./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-time-subst.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-subst.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-subst.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/chl-time-subst.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 14:50:57,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 14:50:58,038 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 14:50:58,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 14:50:58,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 14:50:58,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 14:50:58,072 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 14:50:58,073 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 14:50:58,073 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 14:50:58,077 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 14:50:58,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 14:50:58,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 14:50:58,079 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 14:50:58,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 14:50:58,080 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 14:50:58,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 14:50:58,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 14:50:58,081 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 14:50:58,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 14:50:58,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 14:50:58,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 14:50:58,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 14:50:58,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 14:50:58,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 14:50:58,083 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 14:50:58,084 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 14:50:58,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 14:50:58,084 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 14:50:58,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 14:50:58,085 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 14:50:58,086 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 14:50:58,086 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 14:50:58,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:50:58,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 14:50:58,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 14:50:58,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 14:50:58,087 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 14:50:58,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 14:50:58,088 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 14:50:58,088 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 14:50:58,088 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 14:50:58,089 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 14:50:58,089 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 14:50:58,089 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 14:50:58,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 14:50:58,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 14:50:58,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 14:50:58,364 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 14:50:58,365 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 14:50:58,366 INFO L431 ainManager$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-subst.wvr.yml/witness.yml [2024-01-27 14:50:58,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 14:50:58,548 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 14:50:58,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-time-subst.wvr.c [2024-01-27 14:50:59,695 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 14:50:59,892 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 14:50:59,893 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-subst.wvr.c [2024-01-27 14:50:59,899 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e07f12359/08af4db265734c19804f09dd78ae0aa1/FLAG4452cbfe4 [2024-01-27 14:51:00,257 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e07f12359/08af4db265734c19804f09dd78ae0aa1 [2024-01-27 14:51:00,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 14:51:00,259 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 14:51:00,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 14:51:00,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 14:51:00,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 14:51:00,268 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:50:58" (1/2) ... [2024-01-27 14:51:00,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e60b2b 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 14:51:00,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:50:58" (1/2) ... [2024-01-27 14:51:00,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2eb075b9 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 14:51:00,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:51:00" (2/2) ... [2024-01-27 14:51:00,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e60b2b 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 14:51:00,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:51:00" (2/2) ... [2024-01-27 14:51:00,273 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 14:51:00,297 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 14:51:00,301 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_1 == 0 [2024-01-27 14:51:00,301 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_2 == 0 [2024-01-27 14:51:00,301 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_8 == 0 [2024-01-27 14:51:00,301 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_3 == 0 [2024-01-27 14:51:00,302 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_6 == 0 [2024-01-27 14:51:00,302 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_7 == 0 [2024-01-27 14:51:00,302 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_5 == 0 [2024-01-27 14:51:00,302 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_0 == 0 [2024-01-27 14:51:00,302 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_4 == 0 [2024-01-27 14:51:00,302 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_8 == 0 [2024-01-27 14:51:00,302 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_6 == 0 [2024-01-27 14:51:00,303 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_1 == 0 [2024-01-27 14:51:00,303 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_5 == 0 [2024-01-27 14:51:00,303 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_7 == 0 [2024-01-27 14:51:00,303 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_3 == 0 [2024-01-27 14:51:00,303 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,303 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] b != 0 [2024-01-27 14:51:00,304 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] 1 <= b [2024-01-27 14:51:00,304 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b <= -1 [2024-01-27 14:51:00,304 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b != 0 [2024-01-27 14:51:00,304 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,305 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,305 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,305 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,305 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,305 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,306 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_6 == 0 [2024-01-27 14:51:00,306 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_8 == 0 [2024-01-27 14:51:00,306 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_7 == 0 [2024-01-27 14:51:00,306 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] cmp_8 == 0 [2024-01-27 14:51:00,306 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,306 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,306 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_5 == 0 [2024-01-27 14:51:00,307 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_7 == 0 [2024-01-27 14:51:00,307 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_3 == 0 [2024-01-27 14:51:00,307 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_6 == 0 [2024-01-27 14:51:00,308 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_8 == 0 [2024-01-27 14:51:00,308 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ora_4 == 0 [2024-01-27 14:51:00,309 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_1 == 0 [2024-01-27 14:51:00,309 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_4 == 0 [2024-01-27 14:51:00,310 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_3 == 0 [2024-01-27 14:51:00,310 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_5 == 0 [2024-01-27 14:51:00,310 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_1 == 0 [2024-01-27 14:51:00,310 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_2 == 0 [2024-01-27 14:51:00,310 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_7 == 0 [2024-01-27 14:51:00,310 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_6 == 0 [2024-01-27 14:51:00,311 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_8 == 0 [2024-01-27 14:51:00,311 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_7 == 0 [2024-01-27 14:51:00,311 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_8 == 0 [2024-01-27 14:51:00,311 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] volume_totale_5 == 0 [2024-01-27 14:51:00,311 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_6 == 0 [2024-01-27 14:51:00,312 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,312 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,312 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_8 == 0 [2024-01-27 14:51:00,312 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_7 == 0 [2024-01-27 14:51:00,313 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_6 == 0 [2024-01-27 14:51:00,313 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_5 == 0 [2024-01-27 14:51:00,314 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_3 == 0 [2024-01-27 14:51:00,314 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_8 == 0 [2024-01-27 14:51:00,314 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_7 == 0 [2024-01-27 14:51:00,314 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-27 14:51:00,315 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] cmp_8 == 0 [2024-01-27 14:51:00,336 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 14:51:00,531 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-subst.wvr.c[2918,2931] [2024-01-27 14:51:00,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:51:00,547 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 14:51:00,558 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 14:51:00,609 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-subst.wvr.c[2918,2931] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 14:51:00,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:51:00,628 INFO L206 MainTranslator]: Completed translation [2024-01-27 14:51:00,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00 WrapperNode [2024-01-27 14:51:00,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 14:51:00,630 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 14:51:00,630 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 14:51:00,630 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 14:51:00,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,690 INFO L138 Inliner]: procedures = 23, calls = 39, calls flagged for inlining = 11, calls inlined = 21, statements flattened = 306 [2024-01-27 14:51:00,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 14:51:00,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 14:51:00,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 14:51:00,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 14:51:00,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,724 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,763 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 14:51:00,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 14:51:00,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 14:51:00,800 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 14:51:00,800 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 14:51:00,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (1/1) ... [2024-01-27 14:51:00,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:51:00,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 14:51:00,830 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 14:51:00,855 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 14:51:00,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 14:51:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-27 14:51:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-27 14:51:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-27 14:51:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-27 14:51:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-27 14:51:00,874 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-27 14:51:00,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 14:51:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 14:51:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 14:51:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-27 14:51:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 14:51:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 14:51:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 14:51:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 14:51:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-27 14:51:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 14:51:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 14:51:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 14:51:00,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 14:51:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 14:51:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 14:51:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-27 14:51:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-27 14:51:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 14:51:00,880 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 14:51:00,991 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 14:51:00,993 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 14:51:01,449 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 14:51:01,450 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 14:51:01,986 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 14:51:01,987 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-27 14:51:01,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:51:01 BoogieIcfgContainer [2024-01-27 14:51:01,989 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 14:51:01,993 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 14:51:01,993 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 14:51:01,996 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 14:51:01,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:50:58" (1/4) ... [2024-01-27 14:51:01,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29d37b98 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 02:51:01, skipping insertion in model container [2024-01-27 14:51:01,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:51:00" (2/4) ... [2024-01-27 14:51:01,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29d37b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:51:01, skipping insertion in model container [2024-01-27 14:51:01,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:51:00" (3/4) ... [2024-01-27 14:51:01,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29d37b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:51:01, skipping insertion in model container [2024-01-27 14:51:01,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:51:01" (4/4) ... [2024-01-27 14:51:02,001 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-subst.wvr.c [2024-01-27 14:51:02,018 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 14:51:02,019 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 82 error locations. [2024-01-27 14:51:02,019 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 14:51:02,115 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-27 14:51:02,161 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 166 places, 156 transitions, 333 flow [2024-01-27 14:51:02,226 INFO L124 PetriNetUnfolderBase]: 0/153 cut-off events. [2024-01-27 14:51:02,226 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-01-27 14:51:02,229 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 14:51:02,229 INFO L82 GeneralOperation]: Start removeDead. Operand has 166 places, 156 transitions, 333 flow [2024-01-27 14:51:02,237 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 162 places, 152 transitions, 322 flow [2024-01-27 14:51:02,251 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 14:51:02,258 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;@3cc70c55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 14:51:02,258 INFO L358 AbstractCegarLoop]: Starting to check reachability of 121 error locations. [2024-01-27 14:51:02,260 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 14:51:02,260 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-27 14:51:02,260 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:51:02,261 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:02,261 