./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 a340643f 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-a340643-m [2024-01-27 14:50:58,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 14:50:58,928 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 14:50:58,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 14:50:58,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 14:50:58,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 14:50:58,945 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 14:50:58,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 14:50:58,945 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 14:50:58,946 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 14:50:58,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 14:50:58,946 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 14:50:58,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 14:50:58,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 14:50:58,947 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 14:50:58,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 14:50:58,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 14:50:58,948 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 14:50:58,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 14:50:58,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 14:50:58,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 14:50:58,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 14:50:58,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 14:50:58,964 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 14:50:58,965 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 14:50:58,965 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 14:50:58,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 14:50:58,965 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 14:50:58,965 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 14:50:58,966 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 14:50:58,966 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 14:50:58,966 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 14:50:58,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:50:58,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 14:50:58,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 14:50:58,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 14:50:58,967 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 14:50:58,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 14:50:58,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 14:50:58,968 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 14:50:58,968 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 14:50:58,968 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 14:50:58,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 14:50:58,969 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 14:50:59,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 14:50:59,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 14:50:59,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 14:50:59,200 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 14:50:59,206 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 14:50:59,206 INFO L431 ainManager$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 14:50:59,396 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 14:50:59,396 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 14:50:59,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-time-trans.wvr.c [2024-01-27 14:51:00,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 14:51:00,705 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 14:51:00,706 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-trans.wvr.c [2024-01-27 14:51:00,714 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90f6d124f/635f219c5b2c4b16b83c06cfa5096ec1/FLAG97f8f8fa8 [2024-01-27 14:51:00,729 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90f6d124f/635f219c5b2c4b16b83c06cfa5096ec1 [2024-01-27 14:51:00,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 14:51:00,731 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 14:51:00,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 14:51:00,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 14:51:00,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 14:51:00,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:50:59" (1/2) ... [2024-01-27 14:51:00,739 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a43777 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:51:00, skipping insertion in model container [2024-01-27 14:51:00,739 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:50:59" (1/2) ... [2024-01-27 14:51:00,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47084ab5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:51:00, skipping insertion in model container [2024-01-27 14:51:00,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:51:00" (2/2) ... [2024-01-27 14:51:00,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a43777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00, skipping insertion in model container [2024-01-27 14:51:00,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:51:00" (2/2) ... [2024-01-27 14:51:00,741 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 14:51:00,769 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 14:51:00,770 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,770 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_8 == 0 [2024-01-27 14:51:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_6 == 0 [2024-01-27 14:51:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_7 == 0 [2024-01-27 14:51:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_7 == 0 [2024-01-27 14:51:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_8 == 0 [2024-01-27 14:51:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b != 0 [2024-01-27 14:51:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b <= -1 [2024-01-27 14:51:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] b != 0 [2024-01-27 14:51:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] 1 <= b [2024-01-27 14:51:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_7 == 0 [2024-01-27 14:51:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_3 == 0 [2024-01-27 14:51:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_8 == 0 [2024-01-27 14:51:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_1 == 0 [2024-01-27 14:51:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_6 == 0 [2024-01-27 14:51:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_5 == 0 [2024-01-27 14:51:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] volume_totale_5 == 0 [2024-01-27 14:51:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_6 == 0 [2024-01-27 14:51:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_8 == 0 [2024-01-27 14:51:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_7 == 0 [2024-01-27 14:51:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] cmp_8 == 0 [2024-01-27 14:51:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_1 == 0 [2024-01-27 14:51:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_3 == 0 [2024-01-27 14:51:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_5 == 0 [2024-01-27 14:51:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_8 == 0 [2024-01-27 14:51:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_7 == 0 [2024-01-27 14:51:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ora_4 == 0 [2024-01-27 14:51:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_6 == 0 [2024-01-27 14:51:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] cmp_8 == 0 [2024-01-27 14:51:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_3 == 0 [2024-01-27 14:51:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_2 == 0 [2024-01-27 14:51:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_4 == 0 [2024-01-27 14:51:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_6 == 0 [2024-01-27 14:51:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_7 == 0 [2024-01-27 14:51:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_8 == 0 [2024-01-27 14:51:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_5 == 0 [2024-01-27 14:51:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_1 == 0 [2024-01-27 14:51:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_7 == 0 [2024-01-27 14:51:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_5 == 0 [2024-01-27 14:51:00,779 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_8 == 0 [2024-01-27 14:51:00,779 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_6 == 0 [2024-01-27 14:51:00,779 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_3 == 0 [2024-01-27 14:51:00,779 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,779 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_0 == 0 [2024-01-27 14:51:00,780 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_5 == 0 [2024-01-27 14:51:00,780 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_4 == 0 [2024-01-27 14:51:00,780 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_7 == 0 [2024-01-27 14:51:00,781 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_6 == 0 [2024-01-27 14:51:00,781 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_2 == 0 [2024-01-27 14:51:00,781 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_1 == 0 [2024-01-27 14:51:00,781 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_3 == 0 [2024-01-27 14:51:00,781 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_8 == 0 [2024-01-27 14:51:00,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 14:51:00,968 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 14:51:00,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:51:00,991 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 14:51:01,000 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 14:51:01,059 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 14:51:01,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:51:01,073 INFO L206 MainTranslator]: Completed translation [2024-01-27 14:51:01,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01 WrapperNode [2024-01-27 14:51:01,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 14:51:01,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 14:51:01,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 14:51:01,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 14:51:01,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,108 INFO L138 Inliner]: procedures = 23, calls = 39, calls flagged for inlining = 11, calls inlined = 21, statements flattened = 306 [2024-01-27 14:51:01,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 14:51:01,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 14:51:01,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 14:51:01,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 14:51:01,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,131 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,146 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 14:51:01,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 14:51:01,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 14:51:01,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 14:51:01,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 14:51:01,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (1/1) ... [2024-01-27 14:51:01,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:51:01,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 14:51:01,222 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 14:51:01,299 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 14:51:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 14:51:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-27 14:51:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-27 14:51:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-27 14:51:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-27 14:51:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-27 14:51:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-27 14:51:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 14:51:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 14:51:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 14:51:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-27 14:51:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 14:51:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 14:51:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 14:51:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 14:51:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-27 14:51:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 14:51:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 14:51:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 14:51:01,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 14:51:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 14:51:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 14:51:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-27 14:51:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-27 14:51:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 14:51:01,366 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 14:51:01,461 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 14:51:01,463 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 14:51:01,813 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 14:51:01,813 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 14:51:02,152 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 14:51:02,153 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-27 14:51:02,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:51:02 BoogieIcfgContainer [2024-01-27 14:51:02,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 14:51:02,155 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 14:51:02,155 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 14:51:02,157 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 14:51:02,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:50:59" (1/4) ... [2024-01-27 14:51:02,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537d935e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 02:51:02, skipping insertion in model container [2024-01-27 14:51:02,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:51:00" (2/4) ... [2024-01-27 14:51:02,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537d935e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:51:02, skipping insertion in model container [2024-01-27 14:51:02,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:01" (3/4) ... [2024-01-27 14:51:02,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537d935e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:51:02, skipping insertion in model container [2024-01-27 14:51:02,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:51:02" (4/4) ... [2024-01-27 14:51:02,160 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-trans.wvr.c [2024-01-27 14:51:02,174 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 14:51:02,175 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 82 error locations. [2024-01-27 14:51:02,175 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 14:51:02,274 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-27 14:51:02,300 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 166 places, 156 transitions, 333 flow [2024-01-27 14:51:02,337 INFO L124 PetriNetUnfolderBase]: 0/153 cut-off events. [2024-01-27 14:51:02,338 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-01-27 14:51:02,339 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 14:51:02,339 INFO L82 GeneralOperation]: Start removeDead. Operand has 166 places, 156 transitions, 333 flow [2024-01-27 14:51:02,343 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 162 places, 152 transitions, 322 flow [2024-01-27 14:51:02,375 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 14:51:02,380 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;@4ae657a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 14:51:02,380 INFO L358 AbstractCegarLoop]: Starting to check reachability of 121 error locations. [2024-01-27 14:51:02,382 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 14:51:02,382 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-27 14:51:02,382 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:51:02,382 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:02,382 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-27 14:51:02,383 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 14:51:02,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:02,387 INFO L85 PathProgramCache]: Analyzing trace with hash 32399, now seen corresponding path program 1 times [2024-01-27 14:51:02,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:02,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775897434] [2024-01-27 14:51:02,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:02,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:02,525 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 14:51:02,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:02,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775897434] [2024-01-27 14:51:02,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775897434] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:02,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:02,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:02,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018703239] [2024-01-27 14:51:02,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:02,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:02,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:02,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:02,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:02,587 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 156 [2024-01-27 14:51:02,590 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 152 transitions, 322 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 14:51:02,590 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:02,590 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 156 [2024-01-27 14:51:02,592 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:02,768 INFO L124 PetriNetUnfolderBase]: 279/592 cut-off events. [2024-01-27 14:51:02,768 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:51:02,773 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1103 conditions, 592 events. 279/592 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3206 event pairs, 279 based on Foata normal form. 0/293 useless extension candidates. Maximal degree in co-relation 995. Up to 449 conditions per place. [2024-01-27 14:51:02,778 INFO L140 encePairwiseOnDemand]: 121/156 looper letters, 30 selfloop transitions, 2 changer transitions 0/106 dead transitions. [2024-01-27 14:51:02,778 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 106 transitions, 285 flow [2024-01-27 14:51:02,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:02,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 308 transitions. [2024-01-27 14:51:02,792 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6581196581196581 [2024-01-27 14:51:02,794 INFO L175 Difference]: Start difference. First operand has 162 places, 152 transitions, 322 flow. Second operand 3 states and 308 transitions. [2024-01-27 14:51:02,795 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 106 transitions, 285 flow [2024-01-27 14:51:02,799 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 106 transitions, 282 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-27 14:51:02,801 INFO L231 Difference]: Finished difference. Result has 115 places, 106 transitions, 222 flow [2024-01-27 14:51:02,803 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=222, PETRI_PLACES=115, PETRI_TRANSITIONS=106} [2024-01-27 14:51:02,805 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -47 predicate places. [2024-01-27 14:51:02,805 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 106 transitions, 222 flow [2024-01-27 14:51:02,805 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 14:51:02,806 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:02,806 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-27 14:51:02,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 14:51:02,806 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 14:51:02,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:02,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1005428, now seen corresponding path program 1 times [2024-01-27 14:51:02,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:02,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877508409] [2024-01-27 14:51:02,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:02,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:02,834 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 14:51:02,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:02,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877508409] [2024-01-27 14:51:02,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877508409] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:02,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:02,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:02,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730434707] [2024-01-27 14:51:02,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:02,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:02,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:02,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:02,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:02,845 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 156 [2024-01-27 14:51:02,846 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 106 transitions, 222 flow. Second operand has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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 14:51:02,846 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:02,846 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 156 [2024-01-27 14:51:02,846 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:02,926 INFO L124 PetriNetUnfolderBase]: 279/587 cut-off events. [2024-01-27 14:51:02,926 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:51:02,927 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1095 conditions, 587 events. 279/587 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3214 event pairs, 279 based on Foata normal form. 0/292 useless extension candidates. Maximal degree in co-relation 999. Up to 453 conditions per place. [2024-01-27 14:51:02,930 INFO L140 encePairwiseOnDemand]: 149/156 looper letters, 27 selfloop transitions, 2 changer transitions 0/101 dead transitions. [2024-01-27 14:51:02,930 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 101 transitions, 270 flow [2024-01-27 14:51:02,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 298 transitions. [2024-01-27 14:51:02,931 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6367521367521367 [2024-01-27 14:51:02,932 INFO L175 Difference]: Start difference. First operand has 115 places, 106 transitions, 222 flow. Second operand 3 states and 298 transitions. [2024-01-27 14:51:02,932 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 101 transitions, 270 flow [2024-01-27 14:51:02,933 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 101 transitions, 266 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:02,934 INFO L231 Difference]: Finished difference. Result has 110 places, 101 transitions, 212 flow [2024-01-27 14:51:02,934 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=212, PETRI_PLACES=110, PETRI_TRANSITIONS=101} [2024-01-27 14:51:02,935 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -52 predicate places. [2024-01-27 14:51:02,935 INFO L495 AbstractCegarLoop]: Abstraction has has 110 places, 101 transitions, 212 flow [2024-01-27 14:51:02,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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 14:51:02,935 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:02,935 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-27 14:51:02,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 14:51:02,936 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 14:51:02,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:02,936 INFO L85 PathProgramCache]: Analyzing trace with hash 31169359, now seen corresponding path program 1 times [2024-01-27 14:51:02,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:02,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037378727] [2024-01-27 14:51:02,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:02,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:02,963 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 14:51:02,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:02,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037378727] [2024-01-27 14:51:02,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037378727] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:02,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:02,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:02,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565603489] [2024-01-27 14:51:02,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:02,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:02,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:02,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:02,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:02,971 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 156 [2024-01-27 14:51:02,972 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 101 transitions, 212 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 14:51:02,972 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:02,972 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 156 [2024-01-27 14:51:02,972 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,061 INFO L124 PetriNetUnfolderBase]: 279/583 cut-off events. [2024-01-27 14:51:03,061 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,062 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1090 conditions, 583 events. 279/583 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3180 event pairs, 279 based on Foata normal form. 0/291 useless extension candidates. Maximal degree in co-relation 1019. Up to 454 conditions per place. [2024-01-27 14:51:03,064 INFO L140 encePairwiseOnDemand]: 150/156 looper letters, 26 selfloop transitions, 2 changer transitions 0/97 dead transitions. [2024-01-27 14:51:03,065 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 97 transitions, 260 flow [2024-01-27 14:51:03,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 302 transitions. [2024-01-27 14:51:03,066 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6452991452991453 [2024-01-27 14:51:03,066 INFO L175 Difference]: Start difference. First operand has 110 places, 101 transitions, 212 flow. Second operand 3 states and 302 transitions. [2024-01-27 14:51:03,066 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 97 transitions, 260 flow [2024-01-27 14:51:03,067 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 97 transitions, 256 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,068 INFO L231 Difference]: Finished difference. Result has 106 places, 97 transitions, 204 flow [2024-01-27 14:51:03,068 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=204, PETRI_PLACES=106, PETRI_TRANSITIONS=97} [2024-01-27 14:51:03,069 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -56 predicate places. [2024-01-27 14:51:03,069 INFO L495 AbstractCegarLoop]: Abstraction has has 106 places, 97 transitions, 204 flow [2024-01-27 14:51:03,069 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 14:51:03,070 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,070 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 14:51:03,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-27 14:51:03,070 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 14:51:03,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,071 INFO L85 PathProgramCache]: Analyzing trace with hash 966251222, now seen corresponding path program 1 times [2024-01-27 14:51:03,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504436159] [2024-01-27 14:51:03,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,092 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 14:51:03,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504436159] [2024-01-27 14:51:03,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504436159] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271119664] [2024-01-27 14:51:03,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,098 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 156 [2024-01-27 14:51:03,099 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 97 transitions, 204 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 14:51:03,099 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,099 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 156 [2024-01-27 14:51:03,099 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,167 INFO L124 PetriNetUnfolderBase]: 279/581 cut-off events. [2024-01-27 14:51:03,167 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,168 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1087 conditions, 581 events. 279/581 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3199 event pairs, 279 based on Foata normal form. 0/291 useless extension candidates. Maximal degree in co-relation 1028. Up to 456 conditions per place. [2024-01-27 14:51:03,170 INFO L140 encePairwiseOnDemand]: 152/156 looper letters, 25 selfloop transitions, 2 changer transitions 0/95 dead transitions. [2024-01-27 14:51:03,171 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 95 transitions, 254 flow [2024-01-27 14:51:03,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 308 transitions. [2024-01-27 14:51:03,172 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6581196581196581 [2024-01-27 14:51:03,172 INFO L175 Difference]: Start difference. First operand has 106 places, 97 transitions, 204 flow. Second operand 3 states and 308 transitions. [2024-01-27 14:51:03,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 95 transitions, 254 flow [2024-01-27 14:51:03,173 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 95 transitions, 250 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,174 INFO L231 Difference]: Finished difference. Result has 104 places, 95 transitions, 200 flow [2024-01-27 14:51:03,174 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=200, PETRI_PLACES=104, PETRI_TRANSITIONS=95} [2024-01-27 14:51:03,175 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -58 predicate places. [2024-01-27 14:51:03,175 INFO L495 AbstractCegarLoop]: Abstraction has has 104 places, 95 transitions, 200 flow [2024-01-27 14:51:03,175 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 14:51:03,175 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,176 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-27 14:51:03,176 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 14:51:03,176 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,176 INFO L85 PathProgramCache]: Analyzing trace with hash -110982061, now seen corresponding path program 1 times [2024-01-27 14:51:03,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202531299] [2024-01-27 14:51:03,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,196 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 14:51:03,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202531299] [2024-01-27 14:51:03,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202531299] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957571014] [2024-01-27 14:51:03,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,210 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 156 [2024-01-27 14:51:03,211 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 95 transitions, 200 flow. Second operand has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 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 14:51:03,211 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,211 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 156 [2024-01-27 14:51:03,211 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,278 INFO L124 PetriNetUnfolderBase]: 279/574 cut-off events. [2024-01-27 14:51:03,279 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,279 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1085 conditions, 574 events. 279/574 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3192 event pairs, 279 based on Foata normal form. 0/291 useless extension candidates. Maximal degree in co-relation 1050. Up to 451 conditions per place. [2024-01-27 14:51:03,282 INFO L140 encePairwiseOnDemand]: 147/156 looper letters, 30 selfloop transitions, 2 changer transitions 0/88 dead transitions. [2024-01-27 14:51:03,282 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 88 transitions, 250 flow [2024-01-27 14:51:03,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 288 transitions. [2024-01-27 14:51:03,283 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6153846153846154 [2024-01-27 14:51:03,284 INFO L175 Difference]: Start difference. First operand has 104 places, 95 transitions, 200 flow. Second operand 3 states and 288 transitions. [2024-01-27 14:51:03,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 88 transitions, 250 flow [2024-01-27 14:51:03,284 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 88 transitions, 246 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,285 INFO L231 Difference]: Finished difference. Result has 97 places, 88 transitions, 186 flow [2024-01-27 14:51:03,286 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=186, PETRI_PLACES=97, PETRI_TRANSITIONS=88} [2024-01-27 14:51:03,286 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -65 predicate places. [2024-01-27 14:51:03,286 INFO L495 AbstractCegarLoop]: Abstraction has has 97 places, 88 transitions, 186 flow [2024-01-27 14:51:03,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 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 14:51:03,287 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,287 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-27 14:51:03,287 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 14:51:03,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,288 INFO L85 PathProgramCache]: Analyzing trace with hash 854524466, now seen corresponding path program 1 times [2024-01-27 14:51:03,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920925132] [2024-01-27 14:51:03,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,306 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 14:51:03,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920925132] [2024-01-27 14:51:03,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920925132] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210155484] [2024-01-27 14:51:03,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,318 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 156 [2024-01-27 14:51:03,319 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 88 transitions, 186 flow. Second operand has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 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 14:51:03,319 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,319 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 156 [2024-01-27 14:51:03,319 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,394 INFO L124 PetriNetUnfolderBase]: 279/566 cut-off events. [2024-01-27 14:51:03,394 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,395 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1075 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 3173 event pairs, 279 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 1004. Up to 450 conditions per place. [2024-01-27 14:51:03,397 INFO L140 encePairwiseOnDemand]: 146/156 looper letters, 28 selfloop transitions, 2 changer transitions 0/80 dead transitions. [2024-01-27 14:51:03,397 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 80 transitions, 230 flow [2024-01-27 14:51:03,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 290 transitions. [2024-01-27 14:51:03,399 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6196581196581197 [2024-01-27 14:51:03,399 INFO L175 Difference]: Start difference. First operand has 97 places, 88 transitions, 186 flow. Second operand 3 states and 290 transitions. [2024-01-27 14:51:03,399 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 80 transitions, 230 flow [2024-01-27 14:51:03,400 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 80 transitions, 226 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,400 INFO L231 Difference]: Finished difference. Result has 89 places, 80 transitions, 170 flow [2024-01-27 14:51:03,401 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 14:51:03,401 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -73 predicate places. [2024-01-27 14:51:03,401 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 80 transitions, 170 flow [2024-01-27 14:51:03,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 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 14:51:03,402 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,402 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-27 14:51:03,402 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 14:51:03,403 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,403 INFO L85 PathProgramCache]: Analyzing trace with hash 720455712, now seen corresponding path program 1 times [2024-01-27 14:51:03,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333361023] [2024-01-27 14:51:03,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,420 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 14:51:03,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333361023] [2024-01-27 14:51:03,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333361023] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225470684] [2024-01-27 14:51:03,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,427 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 156 [2024-01-27 14:51:03,428 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 14:51:03,428 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,428 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 156 [2024-01-27 14:51:03,428 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,494 INFO L124 PetriNetUnfolderBase]: 279/563 cut-off events. [2024-01-27 14:51:03,494 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,495 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 3174 event pairs, 279 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 1001. Up to 455 conditions per place. [2024-01-27 14:51:03,497 INFO L140 encePairwiseOnDemand]: 151/156 looper letters, 26 selfloop transitions, 2 changer transitions 0/77 dead transitions. [2024-01-27 14:51:03,497 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 77 transitions, 220 flow [2024-01-27 14:51:03,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 304 transitions. [2024-01-27 14:51:03,499 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6495726495726496 [2024-01-27 14:51:03,499 INFO L175 Difference]: Start difference. First operand has 89 places, 80 transitions, 170 flow. Second operand 3 states and 304 transitions. [2024-01-27 14:51:03,499 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 77 transitions, 220 flow [2024-01-27 14:51:03,499 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 14:51:03,500 INFO L231 Difference]: Finished difference. Result has 86 places, 77 transitions, 164 flow [2024-01-27 14:51:03,500 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 14:51:03,501 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -76 predicate places. [2024-01-27 14:51:03,501 INFO L495 AbstractCegarLoop]: Abstraction has has 86 places, 77 transitions, 164 flow [2024-01-27 14:51:03,501 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 14:51:03,502 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,502 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-27 14:51:03,502 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 14:51:03,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,502 INFO L85 PathProgramCache]: Analyzing trace with hash 859291606, now seen corresponding path program 1 times [2024-01-27 14:51:03,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072370774] [2024-01-27 14:51:03,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,519 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 14:51:03,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072370774] [2024-01-27 14:51:03,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072370774] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594343155] [2024-01-27 14:51:03,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,530 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 156 [2024-01-27 14:51:03,531 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 77 transitions, 164 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 14:51:03,531 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,531 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 156 [2024-01-27 14:51:03,531 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,598 INFO L124 PetriNetUnfolderBase]: 279/557 cut-off events. [2024-01-27 14:51:03,598 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,599 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1066 conditions, 557 events. 279/557 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3174 event pairs, 279 based on Foata normal form. 0/287 useless extension candidates. Maximal degree in co-relation 1028. Up to 452 conditions per place. [2024-01-27 14:51:03,601 INFO L140 encePairwiseOnDemand]: 148/156 looper letters, 28 selfloop transitions, 2 changer transitions 0/71 dead transitions. [2024-01-27 14:51:03,601 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 71 transitions, 212 flow [2024-01-27 14:51:03,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2024-01-27 14:51:03,602 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6282051282051282 [2024-01-27 14:51:03,603 INFO L175 Difference]: Start difference. First operand has 86 places, 77 transitions, 164 flow. Second operand 3 states and 294 transitions. [2024-01-27 14:51:03,603 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 71 transitions, 212 flow [2024-01-27 14:51:03,603 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 71 transitions, 208 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,604 INFO L231 Difference]: Finished difference. Result has 80 places, 71 transitions, 152 flow [2024-01-27 14:51:03,604 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=152, PETRI_PLACES=80, PETRI_TRANSITIONS=71} [2024-01-27 14:51:03,605 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -82 predicate places. [2024-01-27 14:51:03,605 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 71 transitions, 152 flow [2024-01-27 14:51:03,605 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 14:51:03,605 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,605 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-27 14:51:03,606 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 14:51:03,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,606 INFO L85 PathProgramCache]: Analyzing trace with hash 868237042, now seen corresponding path program 1 times [2024-01-27 14:51:03,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647510872] [2024-01-27 14:51:03,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,621 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 14:51:03,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647510872] [2024-01-27 14:51:03,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647510872] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854842463] [2024-01-27 14:51:03,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,625 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 156 [2024-01-27 14:51:03,625 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 71 transitions, 152 flow. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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 14:51:03,625 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,625 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 156 [2024-01-27 14:51:03,625 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,707 INFO L124 PetriNetUnfolderBase]: 279/556 cut-off events. [2024-01-27 14:51:03,708 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,708 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1060 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 3173 event pairs, 279 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 1008. Up to 457 conditions per place. [2024-01-27 14:51:03,711 INFO L140 encePairwiseOnDemand]: 153/156 looper letters, 23 selfloop transitions, 2 changer transitions 0/70 dead transitions. [2024-01-27 14:51:03,711 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 70 transitions, 200 flow [2024-01-27 14:51:03,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 314 transitions. [2024-01-27 14:51:03,712 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6709401709401709 [2024-01-27 14:51:03,713 INFO L175 Difference]: Start difference. First operand has 80 places, 71 transitions, 152 flow. Second operand 3 states and 314 transitions. [2024-01-27 14:51:03,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 70 transitions, 200 flow [2024-01-27 14:51:03,713 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 70 transitions, 196 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,714 INFO L231 Difference]: Finished difference. Result has 79 places, 70 transitions, 150 flow [2024-01-27 14:51:03,714 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 14:51:03,715 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -83 predicate places. [2024-01-27 14:51:03,715 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 70 transitions, 150 flow [2024-01-27 14:51:03,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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 14:51:03,715 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,716 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 14:51:03,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-27 14:51:03,716 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 14:51:03,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,717 INFO L85 PathProgramCache]: Analyzing trace with hash 124373065, now seen corresponding path program 1 times [2024-01-27 14:51:03,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420726601] [2024-01-27 14:51:03,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,823 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 14:51:03,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420726601] [2024-01-27 14:51:03,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420726601] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 14:51:03,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937811080] [2024-01-27 14:51:03,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-27 14:51:03,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-27 14:51:03,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-27 14:51:03,829 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 156 [2024-01-27 14:51:03,830 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 14:51:03,830 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,830 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 156 [2024-01-27 14:51:03,830 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,927 INFO L124 PetriNetUnfolderBase]: 279/514 cut-off events. [2024-01-27 14:51:03,927 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,928 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 2218 event pairs, 165 based on Foata normal form. 42/358 useless extension candidates. Maximal degree in co-relation 1001. Up to 366 conditions per place. [2024-01-27 14:51:03,930 INFO L140 encePairwiseOnDemand]: 152/156 looper letters, 34 selfloop transitions, 2 changer transitions 0/79 dead transitions. [2024-01-27 14:51:03,930 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 79 transitions, 244 flow [2024-01-27 14:51:03,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 14:51:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 14:51:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 414 transitions. [2024-01-27 14:51:03,932 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6634615384615384 [2024-01-27 14:51:03,932 INFO L175 Difference]: Start difference. First operand has 79 places, 70 transitions, 150 flow. Second operand 4 states and 414 transitions. [2024-01-27 14:51:03,932 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 79 transitions, 244 flow [2024-01-27 14:51:03,932 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 14:51:03,934 INFO L231 Difference]: Finished difference. Result has 78 places, 68 transitions, 146 flow [2024-01-27 14:51:03,934 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 14:51:03,935 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -84 predicate places. [2024-01-27 14:51:03,935 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 68 transitions, 146 flow [2024-01-27 14:51:03,936 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 14:51:03,936 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,936 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 14:51:03,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-01-27 14:51:03,936 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 14:51:03,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,937 INFO L85 PathProgramCache]: Analyzing trace with hash -439401146, now seen corresponding path program 1 times [2024-01-27 14:51:03,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781633581] [2024-01-27 14:51:03,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:51:03,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 14:51:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:51:03,976 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 14:51:03,977 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 14:51:03,978 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 121 remaining) [2024-01-27 14:51:03,979 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 121 remaining) [2024-01-27 14:51:03,979 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 121 remaining) [2024-01-27 14:51:03,979 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 121 remaining) [2024-01-27 14:51:03,979 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 121 remaining) [2024-01-27 14:51:03,979 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 121 remaining) [2024-01-27 14:51:03,980 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 121 remaining) [2024-01-27 14:51:03,980 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 121 remaining) [2024-01-27 14:51:03,980 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 121 remaining) [2024-01-27 14:51:03,980 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 121 remaining) [2024-01-27 14:51:03,980 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 121 remaining) [2024-01-27 14:51:03,980 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 121 remaining) [2024-01-27 14:51:03,981 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 121 remaining) [2024-01-27 14:51:03,981 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 121 remaining) [2024-01-27 14:51:03,981 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 121 remaining) [2024-01-27 14:51:03,981 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 121 remaining) [2024-01-27 14:51:03,981 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 121 remaining) [2024-01-27 14:51:03,981 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 121 remaining) [2024-01-27 14:51:03,981 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 121 remaining) [2024-01-27 14:51:03,982 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 121 remaining) [2024-01-27 14:51:03,982 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 121 remaining) [2024-01-27 14:51:03,982 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 121 remaining) [2024-01-27 14:51:03,982 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 121 remaining) [2024-01-27 14:51:03,982 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 121 remaining) [2024-01-27 14:51:03,982 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 121 remaining) [2024-01-27 14:51:03,983 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 121 remaining) [2024-01-27 14:51:03,983 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 121 remaining) [2024-01-27 14:51:03,983 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 121 remaining) [2024-01-27 14:51:03,983 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 121 remaining) [2024-01-27 14:51:03,983 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 121 remaining) [2024-01-27 14:51:03,983 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 121 remaining) [2024-01-27 14:51:03,983 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 121 remaining) [2024-01-27 14:51:03,984 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 121 remaining) [2024-01-27 14:51:03,984 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 121 remaining) [2024-01-27 14:51:03,984 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 121 remaining) [2024-01-27 14:51:03,984 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 121 remaining) [2024-01-27 14:51:03,984 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 121 remaining) [2024-01-27 14:51:03,984 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 121 remaining) [2024-01-27 14:51:03,984 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 121 remaining) [2024-01-27 14:51:03,985 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 121 remaining) [2024-01-27 14:51:03,985 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 121 remaining) [2024-01-27 14:51:03,985 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 121 remaining) [2024-01-27 14:51:03,985 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 121 remaining) [2024-01-27 14:51:03,985 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 121 remaining) [2024-01-27 14:51:03,985 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 121 remaining) [2024-01-27 14:51:03,985 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 121 remaining) [2024-01-27 14:51:03,986 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 121 remaining) [2024-01-27 14:51:03,986 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 121 remaining) [2024-01-27 14:51:03,986 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 121 remaining) [2024-01-27 14:51:03,986 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 121 remaining) [2024-01-27 14:51:03,986 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 121 remaining) [2024-01-27 14:51:03,986 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 121 remaining) [2024-01-27 14:51:03,986 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 121 remaining) [2024-01-27 14:51:03,987 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 121 remaining) [2024-01-27 14:51:03,987 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 121 remaining) [2024-01-27 14:51:03,987 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 121 remaining) [2024-01-27 14:51:03,987 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 121 remaining) [2024-01-27 14:51:03,987 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 121 remaining) [2024-01-27 14:51:03,987 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 121 remaining) [2024-01-27 14:51:03,987 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 121 remaining) [2024-01-27 14:51:03,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 121 remaining) [2024-01-27 14:51:03,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 121 remaining) [2024-01-27 14:51:03,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 121 remaining) [2024-01-27 14:51:03,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 121 remaining) [2024-01-27 14:51:03,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 121 remaining) [2024-01-27 14:51:03,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 121 remaining) [2024-01-27 14:51:03,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 121 remaining) [2024-01-27 14:51:03,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 121 remaining) [2024-01-27 14:51:03,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 121 remaining) [2024-01-27 14:51:03,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 121 remaining) [2024-01-27 14:51:03,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 121 remaining) [2024-01-27 14:51:03,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 121 remaining) [2024-01-27 14:51:03,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 121 remaining) [2024-01-27 14:51:03,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 121 remaining) [2024-01-27 14:51:03,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 121 remaining) [2024-01-27 14:51:03,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 121 remaining) [2024-01-27 14:51:03,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 121 remaining) [2024-01-27 14:51:03,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 121 remaining) [2024-01-27 14:51:03,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 121 remaining) [2024-01-27 14:51:03,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 121 remaining) [2024-01-27 14:51:03,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 121 remaining) [2024-01-27 14:51:03,991 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 121 remaining) [2024-01-27 14:51:03,991 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (38 of 121 remaining) [2024-01-27 14:51:03,991 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 121 remaining) [2024-01-27 14:51:03,991 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 121 remaining) [2024-01-27 14:51:03,991 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (35 of 121 remaining) [2024-01-27 14:51:03,991 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 121 remaining) [2024-01-27 14:51:03,991 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 121 remaining) [2024-01-27 14:51:03,991 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 121 remaining) [2024-01-27 14:51:03,992 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 121 remaining) [2024-01-27 14:51:03,992 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 121 remaining) [2024-01-27 14:51:03,992 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 121 remaining) [2024-01-27 14:51:03,992 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 121 remaining) [2024-01-27 14:51:03,992 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 121 remaining) [2024-01-27 14:51:03,992 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 121 remaining) [2024-01-27 14:51:03,992 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 121 remaining) [2024-01-27 14:51:03,993 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 121 remaining) [2024-01-27 14:51:03,993 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 121 remaining) [2024-01-27 14:51:03,993 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 121 remaining) [2024-01-27 14:51:03,993 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 121 remaining) [2024-01-27 14:51:03,993 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 121 remaining) [2024-01-27 14:51:03,993 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 121 remaining) [2024-01-27 14:51:03,993 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 121 remaining) [2024-01-27 14:51:03,994 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 121 remaining) [2024-01-27 14:51:03,994 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 121 remaining) [2024-01-27 14:51:03,994 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 121 remaining) [2024-01-27 14:51:03,994 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 121 remaining) [2024-01-27 14:51:03,994 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 121 remaining) [2024-01-27 14:51:03,994 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 121 remaining) [2024-01-27 14:51:03,994 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 121 remaining) [2024-01-27 14:51:03,995 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 121 remaining) [2024-01-27 14:51:03,995 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 121 remaining) [2024-01-27 14:51:03,995 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 121 remaining) [2024-01-27 14:51:03,995 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 121 remaining) [2024-01-27 14:51:03,995 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 121 remaining) [2024-01-27 14:51:03,995 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 121 remaining) [2024-01-27 14:51:03,995 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 121 remaining) [2024-01-27 14:51:03,996 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 121 remaining) [2024-01-27 14:51:03,996 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 121 remaining) [2024-01-27 14:51:03,996 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 121 remaining) [2024-01-27 14:51:03,996 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 121 remaining) [2024-01-27 14:51:03,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-01-27 14:51:03,996 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:04,002 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-27 14:51:04,002 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 14:51:04,038 INFO L503 ceAbstractionStarter]: Automizer considered 81 witness invariants [2024-01-27 14:51:04,039 INFO L504 ceAbstractionStarter]: WitnessConsidered=81 [2024-01-27 14:51:04,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:51:04 BasicIcfg [2024-01-27 14:51:04,039 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 14:51:04,040 INFO L158 Benchmark]: Toolchain (without parser) took 3309.53ms. Allocated memory was 159.4MB in the beginning and 325.1MB in the end (delta: 165.7MB). Free memory was 97.1MB in the beginning and 174.8MB in the end (delta: -77.8MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,040 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 118.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:51:04,040 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory was 113.7MB in the beginning and 113.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:51:04,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.31ms. Allocated memory is still 159.4MB. Free memory was 97.1MB in the beginning and 78.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,041 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.61ms. Allocated memory is still 159.4MB. Free memory was 78.2MB in the beginning and 75.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,041 INFO L158 Benchmark]: Boogie Preprocessor took 49.60ms. Allocated memory is still 159.4MB. Free memory was 75.3MB in the beginning and 72.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,041 INFO L158 Benchmark]: RCFGBuilder took 993.79ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 72.3MB in the beginning and 93.8MB in the end (delta: -21.5MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,041 INFO L158 Benchmark]: TraceAbstraction took 1884.95ms. Allocated memory was 247.5MB in the beginning and 325.1MB in the end (delta: 77.6MB). Free memory was 93.8MB in the beginning and 174.8MB in the end (delta: -81.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:51:04,042 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 159.4MB. Free memory is still 118.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory was 113.7MB in the beginning and 113.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.31ms. Allocated memory is still 159.4MB. Free memory was 97.1MB in the beginning and 78.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.61ms. Allocated memory is still 159.4MB. Free memory was 78.2MB in the beginning and 75.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.60ms. Allocated memory is still 159.4MB. Free memory was 75.3MB in the beginning and 72.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 993.79ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 72.3MB in the beginning and 93.8MB in the end (delta: -21.5MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1884.95ms. Allocated memory was 247.5MB in the beginning and 325.1MB in the end (delta: 77.6MB). Free memory was 93.8MB in the beginning and 174.8MB in the end (delta: -81.1MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 99]: 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[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[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_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_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] [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[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[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[ora_0],IntegerLiteral[0]]]] [L74] 0 ora_0 = __VERIFIER_nondet_int() [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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=-2, 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=-2, 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=-2, 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=-2, 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=-2, 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_2],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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]]]] [L75] 0 ora_2 = __VERIFIER_nondet_int() [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] [L76] 0 ora_4 = __VERIFIER_nondet_int() [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] [L77] 0 volume_totale_1 = __VERIFIER_nondet_int() [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] [L78] 0 volume_totale_3 = __VERIFIER_nondet_int() [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [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_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L80] 0 cmp_6 = __VERIFIER_nondet_int() [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, 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] [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],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=-2, 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] [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=-2, ora_2=0, 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]]]] VAL [\old(a)=-2, \old(b)=0, a=-2, b=0, cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, 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: 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: 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: 1.7s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 218 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 135 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 89 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 518 IncrementalHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 89 mSolverCounterUnsat, 10 mSDtfsCounter, 518 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, 0.2s 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 14:51:04,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE