./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-commit-1.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/popl20-commit-1.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/popl20-commit-1.wvr.c ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/popl20-commit-1.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 20:32:16,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 20:32:16,220 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 20:32:16,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 20:32:16,227 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 20:32:16,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 20:32:16,251 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 20:32:16,251 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 20:32:16,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 20:32:16,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 20:32:16,253 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 20:32:16,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 20:32:16,253 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 20:32:16,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 20:32:16,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 20:32:16,255 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 20:32:16,256 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 20:32:16,256 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 20:32:16,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 20:32:16,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 20:32:16,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 20:32:16,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 20:32:16,257 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 20:32:16,257 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 20:32:16,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 20:32:16,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 20:32:16,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 20:32:16,258 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 20:32:16,258 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 20:32:16,258 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 20:32:16,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 20:32:16,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 20:32:16,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 20:32:16,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 20:32:16,259 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 20:32:16,259 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 20:32:16,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 20:32:16,260 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 20:32:16,260 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 20:32:16,260 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 20:32:16,260 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 20:32:16,260 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 20:32:16,261 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-13 20:32:16,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 20:32:16,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 20:32:16,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 20:32:16,449 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 20:32:16,450 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 20:32:16,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/popl20-commit-1.wvr.yml/witness.yml [2024-08-13 20:32:16,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 20:32:16,553 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 20:32:16,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-commit-1.wvr.c [2024-08-13 20:32:17,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 20:32:17,915 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 20:32:17,916 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-commit-1.wvr.c [2024-08-13 20:32:17,922 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c54a2ad02/00ce69f2fbe84c9288e3e64f98354990/FLAGe4f035692 [2024-08-13 20:32:18,319 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c54a2ad02/00ce69f2fbe84c9288e3e64f98354990 [2024-08-13 20:32:18,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 20:32:18,320 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 20:32:18,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 20:32:18,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 20:32:18,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 20:32:18,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:32:16" (1/2) ... [2024-08-13 20:32:18,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490fb1f0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:32:18, skipping insertion in model container [2024-08-13 20:32:18,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:32:16" (1/2) ... [2024-08-13 20:32:18,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ceca441 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:32:18, skipping insertion in model container [2024-08-13 20:32:18,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:32:18" (2/2) ... [2024-08-13 20:32:18,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490fb1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18, skipping insertion in model container [2024-08-13 20:32:18,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:32:18" (2/2) ... [2024-08-13 20:32:18,338 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 20:32:18,354 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 20:32:18,355 INFO L97 edCorrectnessWitness]: Location invariant before [L141-L141] ! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (1LL + (long long )client_size) - (long long )safe >= 0LL) && (1LL + (long long )node_size) - (long long )safe >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )safe >= 0LL) && (1073741824LL - (long long )manager_size) - (long long )safe >= 0LL) && (1073741824LL - (long long )node_size) - (long long )safe >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483648LL - (long long )client_front) - (long long )safe >= 0LL) && (2147483648LL - (long long )client_back) - (long long )safe >= 0LL) && (2147483648LL - (long long )manager_back) - (long long )safe >= 0LL) && (2147483648LL - (long long )node_front) - (long long )safe >= 0LL) && (2147483648LL - (long long )node_back) - (long long )safe >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) [2024-08-13 20:32:18,356 INFO L97 edCorrectnessWitness]: Location invariant before [L142-L142] ! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (1LL + (long long )client_size) - (long long )safe >= 0LL) && (1LL + (long long )node_size) - (long long )safe >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )safe >= 0LL) && (1073741824LL - (long long )manager_size) - (long long )safe >= 0LL) && (1073741824LL - (long long )node_size) - (long long )safe >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483648LL - (long long )client_front) - (long long )safe >= 0LL) && (2147483648LL - (long long )client_back) - (long long )safe >= 0LL) && (2147483648LL - (long long )manager_back) - (long long )safe >= 0LL) && (2147483648LL - (long long )node_front) - (long long )safe >= 0LL) && (2147483648LL - (long long )node_back) - (long long )safe >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) [2024-08-13 20:32:18,356 INFO L97 edCorrectnessWitness]: Location invariant before [L143-L143] ! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )client_size) + (long long )node_front >= 0LL && (2147483648LL + (long long )client_size) + (long long )node_back >= 0LL) && (2147483648LL + (long long )client_size) + (long long )update >= 0LL) && (2147483648LL + (long long )client_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )client_front) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )client_size >= 0LL) && (2147483648LL + (long long )client_back) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_size) + (long long )update >= 0LL) && (2147483648LL + (long long )node_size) + (long long )ok >= 0LL) && (2147483648LL + (long long )node_front) + (long long )node_size >= 0LL) && (2147483648LL + (long long )node_back) + (long long )node_size >= 0LL) && (1073741823LL - (long long )client_size) + (long long )node_size >= 0LL) && (1073741823LL - (long long )manager_size) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )client_size >= 0LL) && (2147483647LL - (long long )client_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )manager_back) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_front) + (long long )node_size >= 0LL) && (2147483647LL - (long long )node_back) + (long long )node_size >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )client_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )client_size) + (long long )update >= 0LL) && (3221225471LL - (long long )client_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_front >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )node_back >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )update >= 0LL) && (3221225471LL - (long long )manager_size) + (long long )ok >= 0LL) && (3221225471LL - (long long )node_size) + (long long )update >= 0LL) && (3221225471LL - (long long )node_size) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_front) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_front) + (long long )update >= 0LL) && (4294967295LL - (long long )client_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )client_back) + (long long )client_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )client_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )client_back) + (long long )update >= 0LL) && (4294967295LL - (long long )client_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )node_back >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )update >= 0LL) && (4294967295LL - (long long )manager_back) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_front) + (long long )update >= 0LL) && (4294967295LL - (long long )node_front) + (long long )ok >= 0LL) && (4294967295LL - (long long )node_back) + (long long )node_front >= 0LL) && (4294967295LL - (long long )node_back) + (long long )update >= 0LL) && (4294967295LL - (long long )node_back) + (long long )ok >= 0LL) && (long long )client_size + (long long )node_size >= 0LL) && (1LL + (long long )client_size) - (long long )safe >= 0LL) && (1LL + (long long )node_size) - (long long )safe >= 0LL) && (1073741823LL + (long long )client_size) - (long long )manager_size >= 0LL) && (1073741823LL + (long long )client_size) - (long long )node_size >= 0LL) && (2147483647LL + (long long )client_size) - (long long )manager_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_front >= 0LL) && (2147483647LL + (long long )client_size) - (long long )node_back >= 0LL) && (2147483647LL + (long long )client_size) - (long long )update >= 0LL) && (2147483647LL + (long long )client_size) - (long long )ok >= 0LL) && (2147483647LL + (long long )node_size) - (long long )update >= 0LL) && (2147483647LL + (long long )node_size) - (long long )ok >= 0LL) && (3221225471LL + (long long )client_front) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )client_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )manager_size >= 0LL) && (3221225471LL + (long long )client_back) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_front) - (long long )node_size >= 0LL) && (3221225471LL + (long long )node_back) - (long long )node_size >= 0LL) && (4294967295LL + (long long )client_front) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_front) - (long long )node_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )client_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )manager_back >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_front >= 0LL) && (4294967295LL + (long long )client_back) - (long long )node_back >= 0LL) && (4294967295LL + (long long )node_back) - (long long )node_front >= 0LL) && (1073741824LL - (long long )client_size) - (long long )safe >= 0LL) && (1073741824LL - (long long )manager_size) - (long long )safe >= 0LL) && (1073741824LL - (long long )node_size) - (long long )safe >= 0LL) && (2147483646LL - (long long )client_size) - (long long )manager_size >= 0LL) && (2147483646LL - (long long )client_size) - (long long )node_size >= 0LL) && (2147483646LL - (long long )manager_size) - (long long )node_size >= 0LL) && (2147483648LL - (long long )client_front) - (long long )safe >= 0LL) && (2147483648LL - (long long )client_back) - (long long )safe >= 0LL) && (2147483648LL - (long long )manager_back) - (long long )safe >= 0LL) && (2147483648LL - (long long )node_front) - (long long )safe >= 0LL) && (2147483648LL - (long long )node_back) - (long long )safe >= 0LL) && (3221225470LL - (long long )client_size) - (long long )manager_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )client_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )client_size) - (long long )update >= 0LL) && (3221225470LL - (long long )client_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )client_front) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )client_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )client_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_front >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )node_back >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )update >= 0LL) && (3221225470LL - (long long )manager_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )manager_size >= 0LL) && (3221225470LL - (long long )manager_back) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_size) - (long long )update >= 0LL) && (3221225470LL - (long long )node_size) - (long long )ok >= 0LL) && (3221225470LL - (long long )node_front) - (long long )node_size >= 0LL) && (3221225470LL - (long long )node_back) - (long long )node_size >= 0LL) && (4294967294LL - (long long )client_front) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_front) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_front) - (long long )update >= 0LL) && (4294967294LL - (long long )client_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )client_back) - (long long )client_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )manager_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )client_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )client_back) - (long long )update >= 0LL) && (4294967294LL - (long long )client_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )node_back >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )update >= 0LL) && (4294967294LL - (long long )manager_back) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_front) - (long long )update >= 0LL) && (4294967294LL - (long long )node_front) - (long long )ok >= 0LL) && (4294967294LL - (long long )node_back) - (long long )node_front >= 0LL) && (4294967294LL - (long long )node_back) - (long long )update >= 0LL) && (4294967294LL - (long long )node_back) - (long long )ok >= 0LL) [2024-08-13 20:32:18,357 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 20:32:18,357 INFO L106 edCorrectnessWitness]: ghost_update [L140-L140] multithreaded = 1; [2024-08-13 20:32:18,374 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 20:32:18,519 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 20:32:18,526 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-13 20:32:18,673 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 20:32:18,691 INFO L206 MainTranslator]: Completed translation [2024-08-13 20:32:18,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18 WrapperNode [2024-08-13 20:32:18,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 20:32:18,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 20:32:18,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 20:32:18,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 20:32:18,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,750 INFO L138 Inliner]: procedures = 24, calls = 54, calls flagged for inlining = 21, calls inlined = 25, statements flattened = 345 [2024-08-13 20:32:18,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 