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-27 14:51:02,262 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 14:51:02,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:02,266 INFO L85 PathProgramCache]: Analyzing trace with hash 32399, now seen corresponding path program 1 times [2024-01-27 14:51:02,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:02,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124214474] [2024-01-27 14:51:02,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:02,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:02,465 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 14:51:02,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:02,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124214474] [2024-01-27 14:51:02,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124214474] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:02,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:02,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:02,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743401372] [2024-01-27 14:51:02,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:02,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:02,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:02,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:02,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:02,537 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 156 [2024-01-27 14:51:02,541 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 152 transitions, 322 flow. Second operand has 3 states, 3 states have (on average 92.66666666666667) internal successors, (278), 3 states have internal predecessors, (278), 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 14:51:02,541 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:02,541 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 156 [2024-01-27 14:51:02,542 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:02,780 INFO L124 PetriNetUnfolderBase]: 279/598 cut-off events. [2024-01-27 14:51:02,780 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:51:02,786 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1104 conditions, 598 events. 279/598 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3193 event pairs, 279 based on Foata normal form. 0/294 useless extension candidates. Maximal degree in co-relation 995. Up to 455 conditions per place. [2024-01-27 14:51:02,793 INFO L140 encePairwiseOnDemand]: 127/156 looper letters, 25 selfloop transitions, 2 changer transitions 0/112 dead transitions. [2024-01-27 14:51:02,793 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 112 transitions, 287 flow [2024-01-27 14:51:02,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:02,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:02,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 330 transitions. [2024-01-27 14:51:02,812 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7051282051282052 [2024-01-27 14:51:02,814 INFO L175 Difference]: Start difference. First operand has 162 places, 152 transitions, 322 flow. Second operand 3 states and 330 transitions. [2024-01-27 14:51:02,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 112 transitions, 287 flow [2024-01-27 14:51:02,819 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 112 transitions, 284 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-27 14:51:02,823 INFO L231 Difference]: Finished difference. Result has 121 places, 112 transitions, 234 flow [2024-01-27 14:51:02,825 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=234, PETRI_PLACES=121, PETRI_TRANSITIONS=112} [2024-01-27 14:51:02,829 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -41 predicate places. [2024-01-27 14:51:02,829 INFO L495 AbstractCegarLoop]: Abstraction has has 121 places, 112 transitions, 234 flow [2024-01-27 14:51:02,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.66666666666667) internal successors, (278), 3 states have internal predecessors, (278), 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 14:51:02,829 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:02,830 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-27 14:51:02,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 14:51:02,830 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 14:51:02,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:02,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1005428, now seen corresponding path program 1 times [2024-01-27 14:51:02,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:02,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686407112] [2024-01-27 14:51:02,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:02,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:02,888 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 14:51:02,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:02,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686407112] [2024-01-27 14:51:02,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686407112] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:02,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:02,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:02,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474151022] [2024-01-27 14:51:02,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:02,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:02,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:02,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:02,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:02,895 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 156 [2024-01-27 14:51:02,896 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 112 transitions, 234 flow. Second operand has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 14:51:02,898 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:02,898 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 156 [2024-01-27 14:51:02,898 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,024 INFO L124 PetriNetUnfolderBase]: 279/597 cut-off events. [2024-01-27 14:51:03,025 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,028 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1102 conditions, 597 events. 279/597 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3214 event pairs, 279 based on Foata normal form. 0/294 useless extension candidates. Maximal degree in co-relation 1047. Up to 457 conditions per place. [2024-01-27 14:51:03,030 INFO L140 encePairwiseOnDemand]: 153/156 looper letters, 24 selfloop transitions, 2 changer transitions 0/111 dead transitions. [2024-01-27 14:51:03,031 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 111 transitions, 284 flow [2024-01-27 14:51:03,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 312 transitions. [2024-01-27 14:51:03,033 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2024-01-27 14:51:03,034 INFO L175 Difference]: Start difference. First operand has 121 places, 112 transitions, 234 flow. Second operand 3 states and 312 transitions. [2024-01-27 14:51:03,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 111 transitions, 284 flow [2024-01-27 14:51:03,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 111 transitions, 280 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,037 INFO L231 Difference]: Finished difference. Result has 120 places, 111 transitions, 232 flow [2024-01-27 14:51:03,037 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=232, PETRI_PLACES=120, PETRI_TRANSITIONS=111} [2024-01-27 14:51:03,038 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -42 predicate places. [2024-01-27 14:51:03,039 INFO L495 AbstractCegarLoop]: Abstraction has has 120 places, 111 transitions, 232 flow [2024-01-27 14:51:03,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 14:51:03,039 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,039 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-27 14:51:03,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 14:51:03,040 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 14:51:03,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,040 INFO L85 PathProgramCache]: Analyzing trace with hash 31169359, now seen corresponding path program 1 times [2024-01-27 14:51:03,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002983550] [2024-01-27 14:51:03,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,108 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 14:51:03,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002983550] [2024-01-27 14:51:03,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002983550] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839177759] [2024-01-27 14:51:03,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,149 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 156 [2024-01-27 14:51:03,150 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 111 transitions, 232 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 14:51:03,150 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,150 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 156 [2024-01-27 14:51:03,150 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,247 INFO L124 PetriNetUnfolderBase]: 279/591 cut-off events. [2024-01-27 14:51:03,247 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1100 conditions, 591 events. 279/591 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3218 event pairs, 279 based on Foata normal form. 0/293 useless extension candidates. Maximal degree in co-relation 1076. Up to 452 conditions per place. [2024-01-27 14:51:03,251 INFO L140 encePairwiseOnDemand]: 148/156 looper letters, 28 selfloop transitions, 2 changer transitions 0/105 dead transitions. [2024-01-27 14:51:03,251 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 105 transitions, 280 flow [2024-01-27 14:51:03,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2024-01-27 14:51:03,253 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6282051282051282 [2024-01-27 14:51:03,253 INFO L175 Difference]: Start difference. First operand has 120 places, 111 transitions, 232 flow. Second operand 3 states and 294 transitions. [2024-01-27 14:51:03,253 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 105 transitions, 280 flow [2024-01-27 14:51:03,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 105 transitions, 276 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,257 INFO L231 Difference]: Finished difference. Result has 114 places, 105 transitions, 220 flow [2024-01-27 14:51:03,258 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=220, PETRI_PLACES=114, PETRI_TRANSITIONS=105} [2024-01-27 14:51:03,259 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -48 predicate places. [2024-01-27 14:51:03,259 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 105 transitions, 220 flow [2024-01-27 14:51:03,259 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 14:51:03,260 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,260 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 14:51:03,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-27 14:51:03,260 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 14:51:03,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,261 INFO L85 PathProgramCache]: Analyzing trace with hash 966251222, now seen corresponding path program 1 times [2024-01-27 14:51:03,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183192443] [2024-01-27 14:51:03,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,309 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 14:51:03,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183192443] [2024-01-27 14:51:03,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183192443] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000853558] [2024-01-27 14:51:03,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,326 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 156 [2024-01-27 14:51:03,327 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 105 transitions, 220 flow. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 14:51:03,327 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,327 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 156 [2024-01-27 14:51:03,327 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,464 INFO L124 PetriNetUnfolderBase]: 279/583 cut-off events. [2024-01-27 14:51:03,464 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,465 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1094 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 3188 event pairs, 279 based on Foata normal form. 1/293 useless extension candidates. Maximal degree in co-relation 1014. Up to 450 conditions per place. [2024-01-27 14:51:03,468 INFO L140 encePairwiseOnDemand]: 146/156 looper letters, 30 selfloop transitions, 2 changer transitions 0/97 dead transitions. [2024-01-27 14:51:03,468 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 97 transitions, 268 flow [2024-01-27 14:51:03,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 286 transitions. [2024-01-27 14:51:03,470 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6111111111111112 [2024-01-27 14:51:03,470 INFO L175 Difference]: Start difference. First operand has 114 places, 105 transitions, 220 flow. Second operand 3 states and 286 transitions. [2024-01-27 14:51:03,470 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 97 transitions, 268 flow [2024-01-27 14:51:03,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 97 transitions, 264 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,472 INFO L231 Difference]: Finished difference. Result has 106 places, 97 transitions, 204 flow [2024-01-27 14:51:03,473 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 14:51:03,473 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -56 predicate places. [2024-01-27 14:51:03,473 INFO L495 AbstractCegarLoop]: Abstraction has has 106 places, 97 transitions, 204 flow [2024-01-27 14:51:03,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 14:51:03,474 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,474 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-27 14:51:03,474 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 14:51:03,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,475 INFO L85 PathProgramCache]: Analyzing trace with hash -110982061, now seen corresponding path program 1 times [2024-01-27 14:51:03,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085382441] [2024-01-27 14:51:03,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,499 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 14:51:03,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085382441] [2024-01-27 14:51:03,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085382441] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82755426] [2024-01-27 14:51:03,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,514 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 156 [2024-01-27 14:51:03,514 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 97 transitions, 204 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 14:51:03,515 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,515 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 156 [2024-01-27 14:51:03,515 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,605 INFO L124 PetriNetUnfolderBase]: 279/576 cut-off events. [2024-01-27 14:51:03,605 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,606 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1086 conditions, 576 events. 279/576 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3192 event pairs, 279 based on Foata normal form. 0/291 useless extension candidates. Maximal degree in co-relation 1002. Up to 451 conditions per place. [2024-01-27 14:51:03,610 INFO L140 encePairwiseOnDemand]: 147/156 looper letters, 29 selfloop transitions, 2 changer transitions 0/90 dead transitions. [2024-01-27 14:51:03,610 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 90 transitions, 252 flow [2024-01-27 14:51:03,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 290 transitions. [2024-01-27 14:51:03,612 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6196581196581197 [2024-01-27 14:51:03,612 INFO L175 Difference]: Start difference. First operand has 106 places, 97 transitions, 204 flow. Second operand 3 states and 290 transitions. [2024-01-27 14:51:03,612 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 90 transitions, 252 flow [2024-01-27 14:51:03,613 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 90 transitions, 248 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,614 INFO L231 Difference]: Finished difference. Result has 99 places, 90 transitions, 190 flow [2024-01-27 14:51:03,614 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=190, PETRI_PLACES=99, PETRI_TRANSITIONS=90} [2024-01-27 14:51:03,615 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -63 predicate places. [2024-01-27 14:51:03,615 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 90 transitions, 190 flow [2024-01-27 14:51:03,615 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 14:51:03,616 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,616 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-27 14:51:03,616 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 14:51:03,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,616 INFO L85 PathProgramCache]: Analyzing trace with hash 854524466, now seen corresponding path program 1 times [2024-01-27 14:51:03,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414523914] [2024-01-27 14:51:03,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,639 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 14:51:03,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414523914] [2024-01-27 14:51:03,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414523914] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012369715] [2024-01-27 14:51:03,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,651 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 156 [2024-01-27 14:51:03,652 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 90 transitions, 190 flow. Second operand has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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 14:51:03,652 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,652 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 156 [2024-01-27 14:51:03,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,745 INFO L124 PetriNetUnfolderBase]: 279/571 cut-off events. [2024-01-27 14:51:03,745 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,746 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1080 conditions, 571 events. 279/571 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3152 event pairs, 279 based on Foata normal form. 0/291 useless extension candidates. Maximal degree in co-relation 1006. Up to 453 conditions per place. [2024-01-27 14:51:03,749 INFO L140 encePairwiseOnDemand]: 149/156 looper letters, 28 selfloop transitions, 2 changer transitions 0/85 dead transitions. [2024-01-27 14:51:03,749 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 85 transitions, 240 flow [2024-01-27 14:51:03,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 296 transitions. [2024-01-27 14:51:03,751 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6324786324786325 [2024-01-27 14:51:03,751 INFO L175 Difference]: Start difference. First operand has 99 places, 90 transitions, 190 flow. Second operand 3 states and 296 transitions. [2024-01-27 14:51:03,751 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 85 transitions, 240 flow [2024-01-27 14:51:03,752 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 85 transitions, 236 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,753 INFO L231 Difference]: Finished difference. Result has 94 places, 85 transitions, 180 flow [2024-01-27 14:51:03,753 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=180, PETRI_PLACES=94, PETRI_TRANSITIONS=85} [2024-01-27 14:51:03,754 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -68 predicate places. [2024-01-27 14:51:03,754 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 85 transitions, 180 flow [2024-01-27 14:51:03,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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 14:51:03,754 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,755 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-27 14:51:03,755 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 14:51:03,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,756 INFO L85 PathProgramCache]: Analyzing trace with hash 720455712, now seen corresponding path program 1 times [2024-01-27 14:51:03,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832920925] [2024-01-27 14:51:03,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,777 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 14:51:03,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832920925] [2024-01-27 14:51:03,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832920925] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649082260] [2024-01-27 14:51:03,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,792 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 156 [2024-01-27 14:51:03,793 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 85 transitions, 180 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 14:51:03,793 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,793 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 156 [2024-01-27 14:51:03,793 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:03,882 INFO L124 PetriNetUnfolderBase]: 279/562 cut-off events. [2024-01-27 14:51:03,883 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:03,883 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1071 conditions, 562 events. 279/562 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3172 event pairs, 279 based on Foata normal form. 1/288 useless extension candidates. Maximal degree in co-relation 1015. Up to 449 conditions per place. [2024-01-27 14:51:03,886 INFO L140 encePairwiseOnDemand]: 145/156 looper letters, 28 selfloop transitions, 2 changer transitions 0/76 dead transitions. [2024-01-27 14:51:03,887 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 76 transitions, 222 flow [2024-01-27 14:51:03,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:03,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 288 transitions. [2024-01-27 14:51:03,888 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6153846153846154 [2024-01-27 14:51:03,889 INFO L175 Difference]: Start difference. First operand has 94 places, 85 transitions, 180 flow. Second operand 3 states and 288 transitions. [2024-01-27 14:51:03,889 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 76 transitions, 222 flow [2024-01-27 14:51:03,889 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 76 transitions, 218 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:03,890 INFO L231 Difference]: Finished difference. Result has 85 places, 76 transitions, 162 flow [2024-01-27 14:51:03,891 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=162, PETRI_PLACES=85, PETRI_TRANSITIONS=76} [2024-01-27 14:51:03,891 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -77 predicate places. [2024-01-27 14:51:03,891 INFO L495 AbstractCegarLoop]: Abstraction has has 85 places, 76 transitions, 162 flow [2024-01-27 14:51:03,892 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 14:51:03,892 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:03,892 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:03,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-27 14:51:03,893 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 14:51:03,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:03,893 INFO L85 PathProgramCache]: Analyzing trace with hash 859291606, now seen corresponding path program 1 times [2024-01-27 14:51:03,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:03,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673365746] [2024-01-27 14:51:03,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:03,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:03,913 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 14:51:03,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:03,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673365746] [2024-01-27 14:51:03,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673365746] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:03,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:03,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:03,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143690233] [2024-01-27 14:51:03,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:03,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:03,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:03,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:03,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:03,921 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 156 [2024-01-27 14:51:03,922 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 76 transitions, 162 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 14:51:03,922 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:03,922 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 156 [2024-01-27 14:51:03,922 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:04,006 INFO L124 PetriNetUnfolderBase]: 279/560 cut-off events. [2024-01-27 14:51:04,007 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:51:04,008 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1066 conditions, 560 events. 279/560 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3182 event pairs, 279 based on Foata normal form. 0/287 useless extension candidates. Maximal degree in co-relation 999. Up to 456 conditions per place. [2024-01-27 14:51:04,011 INFO L140 encePairwiseOnDemand]: 152/156 looper letters, 25 selfloop transitions, 2 changer transitions 0/74 dead transitions. [2024-01-27 14:51:04,011 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 74 transitions, 212 flow [2024-01-27 14:51:04,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 308 transitions. [2024-01-27 14:51:04,013 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6581196581196581 [2024-01-27 14:51:04,013 INFO L175 Difference]: Start difference. First operand has 85 places, 76 transitions, 162 flow. Second operand 3 states and 308 transitions. [2024-01-27 14:51:04,013 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 74 transitions, 212 flow [2024-01-27 14:51:04,014 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 74 transitions, 208 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:04,025 INFO L231 Difference]: Finished difference. Result has 83 places, 74 transitions, 158 flow [2024-01-27 14:51:04,025 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=158, PETRI_PLACES=83, PETRI_TRANSITIONS=74} [2024-01-27 14:51:04,028 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -79 predicate places. [2024-01-27 14:51:04,028 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 74 transitions, 158 flow [2024-01-27 14:51:04,028 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 14:51:04,029 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:04,029 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:04,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-27 14:51:04,029 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 14:51:04,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:04,030 INFO L85 PathProgramCache]: Analyzing trace with hash 868237042, now seen corresponding path program 1 times [2024-01-27 14:51:04,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:04,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683657933] [2024-01-27 14:51:04,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:04,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:04,069 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 14:51:04,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:04,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683657933] [2024-01-27 14:51:04,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683657933] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:04,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:04,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:51:04,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061825071] [2024-01-27 14:51:04,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:04,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:51:04,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:04,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:51:04,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:51:04,080 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 156 [2024-01-27 14:51:04,081 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 74 transitions, 158 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 14:51:04,081 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:04,081 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 156 [2024-01-27 14:51:04,081 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:04,187 INFO L124 PetriNetUnfolderBase]: 279/556 cut-off events. [2024-01-27 14:51:04,187 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:04,188 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1063 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 3131 event pairs, 279 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 1036. Up to 454 conditions per place. [2024-01-27 14:51:04,191 INFO L140 encePairwiseOnDemand]: 150/156 looper letters, 26 selfloop transitions, 2 changer transitions 0/70 dead transitions. [2024-01-27 14:51:04,191 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 70 transitions, 206 flow [2024-01-27 14:51:04,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 14:51:04,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 14:51:04,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 302 transitions. [2024-01-27 14:51:04,193 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6452991452991453 [2024-01-27 14:51:04,193 INFO L175 Difference]: Start difference. First operand has 83 places, 74 transitions, 158 flow. Second operand 3 states and 302 transitions. [2024-01-27 14:51:04,193 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 70 transitions, 206 flow [2024-01-27 14:51:04,194 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 70 transitions, 202 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 14:51:04,195 INFO L231 Difference]: Finished difference. Result has 79 places, 70 transitions, 150 flow [2024-01-27 14:51:04,195 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 14:51:04,196 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -83 predicate places. [2024-01-27 14:51:04,196 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 70 transitions, 150 flow [2024-01-27 14:51:04,197 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 14:51:04,197 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:04,197 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 14:51:04,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-27 14:51:04,200 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 14:51:04,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:04,200 INFO L85 PathProgramCache]: Analyzing trace with hash 124373065, now seen corresponding path program 1 times [2024-01-27 14:51:04,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:04,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950188118] [2024-01-27 14:51:04,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:04,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:51:04,392 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 14:51:04,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:51:04,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950188118] [2024-01-27 14:51:04,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950188118] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:51:04,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:51:04,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 14:51:04,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397525483] [2024-01-27 14:51:04,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:51:04,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-27 14:51:04,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:51:04,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-27 14:51:04,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-27 14:51:04,401 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 156 [2024-01-27 14:51:04,401 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 14:51:04,401 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:51:04,402 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 156 [2024-01-27 14:51:04,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 14:51:04,515 INFO L124 PetriNetUnfolderBase]: 279/514 cut-off events. [2024-01-27 14:51:04,515 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 14:51:04,516 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 2221 event pairs, 165 based on Foata normal form. 42/358 useless extension candidates. Maximal degree in co-relation 977. Up to 366 conditions per place. [2024-01-27 14:51:04,519 INFO L140 encePairwiseOnDemand]: 152/156 looper letters, 34 selfloop transitions, 2 changer transitions 0/79 dead transitions. [2024-01-27 14:51:04,519 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 79 transitions, 244 flow [2024-01-27 14:51:04,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 14:51:04,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 14:51:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 414 transitions. [2024-01-27 14:51:04,520 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6634615384615384 [2024-01-27 14:51:04,521 INFO L175 Difference]: Start difference. First operand has 79 places, 70 transitions, 150 flow. Second operand 4 states and 414 transitions. [2024-01-27 14:51:04,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 79 transitions, 244 flow [2024-01-27 14:51:04,521 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 14:51:04,523 INFO L231 Difference]: Finished difference. Result has 78 places, 68 transitions, 146 flow [2024-01-27 14:51:04,524 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 14:51:04,524 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -84 predicate places. [2024-01-27 14:51:04,524 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 68 transitions, 146 flow [2024-01-27 14:51:04,525 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 14:51:04,525 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:51:04,525 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 14:51:04,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-01-27 14:51:04,525 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-27 14:51:04,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:51:04,526 INFO L85 PathProgramCache]: Analyzing trace with hash -439401146, now seen corresponding path program 1 times [2024-01-27 14:51:04,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:51:04,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508366517] [2024-01-27 14:51:04,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:51:04,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:51:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:51:04,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 14:51:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 14:51:04,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 14:51:04,577 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 14:51:04,578 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 121 remaining) [2024-01-27 14:51:04,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 121 remaining) [2024-01-27 14:51:04,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 121 remaining) [2024-01-27 14:51:04,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 121 remaining) [2024-01-27 14:51:04,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 121 remaining) [2024-01-27 14:51:04,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 121 remaining) [2024-01-27 14:51:04,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 121 remaining) [2024-01-27 14:51:04,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 121 remaining) [2024-01-27 14:51:04,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 121 remaining) [2024-01-27 14:51:04,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 121 remaining) [2024-01-27 14:51:04,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 121 remaining) [2024-01-27 14:51:04,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 121 remaining) [2024-01-27 14:51:04,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 121 remaining) [2024-01-27 14:51:04,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 121 remaining) [2024-01-27 14:51:04,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 121 remaining) [2024-01-27 14:51:04,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 121 remaining) [2024-01-27 14:51:04,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 121 remaining) [2024-01-27 14:51:04,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 121 remaining) [2024-01-27 14:51:04,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 121 remaining) [2024-01-27 14:51:04,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 121 remaining) [2024-01-27 14:51:04,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 121 remaining) [2024-01-27 14:51:04,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 121 remaining) [2024-01-27 14:51:04,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 121 remaining) [2024-01-27 14:51:04,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 121 remaining) [2024-01-27 14:51:04,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 121 remaining) [2024-01-27 14:51:04,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 121 remaining) [2024-01-27 14:51:04,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 121 remaining) [2024-01-27 14:51:04,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 121 remaining) [2024-01-27 14:51:04,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 121 remaining) [2024-01-27 14:51:04,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 121 remaining) [2024-01-27 14:51:04,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 121 remaining) [2024-01-27 14:51:04,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 121 remaining) [2024-01-27 14:51:04,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 121 remaining) [2024-01-27 14:51:04,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 121 remaining) [2024-01-27 14:51:04,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 121 remaining) [2024-01-27 14:51:04,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 121 remaining) [2024-01-27 14:51:04,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 121 remaining) [2024-01-27 14:51:04,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 121 remaining) [2024-01-27 14:51:04,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 121 remaining) [2024-01-27 14:51:04,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 121 remaining) [2024-01-27 14:51:04,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 121 remaining) [2024-01-27 14:51:04,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 121 remaining) [2024-01-27 14:51:04,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 121 remaining) [2024-01-27 14:51:04,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 121 remaining) [2024-01-27 14:51:04,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 121 remaining) [2024-01-27 14:51:04,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 121 remaining) [2024-01-27 14:51:04,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 121 remaining) [2024-01-27 14:51:04,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 121 remaining) [2024-01-27 14:51:04,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 121 remaining) [2024-01-27 14:51:04,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 121 remaining) [2024-01-27 14:51:04,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 121 remaining) [2024-01-27 14:51:04,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 121 remaining) [2024-01-27 14:51:04,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 121 remaining) [2024-01-27 14:51:04,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 121 remaining) [2024-01-27 14:51:04,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 121 remaining) [2024-01-27 14:51:04,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 121 remaining) [2024-01-27 14:51:04,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 121 remaining) [2024-01-27 14:51:04,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 121 remaining) [2024-01-27 14:51:04,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 121 remaining) [2024-01-27 14:51:04,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 121 remaining) [2024-01-27 14:51:04,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 121 remaining) [2024-01-27 14:51:04,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 121 remaining) [2024-01-27 14:51:04,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 121 remaining) [2024-01-27 14:51:04,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 121 remaining) [2024-01-27 14:51:04,596 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 121 remaining) [2024-01-27 14:51:04,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 121 remaining) [2024-01-27 14:51:04,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 121 remaining) [2024-01-27 14:51:04,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 121 remaining) [2024-01-27 14:51:04,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 121 remaining) [2024-01-27 14:51:04,597 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 121 remaining) [2024-01-27 14:51:04,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 121 remaining) [2024-01-27 14:51:04,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 121 remaining) [2024-01-27 14:51:04,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 121 remaining) [2024-01-27 14:51:04,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 121 remaining) [2024-01-27 14:51:04,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 121 remaining) [2024-01-27 14:51:04,598 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 121 remaining) [2024-01-27 14:51:04,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 121 remaining) [2024-01-27 14:51:04,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 121 remaining) [2024-01-27 14:51:04,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 121 remaining) [2024-01-27 14:51:04,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 121 remaining) [2024-01-27 14:51:04,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 121 remaining) [2024-01-27 14:51:04,599 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 121 remaining) [2024-01-27 14:51:04,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (38 of 121 remaining) [2024-01-27 14:51:04,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 121 remaining) [2024-01-27 14:51:04,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 121 remaining) [2024-01-27 14:51:04,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (35 of 121 remaining) [2024-01-27 14:51:04,600 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 121 remaining) [2024-01-27 14:51:04,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 121 remaining) [2024-01-27 14:51:04,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 121 remaining) [2024-01-27 14:51:04,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 121 remaining) [2024-01-27 14:51:04,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 121 remaining) [2024-01-27 14:51:04,601 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 121 remaining) [2024-01-27 14:51:04,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 121 remaining) [2024-01-27 14:51:04,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 121 remaining) [2024-01-27 14:51:04,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 121 remaining) [2024-01-27 14:51:04,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 121 remaining) [2024-01-27 14:51:04,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 121 remaining) [2024-01-27 14:51:04,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 121 remaining) [2024-01-27 14:51:04,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 121 remaining) [2024-01-27 14:51:04,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 121 remaining) [2024-01-27 14:51:04,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 121 remaining) [2024-01-27 14:51:04,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 121 remaining) [2024-01-27 14:51:04,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 121 remaining) [2024-01-27 14:51:04,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 121 remaining) [2024-01-27 14:51:04,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 121 remaining) [2024-01-27 14:51:04,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 121 remaining) [2024-01-27 14:51:04,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 121 remaining) [2024-01-27 14:51:04,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 121 remaining) [2024-01-27 14:51:04,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 121 remaining) [2024-01-27 14:51:04,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 121 remaining) [2024-01-27 14:51:04,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 121 remaining) [2024-01-27 14:51:04,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 121 remaining) [2024-01-27 14:51:04,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 121 remaining) [2024-01-27 14:51:04,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 121 remaining) [2024-01-27 14:51:04,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 121 remaining) [2024-01-27 14:51:04,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 121 remaining) [2024-01-27 14:51:04,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 121 remaining) [2024-01-27 14:51:04,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 121 remaining) [2024-01-27 14:51:04,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 121 remaining) [2024-01-27 14:51:04,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 121 remaining) [2024-01-27 14:51:04,607 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 121 remaining) [2024-01-27 14:51:04,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-01-27 14:51:04,607 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 14:51:04,614 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-27 14:51:04,614 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 14:51:04,665 INFO L503 ceAbstractionStarter]: Automizer considered 81 witness invariants [2024-01-27 14:51:04,665 INFO L504 ceAbstractionStarter]: WitnessConsidered=81 [2024-01-27 14:51:04,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:51:04 BasicIcfg [2024-01-27 14:51:04,666 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 14:51:04,666 INFO L158 Benchmark]: Toolchain (without parser) took 4407.40ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 106.0MB in the beginning and 166.9MB in the end (delta: -60.9MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,667 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:51:04,667 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 14:51:04,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.10ms. Allocated memory is still 146.8MB. Free memory was 106.0MB in the beginning and 87.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.72ms. Allocated memory is still 146.8MB. Free memory was 87.2MB in the beginning and 84.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,668 INFO L158 Benchmark]: Boogie Preprocessor took 107.70ms. Allocated memory is still 146.8MB. Free memory was 84.4MB in the beginning and 81.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,668 INFO L158 Benchmark]: RCFGBuilder took 1189.59ms. Allocated memory is still 146.8MB. Free memory was 81.5MB in the beginning and 93.7MB in the end (delta: -12.2MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,668 INFO L158 Benchmark]: TraceAbstraction took 2672.93ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 92.7MB in the beginning and 166.9MB in the end (delta: -74.2MB). Peak memory consumption was 112.3MB. Max. memory is 16.1GB. [2024-01-27 14:51:04,669 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 0.18ms. Allocated memory is still 113.2MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.10ms. Allocated memory is still 146.8MB. Free memory was 106.0MB in the beginning and 87.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.72ms. Allocated memory is still 146.8MB. Free memory was 87.2MB in the beginning and 84.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.70ms. Allocated memory is still 146.8MB. Free memory was 84.4MB in the beginning and 81.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1189.59ms. Allocated memory is still 146.8MB. Free memory was 81.5MB in the beginning and 93.7MB in the end (delta: -12.2MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2672.93ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 92.7MB in the beginning and 166.9MB in the end (delta: -74.2MB). Peak memory consumption was 112.3MB. 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[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[ora_0],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_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[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[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[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[volume_totale_1],IntegerLiteral[0]]]] [L74] 0 ora_0 = __VERIFIER_nondet_int() [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_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[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[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_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[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] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] [L75] 0 ora_2 = __VERIFIER_nondet_int() [L76] 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] [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_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[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[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[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[volume_totale_5],IntegerLiteral[0]]]] [L76] 0 ora_4 = __VERIFIER_nondet_int() [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]]]] 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_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[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_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[cmp_8],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[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_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_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] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L78] 0 volume_totale_3 = __VERIFIER_nondet_int() [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]]]] 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_7],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_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] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] [L80] 0 cmp_6 = __VERIFIER_nondet_int() [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-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_8],IntegerLiteral[0]]]] [L81] 0 cmp_7 = __VERIFIER_nondet_int() [L82] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L82] 0 cmp_8 = __VERIFIER_nondet_int() [L85] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-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: 2.5s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 220 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 138 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 89 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 513 IncrementalHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 89 mSolverCounterUnsat, 9 mSDtfsCounter, 513 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, 0.4s 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 14:51:04,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE