27 23:08:37,661 INFO L140 encePairwiseOnDemand]: 146/156 looper letters, 30 selfloop transitions, 2 changer transitions 0/105 dead transitions. [2024-01-27 23:08:37,661 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 105 transitions, 284 flow [2024-01-27 23:08:37,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:37,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:37,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 286 transitions. [2024-01-27 23:08:37,664 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6111111111111112 [2024-01-27 23:08:37,664 INFO L175 Difference]: Start difference. First operand has 122 places, 113 transitions, 236 flow. Second operand 3 states and 286 transitions. [2024-01-27 23:08:37,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 105 transitions, 284 flow [2024-01-27 23:08:37,665 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 105 transitions, 280 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:37,666 INFO L231 Difference]: Finished difference. Result has 114 places, 105 transitions, 220 flow [2024-01-27 23:08:37,666 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=220, PETRI_PLACES=114, PETRI_TRANSITIONS=105} [2024-01-27 23:08:37,667 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -48 predicate places. [2024-01-27 23:08:37,667 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 105 transitions, 220 flow [2024-01-27 23:08:37,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 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) [2024-01-27 23:08:37,667 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:37,667 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-27 23:08:37,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 23:08:37,668 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:37,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:37,668 INFO L85 PathProgramCache]: Analyzing trace with hash 31169359, now seen corresponding path program 1 times [2024-01-27 23:08:37,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:37,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533181875] [2024-01-27 23:08:37,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:37,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:37,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:37,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:37,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533181875] [2024-01-27 23:08:37,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533181875] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:37,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:37,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:37,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198180964] [2024-01-27 23:08:37,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:37,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:37,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:37,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:37,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:37,708 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 156 [2024-01-27 23:08:37,709 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 105 transitions, 220 flow. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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) [2024-01-27 23:08:37,709 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:37,709 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 156 [2024-01-27 23:08:37,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:37,828 INFO L124 PetriNetUnfolderBase]: 279/582 cut-off events. [2024-01-27 23:08:37,828 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:08:37,829 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1093 conditions, 582 events. 279/582 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3206 event pairs, 279 based on Foata normal form. 1/293 useless extension candidates. Maximal degree in co-relation 1001. Up to 449 conditions per place. [2024-01-27 23:08:37,831 INFO L140 encePairwiseOnDemand]: 145/156 looper letters, 30 selfloop transitions, 2 changer transitions 0/96 dead transitions. [2024-01-27 23:08:37,831 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 96 transitions, 266 flow [2024-01-27 23:08:37,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:37,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 284 transitions. [2024-01-27 23:08:37,833 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6068376068376068 [2024-01-27 23:08:37,833 INFO L175 Difference]: Start difference. First operand has 114 places, 105 transitions, 220 flow. Second operand 3 states and 284 transitions. [2024-01-27 23:08:37,833 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 96 transitions, 266 flow [2024-01-27 23:08:37,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 96 transitions, 262 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:37,835 INFO L231 Difference]: Finished difference. Result has 105 places, 96 transitions, 202 flow [2024-01-27 23:08:37,835 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=202, PETRI_PLACES=105, PETRI_TRANSITIONS=96} [2024-01-27 23:08:37,836 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -57 predicate places. [2024-01-27 23:08:37,836 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 96 transitions, 202 flow [2024-01-27 23:08:37,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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) [2024-01-27 23:08:37,836 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:37,836 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 23:08:37,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-27 23:08:37,837 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:37,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:37,837 INFO L85 PathProgramCache]: Analyzing trace with hash 966251222, now seen corresponding path program 1 times [2024-01-27 23:08:37,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:37,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893876461] [2024-01-27 23:08:37,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:37,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:37,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:37,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:37,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893876461] [2024-01-27 23:08:37,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893876461] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:37,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:37,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:37,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925784796] [2024-01-27 23:08:37,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:37,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:37,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:37,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:37,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:37,885 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 156 [2024-01-27 23:08:37,885 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 96 transitions, 202 flow. Second operand has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 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) [2024-01-27 23:08:37,885 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:37,886 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 156 [2024-01-27 23:08:37,886 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:37,951 INFO L124 PetriNetUnfolderBase]: 279/577 cut-off events. [2024-01-27 23:08:37,952 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:08:37,952 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1084 conditions, 577 events. 279/577 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3203 event pairs, 279 based on Foata normal form. 0/290 useless extension candidates. Maximal degree in co-relation 999. Up to 453 conditions per place. [2024-01-27 23:08:37,955 INFO L140 encePairwiseOnDemand]: 149/156 looper letters, 26 selfloop transitions, 2 changer transitions 0/91 dead transitions. [2024-01-27 23:08:37,955 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 91 transitions, 248 flow [2024-01-27 23:08:37,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:37,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 300 transitions. [2024-01-27 23:08:37,956 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6410256410256411 [2024-01-27 23:08:37,956 INFO L175 Difference]: Start difference. First operand has 105 places, 96 transitions, 202 flow. Second operand 3 states and 300 transitions. [2024-01-27 23:08:37,956 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 91 transitions, 248 flow [2024-01-27 23:08:37,957 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 91 transitions, 244 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:37,958 INFO L231 Difference]: Finished difference. Result has 100 places, 91 transitions, 192 flow [2024-01-27 23:08:37,958 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=192, PETRI_PLACES=100, PETRI_TRANSITIONS=91} [2024-01-27 23:08:37,959 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -62 predicate places. [2024-01-27 23:08:37,959 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 91 transitions, 192 flow [2024-01-27 23:08:37,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 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) [2024-01-27 23:08:37,959 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:37,960 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-27 23:08:37,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-27 23:08:37,960 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:37,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:37,960 INFO L85 PathProgramCache]: Analyzing trace with hash -110982061, now seen corresponding path program 1 times [2024-01-27 23:08:37,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:37,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104521285] [2024-01-27 23:08:37,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:37,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:37,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:37,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:37,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104521285] [2024-01-27 23:08:37,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104521285] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:37,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:37,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:37,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493583339] [2024-01-27 23:08:37,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:37,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:37,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:37,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:37,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:37,983 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 156 [2024-01-27 23:08:37,984 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 91 transitions, 192 flow. Second operand has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 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) [2024-01-27 23:08:37,984 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:37,984 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 156 [2024-01-27 23:08:37,984 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:38,047 INFO L124 PetriNetUnfolderBase]: 279/576 cut-off events. [2024-01-27 23:08:38,047 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:08:38,048 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1081 conditions, 576 events. 279/576 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3189 event pairs, 279 based on Foata normal form. 0/290 useless extension candidates. Maximal degree in co-relation 1016. Up to 457 conditions per place. [2024-01-27 23:08:38,050 INFO L140 encePairwiseOnDemand]: 153/156 looper letters, 24 selfloop transitions, 2 changer transitions 0/90 dead transitions. [2024-01-27 23:08:38,050 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 90 transitions, 242 flow [2024-01-27 23:08:38,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 312 transitions. [2024-01-27 23:08:38,052 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2024-01-27 23:08:38,052 INFO L175 Difference]: Start difference. First operand has 100 places, 91 transitions, 192 flow. Second operand 3 states and 312 transitions. [2024-01-27 23:08:38,052 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 90 transitions, 242 flow [2024-01-27 23:08:38,052 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 90 transitions, 238 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:38,053 INFO L231 Difference]: Finished difference. Result has 99 places, 90 transitions, 190 flow [2024-01-27 23:08:38,054 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=190, PETRI_PLACES=99, PETRI_TRANSITIONS=90} [2024-01-27 23:08:38,054 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -63 predicate places. [2024-01-27 23:08:38,054 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 90 transitions, 190 flow [2024-01-27 23:08:38,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 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) [2024-01-27 23:08:38,055 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:38,055 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:08:38,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-27 23:08:38,055 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:38,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:38,056 INFO L85 PathProgramCache]: Analyzing trace with hash 854524466, now seen corresponding path program 1 times [2024-01-27 23:08:38,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:38,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159449802] [2024-01-27 23:08:38,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:38,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:38,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:38,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:38,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159449802] [2024-01-27 23:08:38,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159449802] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:38,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:38,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:38,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951415749] [2024-01-27 23:08:38,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:38,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:38,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:38,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:38,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:38,100 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 156 [2024-01-27 23:08:38,100 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 90 transitions, 190 flow. Second operand has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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) [2024-01-27 23:08:38,100 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:38,100 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 156 [2024-01-27 23:08:38,101 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:38,167 INFO L124 PetriNetUnfolderBase]: 279/570 cut-off events. [2024-01-27 23:08:38,168 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:08:38,168 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1079 conditions, 570 events. 279/570 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3202 event pairs, 279 based on Foata normal form. 0/289 useless extension candidates. Maximal degree in co-relation 1058. Up to 452 conditions per place. [2024-01-27 23:08:38,171 INFO L140 encePairwiseOnDemand]: 148/156 looper letters, 28 selfloop transitions, 2 changer transitions 0/84 dead transitions. [2024-01-27 23:08:38,171 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 84 transitions, 238 flow [2024-01-27 23:08:38,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:38,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:38,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2024-01-27 23:08:38,191 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6282051282051282 [2024-01-27 23:08:38,192 INFO L175 Difference]: Start difference. First operand has 99 places, 90 transitions, 190 flow. Second operand 3 states and 294 transitions. [2024-01-27 23:08:38,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 84 transitions, 238 flow [2024-01-27 23:08:38,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 84 transitions, 234 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:38,193 INFO L231 Difference]: Finished difference. Result has 93 places, 84 transitions, 178 flow [2024-01-27 23:08:38,193 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=174, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=178, PETRI_PLACES=93, PETRI_TRANSITIONS=84} [2024-01-27 23:08:38,194 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -69 predicate places. [2024-01-27 23:08:38,194 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 84 transitions, 178 flow [2024-01-27 23:08:38,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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) [2024-01-27 23:08:38,194 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:38,195 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:08:38,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-27 23:08:38,195 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:38,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:38,195 INFO L85 PathProgramCache]: Analyzing trace with hash 720455712, now seen corresponding path program 1 times [2024-01-27 23:08:38,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:38,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5881274] [2024-01-27 23:08:38,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:38,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:38,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:38,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:38,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5881274] [2024-01-27 23:08:38,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5881274] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:38,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:38,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:38,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968674949] [2024-01-27 23:08:38,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:38,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:38,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:38,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:38,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:38,230 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 156 [2024-01-27 23:08:38,230 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 84 transitions, 178 flow. Second operand has 3 states, 3 states have (on average 90.66666666666667) internal successors, (272), 3 states have internal predecessors, (272), 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) [2024-01-27 23:08:38,230 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:38,230 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 156 [2024-01-27 23:08:38,230 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:38,293 INFO L124 PetriNetUnfolderBase]: 279/566 cut-off events. [2024-01-27 23:08:38,294 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:08:38,294 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1073 conditions, 566 events. 279/566 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3179 event pairs, 279 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 1009. Up to 454 conditions per place. [2024-01-27 23:08:38,297 INFO L140 encePairwiseOnDemand]: 150/156 looper letters, 26 selfloop transitions, 2 changer transitions 0/80 dead transitions. [2024-01-27 23:08:38,297 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 80 transitions, 226 flow [2024-01-27 23:08:38,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:38,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:38,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 302 transitions. [2024-01-27 23:08:38,298 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6452991452991453 [2024-01-27 23:08:38,298 INFO L175 Difference]: Start difference. First operand has 93 places, 84 transitions, 178 flow. Second operand 3 states and 302 transitions. [2024-01-27 23:08:38,298 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 80 transitions, 226 flow [2024-01-27 23:08:38,299 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 80 transitions, 222 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:38,300 INFO L231 Difference]: Finished difference. Result has 89 places, 80 transitions, 170 flow [2024-01-27 23:08:38,300 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=166, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=170, PETRI_PLACES=89, PETRI_TRANSITIONS=80} [2024-01-27 23:08:38,300 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -73 predicate places. [2024-01-27 23:08:38,301 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 80 transitions, 170 flow [2024-01-27 23:08:38,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 90.66666666666667) internal successors, (272), 3 states have internal predecessors, (272), 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) [2024-01-27 23:08:38,301 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:38,301 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:08:38,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-27 23:08:38,301 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:38,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:38,302 INFO L85 PathProgramCache]: Analyzing trace with hash 859291606, now seen corresponding path program 1 times [2024-01-27 23:08:38,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:38,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466649082] [2024-01-27 23:08:38,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:38,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:38,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:38,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:38,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466649082] [2024-01-27 23:08:38,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466649082] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:38,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:38,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:38,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251342634] [2024-01-27 23:08:38,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:38,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:38,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:38,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:38,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:38,324 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 156 [2024-01-27 23:08:38,325 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 80 transitions, 170 flow. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 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) [2024-01-27 23:08:38,325 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:38,325 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 156 [2024-01-27 23:08:38,325 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:38,388 INFO L124 PetriNetUnfolderBase]: 279/563 cut-off events. [2024-01-27 23:08:38,388 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:08:38,389 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1070 conditions, 563 events. 279/563 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3161 event pairs, 279 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 1022. Up to 455 conditions per place. [2024-01-27 23:08:38,391 INFO L140 encePairwiseOnDemand]: 151/156 looper letters, 26 selfloop transitions, 2 changer transitions 0/77 dead transitions. [2024-01-27 23:08:38,391 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 77 transitions, 220 flow [2024-01-27 23:08:38,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:38,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 304 transitions. [2024-01-27 23:08:38,393 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6495726495726496 [2024-01-27 23:08:38,393 INFO L175 Difference]: Start difference. First operand has 89 places, 80 transitions, 170 flow. Second operand 3 states and 304 transitions. [2024-01-27 23:08:38,393 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 77 transitions, 220 flow [2024-01-27 23:08:38,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 77 transitions, 216 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:38,394 INFO L231 Difference]: Finished difference. Result has 86 places, 77 transitions, 164 flow [2024-01-27 23:08:38,394 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=164, PETRI_PLACES=86, PETRI_TRANSITIONS=77} [2024-01-27 23:08:38,395 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -76 predicate places. [2024-01-27 23:08:38,395 INFO L495 AbstractCegarLoop]: Abstraction has has 86 places, 77 transitions, 164 flow [2024-01-27 23:08:38,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 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) [2024-01-27 23:08:38,395 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:38,396 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:08:38,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-27 23:08:38,396 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:38,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:38,396 INFO L85 PathProgramCache]: Analyzing trace with hash 868237042, now seen corresponding path program 1 times [2024-01-27 23:08:38,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:38,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980761923] [2024-01-27 23:08:38,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:38,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:38,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:38,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980761923] [2024-01-27 23:08:38,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980761923] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:38,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:38,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:08:38,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734453367] [2024-01-27 23:08:38,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:38,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:08:38,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:38,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:08:38,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:08:38,424 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 156 [2024-01-27 23:08:38,425 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 77 transitions, 164 flow. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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) [2024-01-27 23:08:38,425 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:38,425 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 156 [2024-01-27 23:08:38,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:38,489 INFO L124 PetriNetUnfolderBase]: 279/556 cut-off events. [2024-01-27 23:08:38,489 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:08:38,490 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1065 conditions, 556 events. 279/556 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3147 event pairs, 279 based on Foata normal form. 1/287 useless extension candidates. Maximal degree in co-relation 1030. Up to 451 conditions per place. [2024-01-27 23:08:38,492 INFO L140 encePairwiseOnDemand]: 147/156 looper letters, 28 selfloop transitions, 2 changer transitions 0/70 dead transitions. [2024-01-27 23:08:38,492 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 70 transitions, 210 flow [2024-01-27 23:08:38,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:08:38,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:08:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 292 transitions. [2024-01-27 23:08:38,493 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6239316239316239 [2024-01-27 23:08:38,493 INFO L175 Difference]: Start difference. First operand has 86 places, 77 transitions, 164 flow. Second operand 3 states and 292 transitions. [2024-01-27 23:08:38,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 70 transitions, 210 flow [2024-01-27 23:08:38,494 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 70 transitions, 206 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:38,495 INFO L231 Difference]: Finished difference. Result has 79 places, 70 transitions, 150 flow [2024-01-27 23:08:38,495 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=146, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=150, PETRI_PLACES=79, PETRI_TRANSITIONS=70} [2024-01-27 23:08:38,495 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -83 predicate places. [2024-01-27 23:08:38,495 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 70 transitions, 150 flow [2024-01-27 23:08:38,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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) [2024-01-27 23:08:38,496 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:38,496 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] [2024-01-27 23:08:38,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-27 23:08:38,496 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:38,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:38,497 INFO L85 PathProgramCache]: Analyzing trace with hash 124373065, now seen corresponding path program 1 times [2024-01-27 23:08:38,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:38,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706019893] [2024-01-27 23:08:38,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:38,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:08:38,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:08:38,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:08:38,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706019893] [2024-01-27 23:08:38,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706019893] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:08:38,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:08:38,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 23:08:38,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065565668] [2024-01-27 23:08:38,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:08:38,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-27 23:08:38,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:08:38,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-27 23:08:38,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-27 23:08:38,630 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 156 [2024-01-27 23:08:38,631 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 70 transitions, 150 flow. Second operand has 4 states, 4 states have (on average 97.25) internal successors, (389), 4 states have internal predecessors, (389), 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) [2024-01-27 23:08:38,631 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:08:38,631 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 156 [2024-01-27 23:08:38,631 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:08:38,710 INFO L124 PetriNetUnfolderBase]: 279/514 cut-off events. [2024-01-27 23:08:38,711 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:08:38,711 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1018 conditions, 514 events. 279/514 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 2207 event pairs, 165 based on Foata normal form. 42/358 useless extension candidates. Maximal degree in co-relation 962. Up to 366 conditions per place. [2024-01-27 23:08:38,713 INFO L140 encePairwiseOnDemand]: 152/156 looper letters, 34 selfloop transitions, 2 changer transitions 0/79 dead transitions. [2024-01-27 23:08:38,713 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 79 transitions, 244 flow [2024-01-27 23:08:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 23:08:38,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 23:08:38,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 414 transitions. [2024-01-27 23:08:38,715 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6634615384615384 [2024-01-27 23:08:38,715 INFO L175 Difference]: Start difference. First operand has 79 places, 70 transitions, 150 flow. Second operand 4 states and 414 transitions. [2024-01-27 23:08:38,715 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 79 transitions, 244 flow [2024-01-27 23:08:38,716 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 79 transitions, 240 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:08:38,716 INFO L231 Difference]: Finished difference. Result has 78 places, 68 transitions, 146 flow [2024-01-27 23:08:38,717 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=146, PETRI_PLACES=78, PETRI_TRANSITIONS=68} [2024-01-27 23:08:38,717 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -84 predicate places. [2024-01-27 23:08:38,717 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 68 transitions, 146 flow [2024-01-27 23:08:38,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.25) internal successors, (389), 4 states have internal predecessors, (389), 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) [2024-01-27 23:08:38,718 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:08:38,718 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] [2024-01-27 23:08:38,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-01-27 23:08:38,718 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 23:08:38,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:08:38,719 INFO L85 PathProgramCache]: Analyzing trace with hash -439401144, now seen corresponding path program 1 times [2024-01-27 23:08:38,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:08:38,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494072762] [2024-01-27 23:08:38,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:08:38,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:08:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 23:08:38,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 23:08:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 23:08:38,754 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 23:08:38,754 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 23:08:38,755 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 121 remaining) [2024-01-27 23:08:38,756 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 121 remaining) [2024-01-27 23:08:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 121 remaining) [2024-01-27 23:08:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 121 remaining) [2024-01-27 23:08:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 121 remaining) [2024-01-27 23:08:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 121 remaining) [2024-01-27 23:08:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 121 remaining) [2024-01-27 23:08:38,757 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 121 remaining) [2024-01-27 23:08:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 121 remaining) [2024-01-27 23:08:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 121 remaining) [2024-01-27 23:08:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 121 remaining) [2024-01-27 23:08:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 121 remaining) [2024-01-27 23:08:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 121 remaining) [2024-01-27 23:08:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 121 remaining) [2024-01-27 23:08:38,758 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 121 remaining) [2024-01-27 23:08:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 121 remaining) [2024-01-27 23:08:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 121 remaining) [2024-01-27 23:08:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 121 remaining) [2024-01-27 23:08:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 121 remaining) [2024-01-27 23:08:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 121 remaining) [2024-01-27 23:08:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 121 remaining) [2024-01-27 23:08:38,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 121 remaining) [2024-01-27 23:08:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 121 remaining) [2024-01-27 23:08:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 121 remaining) [2024-01-27 23:08:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 121 remaining) [2024-01-27 23:08:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 121 remaining) [2024-01-27 23:08:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 121 remaining) [2024-01-27 23:08:38,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 121 remaining) [2024-01-27 23:08:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 121 remaining) [2024-01-27 23:08:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 121 remaining) [2024-01-27 23:08:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 121 remaining) [2024-01-27 23:08:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 121 remaining) [2024-01-27 23:08:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 121 remaining) [2024-01-27 23:08:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 121 remaining) [2024-01-27 23:08:38,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 121 remaining) [2024-01-27 23:08:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 121 remaining) [2024-01-27 23:08:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 121 remaining) [2024-01-27 23:08:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 121 remaining) [2024-01-27 23:08:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 121 remaining) [2024-01-27 23:08:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 121 remaining) [2024-01-27 23:08:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 121 remaining) [2024-01-27 23:08:38,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 121 remaining) [2024-01-27 23:08:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 121 remaining) [2024-01-27 23:08:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 121 remaining) [2024-01-27 23:08:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 121 remaining) [2024-01-27 23:08:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 121 remaining) [2024-01-27 23:08:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 121 remaining) [2024-01-27 23:08:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 121 remaining) [2024-01-27 23:08:38,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 121 remaining) [2024-01-27 23:08:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 121 remaining) [2024-01-27 23:08:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 121 remaining) [2024-01-27 23:08:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 121 remaining) [2024-01-27 23:08:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 121 remaining) [2024-01-27 23:08:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 121 remaining) [2024-01-27 23:08:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 121 remaining) [2024-01-27 23:08:38,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 121 remaining) [2024-01-27 23:08:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 121 remaining) [2024-01-27 23:08:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 121 remaining) [2024-01-27 23:08:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 121 remaining) [2024-01-27 23:08:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 121 remaining) [2024-01-27 23:08:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 121 remaining) [2024-01-27 23:08:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 121 remaining) [2024-01-27 23:08:38,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 121 remaining) [2024-01-27 23:08:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 121 remaining) [2024-01-27 23:08:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 121 remaining) [2024-01-27 23:08:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 121 remaining) [2024-01-27 23:08:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 121 remaining) [2024-01-27 23:08:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 121 remaining) [2024-01-27 23:08:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 121 remaining) [2024-01-27 23:08:38,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 121 remaining) [2024-01-27 23:08:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 121 remaining) [2024-01-27 23:08:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 121 remaining) [2024-01-27 23:08:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 121 remaining) [2024-01-27 23:08:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 121 remaining) [2024-01-27 23:08:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 121 remaining) [2024-01-27 23:08:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 121 remaining) [2024-01-27 23:08:38,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 121 remaining) [2024-01-27 23:08:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 121 remaining) [2024-01-27 23:08:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 121 remaining) [2024-01-27 23:08:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 121 remaining) [2024-01-27 23:08:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 121 remaining) [2024-01-27 23:08:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 121 remaining) [2024-01-27 23:08:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (38 of 121 remaining) [2024-01-27 23:08:38,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 121 remaining) [2024-01-27 23:08:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 121 remaining) [2024-01-27 23:08:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (35 of 121 remaining) [2024-01-27 23:08:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 121 remaining) [2024-01-27 23:08:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 121 remaining) [2024-01-27 23:08:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 121 remaining) [2024-01-27 23:08:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 121 remaining) [2024-01-27 23:08:38,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 121 remaining) [2024-01-27 23:08:38,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 121 remaining) [2024-01-27 23:08:38,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 121 remaining) [2024-01-27 23:08:38,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 121 remaining) [2024-01-27 23:08:38,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 121 remaining) [2024-01-27 23:08:38,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 121 remaining) [2024-01-27 23:08:38,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 121 remaining) [2024-01-27 23:08:38,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 121 remaining) [2024-01-27 23:08:38,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 121 remaining) [2024-01-27 23:08:38,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 121 remaining) [2024-01-27 23:08:38,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 121 remaining) [2024-01-27 23:08:38,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 121 remaining) [2024-01-27 23:08:38,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 121 remaining) [2024-01-27 23:08:38,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 121 remaining) [2024-01-27 23:08:38,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 121 remaining) [2024-01-27 23:08:38,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 121 remaining) [2024-01-27 23:08:38,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 121 remaining) [2024-01-27 23:08:38,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 121 remaining) [2024-01-27 23:08:38,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 121 remaining) [2024-01-27 23:08:38,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 121 remaining) [2024-01-27 23:08:38,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 121 remaining) [2024-01-27 23:08:38,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 121 remaining) [2024-01-27 23:08:38,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 121 remaining) [2024-01-27 23:08:38,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 121 remaining) [2024-01-27 23:08:38,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 121 remaining) [2024-01-27 23:08:38,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 121 remaining) [2024-01-27 23:08:38,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 121 remaining) [2024-01-27 23:08:38,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 121 remaining) [2024-01-27 23:08:38,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 121 remaining) [2024-01-27 23:08:38,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 121 remaining) [2024-01-27 23:08:38,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 121 remaining) [2024-01-27 23:08:38,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-01-27 23:08:38,774 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:08:38,779 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-27 23:08:38,779 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 23:08:38,816 INFO L503 ceAbstractionStarter]: Automizer considered 81 witness invariants [2024-01-27 23:08:38,817 INFO L504 ceAbstractionStarter]: WitnessConsidered=81 [2024-01-27 23:08:38,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 11:08:38 BasicIcfg [2024-01-27 23:08:38,817 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 23:08:38,818 INFO L158 Benchmark]: Toolchain (without parser) took 3321.60ms. Allocated memory was 201.3MB in the beginning and 289.4MB in the end (delta: 88.1MB). Free memory was 130.3MB in the beginning and 181.3MB in the end (delta: -51.1MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-01-27 23:08:38,818 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 201.3MB. Free memory is still 162.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:08:38,818 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 174.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:08:38,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.06ms. Allocated memory is still 201.3MB. Free memory was 130.0MB in the beginning and 173.5MB in the end (delta: -43.5MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2024-01-27 23:08:38,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.82ms. Allocated memory is still 201.3MB. Free memory was 173.5MB in the beginning and 171.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 23:08:38,819 INFO L158 Benchmark]: Boogie Preprocessor took 38.54ms. Allocated memory is still 201.3MB. Free memory was 171.1MB in the beginning and 168.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-27 23:08:38,819 INFO L158 Benchmark]: RCFGBuilder took 872.84ms. Allocated memory is still 201.3MB. Free memory was 168.0MB in the beginning and 142.9MB in the end (delta: 25.1MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. [2024-01-27 23:08:38,819 INFO L158 Benchmark]: TraceAbstraction took 2082.90ms. Allocated memory was 201.3MB in the beginning and 289.4MB in the end (delta: 88.1MB). Free memory was 141.9MB in the beginning and 181.3MB in the end (delta: -39.5MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-01-27 23:08:38,823 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 0.16ms. Allocated memory is still 201.3MB. Free memory is still 162.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 174.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.06ms. Allocated memory is still 201.3MB. Free memory was 130.0MB in the beginning and 173.5MB in the end (delta: -43.5MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.82ms. Allocated memory is still 201.3MB. Free memory was 173.5MB in the beginning and 171.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.54ms. Allocated memory is still 201.3MB. Free memory was 171.1MB in the beginning and 168.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 872.84ms. Allocated memory is still 201.3MB. Free memory was 168.0MB in the beginning and 142.9MB in the end (delta: 25.1MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2082.90ms. Allocated memory was 201.3MB in the beginning and 289.4MB in the end (delta: 88.1MB). Free memory was 141.9MB in the beginning and 181.3MB in the end (delta: -39.5MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 100]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] 0 int ora_0, ora_2, ora_4; [L39] 0 int volume_totale_1, volume_totale_3, volume_totale_5; [L40] 0 int cmp_6, cmp_7, cmp_8; [L71] 0 pthread_t t1, t2, t3; VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_2],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_0],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] [L74] 0 ora_0 = __VERIFIER_nondet_int() [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_2],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] [L75] 0 ora_2 = __VERIFIER_nondet_int() [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] [L76] 0 ora_4 = __VERIFIER_nondet_int() [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] [L77] 0 volume_totale_1 = __VERIFIER_nondet_int() [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] [L78] 0 volume_totale_3 = __VERIFIER_nondet_int() [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] [L79] 0 volume_totale_5 = __VERIFIER_nondet_int() [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] [L80] 0 cmp_6 = __VERIFIER_nondet_int() [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L81] 0 cmp_7 = __VERIFIER_nondet_int() [L82] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L82] 0 cmp_8 = __VERIFIER_nondet_int() [L85] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L44] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[_argptr]],IntegerLiteral[0UL]]]] VAL [_argptr={0:0}, _argptr={0:0}, cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L45] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[_argptr]],IntegerLiteral[0UL]]]] [L45] CALL 1 minus(ora_0, ora_2) [L99] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[b]]]] [L99] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPNEQ,IdentifierExpression[b],IntegerLiteral[0]]]] [L99] CALL 1 assume_abort_if_not(b <= 0 || a >= b - 2147483648) [L35] COND FALSE 1 !(!cond) [L99] RET 1 assume_abort_if_not(b <= 0 || a >= b - 2147483648) [L100] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[b],UnaryExpression[MINUS,IntegerLiteral[1]]]]] VAL [\old(a)=0, \old(b)=1, a=0, b=1, cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=1, ora_4=0, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] - UnprovableResult [Line: 44]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 54]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 82]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 93]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 85]: 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: 86]: 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: 87]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 211 locations, 121 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.9s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 223 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 129 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 89 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 524 IncrementalHoareTripleChecker+Invalid, 613 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 89 mSolverCounterUnsat, 27 mSDtfsCounter, 524 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=322occurred in iteration=0, InterpolantAutomatonStates: 31, 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, 0.3s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 195 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! [2024-01-27 23:08:38,854 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