20:32:18,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 20:32:18,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 20:32:18,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 20:32:18,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 20:32:18,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 20:32:18,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 20:32:18,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 20:32:18,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (1/1) ... [2024-08-13 20:32:18,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 20:32:18,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:32:18,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-13 20:32:18,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-13 20:32:18,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 20:32:18,874 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-13 20:32:18,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-13 20:32:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-13 20:32:18,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-13 20:32:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-13 20:32:18,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-13 20:32:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 20:32:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-13 20:32:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-13 20:32:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-13 20:32:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-13 20:32:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 20:32:18,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 20:32:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-13 20:32:18,878 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-13 20:32:18,972 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 20:32:18,973 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 20:32:19,560 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 20:32:19,561 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 20:32:19,800 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-13 20:32:19,801 INFO L320 CfgBuilder]: Removed 6 assume(true) statements. [2024-08-13 20:32:19,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 08:32:19 BoogieIcfgContainer [2024-08-13 20:32:19,802 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-13 20:32:19,803 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-13 20:32:19,803 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-13 20:32:19,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-13 20:32:19,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:32:16" (1/4) ... [2024-08-13 20:32:19,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355808ca and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 08:32:19, skipping insertion in model container [2024-08-13 20:32:19,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 08:32:18" (2/4) ... [2024-08-13 20:32:19,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355808ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 08:32:19, skipping insertion in model container [2024-08-13 20:32:19,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:32:18" (3/4) ... [2024-08-13 20:32:19,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355808ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 08:32:19, skipping insertion in model container [2024-08-13 20:32:19,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 08:32:19" (4/4) ... [2024-08-13 20:32:19,810 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-commit-1.wvr.c [2024-08-13 20:32:19,824 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-13 20:32:19,824 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-08-13 20:32:19,824 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-13 20:32:19,901 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-08-13 20:32:19,938 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 20:32:19,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-13 20:32:19,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:32:19,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-13 20:32:19,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-13 20:32:19,969 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-13 20:32:19,979 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-13 20:32:19,985 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=PARTIAL_ORDER_FA, 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;@409f6f61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 20:32:19,986 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-08-13 20:32:20,301 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:32:20,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:32:20,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1573062768, now seen corresponding path program 1 times [2024-08-13 20:32:20,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:32:20,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968740440] [2024-08-13 20:32:20,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:32:20,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:32:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:32:22,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:22,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:32:22,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968740440] [2024-08-13 20:32:22,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968740440] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:32:22,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:32:22,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-13 20:32:22,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495138731] [2024-08-13 20:32:22,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:32:22,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 20:32:22,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:32:22,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 20:32:22,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-13 20:32:22,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:22,376 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:32:22,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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) [2024-08-13 20:32:22,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:22,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:22,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-13 20:32:22,433 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:32:22,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:32:22,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1757449381, now seen corresponding path program 1 times [2024-08-13 20:32:22,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:32:22,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144503577] [2024-08-13 20:32:22,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:32:22,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:32:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:32:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:23,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:32:23,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144503577] [2024-08-13 20:32:23,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144503577] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:32:23,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113014411] [2024-08-13 20:32:23,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:32:23,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:32:23,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:32:23,875 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:32:23,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-08-13 20:32:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:32:23,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 37 conjunts are in the unsatisfiable core [2024-08-13 20:32:23,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:32:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:24,327 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-13 20:32:31,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:31,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2113014411] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-13 20:32:31,462 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-13 20:32:31,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 14 [2024-08-13 20:32:31,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985348433] [2024-08-13 20:32:31,463 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-13 20:32:31,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-08-13 20:32:31,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:32:31,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-08-13 20:32:31,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2024-08-13 20:32:31,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:31,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:32:31,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 15 states have internal predecessors, (25), 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) [2024-08-13 20:32:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:36,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:36,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:32:36,201 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-08-13 20:32:36,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-08-13 20:32:36,389 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:32:36,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:32:36,390 INFO L85 PathProgramCache]: Analyzing trace with hash -251390768, now seen corresponding path program 2 times [2024-08-13 20:32:36,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:32:36,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927084512] [2024-08-13 20:32:36,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:32:36,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:32:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:32:37,675 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:37,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:32:37,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927084512] [2024-08-13 20:32:37,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927084512] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:32:37,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895140791] [2024-08-13 20:32:37,676 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-13 20:32:37,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:32:37,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:32:37,678 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:32:37,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-08-13 20:32:37,754 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-13 20:32:37,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-13 20:32:37,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 37 conjunts are in the unsatisfiable core [2024-08-13 20:32:37,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:32:38,082 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-08-13 20:32:38,083 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-13 20:32:38,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895140791] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:32:38,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-13 20:32:38,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 12 [2024-08-13 20:32:38,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398585213] [2024-08-13 20:32:38,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:32:38,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 20:32:38,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:32:38,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 20:32:38,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-08-13 20:32:38,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:38,087 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:32:38,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2024-08-13 20:32:38,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:38,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:32:38,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:38,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:38,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:32:38,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:32:38,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-08-13 20:32:38,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:32:38,331 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:32:38,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:32:38,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1342616499, now seen corresponding path program 1 times [2024-08-13 20:32:38,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:32:38,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045272859] [2024-08-13 20:32:38,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:32:38,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:32:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:32:39,571 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:39,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:32:39,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045272859] [2024-08-13 20:32:39,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045272859] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:32:39,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1152458226] [2024-08-13 20:32:39,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:32:39,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:32:39,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:32:39,573 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:32:39,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-08-13 20:32:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:32:39,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 42 conjunts are in the unsatisfiable core [2024-08-13 20:32:39,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:32:39,937 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:39,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-13 20:32:46,148 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:46,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1152458226] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-13 20:32:46,148 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-13 20:32:46,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 25 [2024-08-13 20:32:46,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101770271] [2024-08-13 20:32:46,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-13 20:32:46,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-08-13 20:32:46,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:32:46,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-08-13 20:32:46,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2024-08-13 20:32:46,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:46,150 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:32:46,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 1.4230769230769231) internal successors, (37), 26 states have internal predecessors, (37), 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) [2024-08-13 20:32:46,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:46,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:32:46,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:32:46,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:57,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:57,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:32:57,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:32:57,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-13 20:32:57,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-08-13 20:32:57,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:32:57,562 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:32:57,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:32:57,562 INFO L85 PathProgramCache]: Analyzing trace with hash 647809133, now seen corresponding path program 2 times [2024-08-13 20:32:57,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:32:57,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548065810] [2024-08-13 20:32:57,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:32:57,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:32:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:32:59,055 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:32:59,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:32:59,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548065810] [2024-08-13 20:32:59,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548065810] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:32:59,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419628803] [2024-08-13 20:32:59,056 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-13 20:32:59,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:32:59,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:32:59,057 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:32:59,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-08-13 20:32:59,185 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-13 20:32:59,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-13 20:32:59,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 38 conjunts are in the unsatisfiable core [2024-08-13 20:32:59,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:32:59,549 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-08-13 20:32:59,549 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-13 20:32:59,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419628803] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:32:59,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-13 20:32:59,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 19 [2024-08-13 20:32:59,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247767960] [2024-08-13 20:32:59,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:32:59,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 20:32:59,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:32:59,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 20:32:59,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=318, Unknown=0, NotChecked=0, Total=420 [2024-08-13 20:32:59,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:59,551 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:32:59,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2024-08-13 20:32:59,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:59,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:32:59,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:32:59,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-13 20:32:59,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:32:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:32:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:32:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:32:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-13 20:32:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:32:59,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-08-13 20:32:59,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:32:59,785 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:32:59,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:32:59,785 INFO L85 PathProgramCache]: Analyzing trace with hash -2106679550, now seen corresponding path program 1 times [2024-08-13 20:32:59,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:32:59,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837374203] [2024-08-13 20:32:59,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:32:59,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:32:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:33:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:33:01,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:33:01,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837374203] [2024-08-13 20:33:01,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837374203] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:33:01,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854274083] [2024-08-13 20:33:01,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:33:01,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:33:01,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:33:01,366 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:33:01,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-08-13 20:33:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:33:01,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 51 conjunts are in the unsatisfiable core [2024-08-13 20:33:01,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:33:01,933 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:33:01,933 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-13 20:33:08,979 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:33:08,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854274083] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-13 20:33:08,979 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-13 20:33:08,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 46 [2024-08-13 20:33:08,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972437313] [2024-08-13 20:33:08,980 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-13 20:33:08,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-08-13 20:33:08,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:33:08,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-08-13 20:33:08,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=698, Invalid=1558, Unknown=0, NotChecked=0, Total=2256 [2024-08-13 20:33:08,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:33:08,982 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:33:08,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 1.2127659574468086) internal successors, (57), 47 states have internal predecessors, (57), 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) [2024-08-13 20:33:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:33:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:33:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:33:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-13 20:33:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:33:08,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:33:33,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:33:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:33:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:33:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-13 20:33:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:33:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-13 20:33:33,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-08-13 20:33:34,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:33:34,181 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:33:34,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:33:34,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1072461506, now seen corresponding path program 2 times [2024-08-13 20:33:34,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:33:34,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106830270] [2024-08-13 20:33:34,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:33:34,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:33:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:33:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:33:36,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:33:36,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106830270] [2024-08-13 20:33:36,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106830270] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:33:36,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421628172] [2024-08-13 20:33:36,260 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-13 20:33:36,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:33:36,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:33:36,261 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:33:36,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-08-13 20:33:36,367 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-13 20:33:36,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-13 20:33:36,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 38 conjunts are in the unsatisfiable core [2024-08-13 20:33:36,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:33:36,823 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-08-13 20:33:36,823 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-13 20:33:36,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421628172] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:33:36,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-13 20:33:36,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [28] total 32 [2024-08-13 20:33:36,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040096932] [2024-08-13 20:33:36,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:33:36,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 20:33:36,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:33:36,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 20:33:36,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=326, Invalid=796, Unknown=0, NotChecked=0, Total=1122 [2024-08-13 20:33:36,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:33:36,825 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:33:36,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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) [2024-08-13 20:33:36,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:33:36,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:33:36,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:33:36,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-13 20:33:36,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:33:36,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-13 20:33:36,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:33:38,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:33:38,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:33:38,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:33:38,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-13 20:33:38,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:33:38,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-13 20:33:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:33:38,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-08-13 20:33:39,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-08-13 20:33:39,093 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:33:39,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:33:39,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1000719506, now seen corresponding path program 1 times [2024-08-13 20:33:39,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:33:39,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889900733] [2024-08-13 20:33:39,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:33:39,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:33:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:33:39,199 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-08-13 20:33:39,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:33:39,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889900733] [2024-08-13 20:33:39,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889900733] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:33:39,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:33:39,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-13 20:33:39,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455788010] [2024-08-13 20:33:39,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:33:39,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:33:39,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:33:39,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:33:39,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:33:39,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:33:39,201 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:33:39,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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) [2024-08-13 20:33:39,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:33:39,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 20:33:39,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:33:39,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-13 20:33:39,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:33:39,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-13 20:33:39,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:33:39,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:34:05,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:34:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:34:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 20:34:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-08-13 20:34:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:34:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2024-08-13 20:34:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:34:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:34:05,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-08-13 20:34:05,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-08-13 20:34:05,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-08-13 20:34:05,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-08-13 20:34:05,162 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-08-13 20:34:05,162 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 6 remaining) [2024-08-13 20:34:05,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-13 20:34:05,167 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1] [2024-08-13 20:34:05,171 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-13 20:34:05,171 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-13 20:34:05,173 INFO L507 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-08-13 20:34:05,173 INFO L508 ceAbstractionStarter]: WitnessConsidered=3 [2024-08-13 20:34:05,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 08:34:05 BasicIcfg [2024-08-13 20:34:05,174 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-13 20:34:05,174 INFO L158 Benchmark]: Toolchain (without parser) took 106854.39ms. Allocated memory was 216.0MB in the beginning and 1.1GB in the end (delta: 866.1MB). Free memory was 141.9MB in the beginning and 585.9MB in the end (delta: -444.0MB). Peak memory consumption was 424.1MB. Max. memory is 16.1GB. [2024-08-13 20:34:05,177 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:34:05,177 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 216.0MB. Free memory is still 186.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:34:05,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.46ms. Allocated memory is still 216.0MB. Free memory was 141.6MB in the beginning and 118.1MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-08-13 20:34:05,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.80ms. Allocated memory is still 216.0MB. Free memory was 117.8MB in the beginning and 112.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-08-13 20:34:05,178 INFO L158 Benchmark]: Boogie Preprocessor took 54.71ms. Allocated memory is still 216.0MB. Free memory was 112.6MB in the beginning and 109.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 20:34:05,178 INFO L158 Benchmark]: RCFGBuilder took 995.10ms. Allocated memory is still 216.0MB. Free memory was 109.5MB in the beginning and 127.9MB in the end (delta: -18.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-08-13 20:34:05,178 INFO L158 Benchmark]: TraceAbstraction took 105370.74ms. Allocated memory was 216.0MB in the beginning and 1.1GB in the end (delta: 866.1MB). Free memory was 126.8MB in the beginning and 585.9MB in the end (delta: -459.1MB). Peak memory consumption was 408.1MB. Max. memory is 16.1GB. [2024-08-13 20:34:05,179 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 216.0MB. Free memory is still 186.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.46ms. Allocated memory is still 216.0MB. Free memory was 141.6MB in the beginning and 118.1MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.80ms. Allocated memory is still 216.0MB. Free memory was 117.8MB in the beginning and 112.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.71ms. Allocated memory is still 216.0MB. Free memory was 112.6MB in the beginning and 109.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 995.10ms. Allocated memory is still 216.0MB. Free memory was 109.5MB in the beginning and 127.9MB in the end (delta: -18.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * TraceAbstraction took 105370.74ms. Allocated memory was 216.0MB in the beginning and 1.1GB in the end (delta: 866.1MB). Free memory was 126.8MB in the beginning and 585.9MB in the end (delta: -459.1MB). Peak memory consumption was 408.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 152254, independent: 133734, independent conditional: 132347, independent unconditional: 1387, dependent: 18520, dependent conditional: 18490, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 137473, independent: 133734, independent conditional: 132347, independent unconditional: 1387, dependent: 3739, dependent conditional: 3709, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 137473, independent: 133734, independent conditional: 132347, independent unconditional: 1387, dependent: 3739, dependent conditional: 3709, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 147278, independent: 133734, independent conditional: 2668, independent unconditional: 131066, dependent: 13544, dependent conditional: 7137, dependent unconditional: 6407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 147278, independent: 133734, independent conditional: 2668, independent unconditional: 131066, dependent: 13544, dependent conditional: 6319, dependent unconditional: 7225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 147278, independent: 133734, independent conditional: 2668, independent unconditional: 131066, dependent: 13544, dependent conditional: 6319, dependent unconditional: 7225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1284, independent: 1157, independent conditional: 6, independent unconditional: 1151, dependent: 127, dependent conditional: 97, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1284, independent: 1095, independent conditional: 0, independent unconditional: 1095, dependent: 189, dependent conditional: 0, dependent unconditional: 189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 189, independent: 62, independent conditional: 6, independent unconditional: 56, dependent: 127, dependent conditional: 97, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 189, independent: 62, independent conditional: 6, independent unconditional: 56, dependent: 127, dependent conditional: 97, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2176, independent: 940, independent conditional: 112, independent unconditional: 828, dependent: 1236, dependent conditional: 838, dependent unconditional: 398, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 147278, independent: 132577, independent conditional: 2662, independent unconditional: 129915, dependent: 13417, dependent conditional: 6222, dependent unconditional: 7195, unknown: 1284, unknown conditional: 103, unknown unconditional: 1181] , Statistics on independence cache: Total cache size (in pairs): 1284, Positive cache size: 1157, Positive conditional cache size: 6, Positive unconditional cache size: 1151, Negative cache size: 127, Negative conditional cache size: 97, Negative unconditional cache size: 30, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 818, Maximal queried relation: 7, Independence queries for same thread: 14781 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.3s, Number of persistent set computation: 1001, Number of trivial persistent sets: 807, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1417, independent: 1387, independent conditional: 0, independent unconditional: 1387, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 152254, independent: 133734, independent conditional: 132347, independent unconditional: 1387, dependent: 18520, dependent conditional: 18490, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 137473, independent: 133734, independent conditional: 132347, independent unconditional: 1387, dependent: 3739, dependent conditional: 3709, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 137473, independent: 133734, independent conditional: 132347, independent unconditional: 1387, dependent: 3739, dependent conditional: 3709, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 147278, independent: 133734, independent conditional: 2668, independent unconditional: 131066, dependent: 13544, dependent conditional: 7137, dependent unconditional: 6407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 147278, independent: 133734, independent conditional: 2668, independent unconditional: 131066, dependent: 13544, dependent conditional: 6319, dependent unconditional: 7225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 147278, independent: 133734, independent conditional: 2668, independent unconditional: 131066, dependent: 13544, dependent conditional: 6319, dependent unconditional: 7225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1284, independent: 1157, independent conditional: 6, independent unconditional: 1151, dependent: 127, dependent conditional: 97, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1284, independent: 1095, independent conditional: 0, independent unconditional: 1095, dependent: 189, dependent conditional: 0, dependent unconditional: 189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 189, independent: 62, independent conditional: 6, independent unconditional: 56, dependent: 127, dependent conditional: 97, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 189, independent: 62, independent conditional: 6, independent unconditional: 56, dependent: 127, dependent conditional: 97, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2176, independent: 940, independent conditional: 112, independent unconditional: 828, dependent: 1236, dependent conditional: 838, dependent unconditional: 398, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 147278, independent: 132577, independent conditional: 2662, independent unconditional: 129915, dependent: 13417, dependent conditional: 6222, dependent unconditional: 7195, unknown: 1284, unknown conditional: 103, unknown unconditional: 1181] , Statistics on independence cache: Total cache size (in pairs): 1284, Positive cache size: 1157, Positive conditional cache size: 6, Positive unconditional cache size: 1151, Negative cache size: 127, Negative conditional cache size: 97, Negative unconditional cache size: 30, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 818, Maximal queried relation: 7, Independence queries for same thread: 14781 - PositiveResult [Line: 141]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 142]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 143]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 71 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 105.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 69.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 252, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 33.5s InterpolantComputationTime, 277 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 305 ConstructedInterpolants, 0 QuantifiedInterpolants, 18650 SizeOfPredicates, 30 NumberOfNonLiveVariables, 1200 ConjunctsInSsa, 243 ConjunctsInUnsatCore, 17 InterpolantComputations, 5 PerfectInterpolantSequences, 576/1104 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-13 20:34:05,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-13 20:34:05,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE