./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-20_10-08-36.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da67795f 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-prod-cons3.wvr.c ./goblint.2024-08-20_10-08-36.files/mutex-meet-local/popl20-prod-cons3.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.dk.goblint-eval-da67795-m [2024-08-26 22:05:32,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 22:05:32,228 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-26 22:05:32,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 22:05:32,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 22:05:32,256 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 22:05:32,256 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 22:05:32,257 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 22:05:32,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 22:05:32,257 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 22:05:32,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 22:05:32,258 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 22:05:32,259 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 22:05:32,259 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 22:05:32,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 22:05:32,260 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 22:05:32,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-26 22:05:32,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 22:05:32,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 22:05:32,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 22:05:32,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 22:05:32,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 22:05:32,262 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 22:05:32,262 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 22:05:32,263 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 22:05:32,263 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 22:05:32,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 22:05:32,264 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 22:05:32,264 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 22:05:32,264 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 22:05:32,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 22:05:32,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 22:05:32,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 22:05:32,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 22:05:32,266 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-26 22:05:32,266 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 22:05:32,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-26 22:05:32,267 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 22:05:32,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 22:05:32,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 22:05:32,268 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 22:05:32,268 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 22:05:32,268 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 22:05:32,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 22:05:32,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 22:05:32,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 22:05:32,537 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 22:05:32,538 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 22:05:32,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml [2024-08-26 22:05:32,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 22:05:32,829 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 22:05:32,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-08-26 22:05:34,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 22:05:34,438 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 22:05:34,438 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-08-26 22:05:34,445 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/803d7f540/39ab3ef56207496199c2a21775724443/FLAGd050df16b [2024-08-26 22:05:34,457 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/803d7f540/39ab3ef56207496199c2a21775724443 [2024-08-26 22:05:34,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 22:05:34,459 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 22:05:34,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 22:05:34,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 22:05:34,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 22:05:34,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 10:05:32" (1/2) ... [2024-08-26 22:05:34,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f6472d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 10:05:34, skipping insertion in model container [2024-08-26 22:05:34,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 10:05:32" (1/2) ... [2024-08-26 22:05:34,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@516051c7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 10:05:34, skipping insertion in model container [2024-08-26 22:05:34,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 10:05:34" (2/2) ... [2024-08-26 22:05:34,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f6472d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:34, skipping insertion in model container [2024-08-26 22:05:34,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 10:05:34" (2/2) ... [2024-08-26 22:05:34,470 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 22:05:34,580 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 22:05:34,581 INFO L1541 ArrayList]: Location invariant before [L99-L99] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,581 INFO L1541 ArrayList]: Location invariant before [L85-L85] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,581 INFO L1541 ArrayList]: Location invariant before [L82-L82] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,582 INFO L1541 ArrayList]: Location invariant before [L116-L116] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,582 INFO L1541 ArrayList]: Location invariant before [L56-L56] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,582 INFO L1541 ArrayList]: Location invariant before [L104-L104] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,583 INFO L1541 ArrayList]: Location invariant before [L107-L107] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,583 INFO L1541 ArrayList]: Location invariant before [L72-L72] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,583 INFO L1541 ArrayList]: Location invariant before [L50-L50] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,583 INFO L1541 ArrayList]: Location invariant before [L77-L77] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,584 INFO L1541 ArrayList]: Location invariant before [L95-L95] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,584 INFO L1541 ArrayList]: Location invariant before [L68-L68] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-08-26 22:05:34,632 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 22:05:34,852 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 22:05:34,867 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-26 22:05:35,150 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 22:05:35,168 INFO L206 MainTranslator]: Completed translation [2024-08-26 22:05:35,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35 WrapperNode [2024-08-26 22:05:35,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 22:05:35,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-26 22:05:35,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-26 22:05:35,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-26 22:05:35,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,263 INFO L138 Inliner]: procedures = 25, calls = 54, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 280 [2024-08-26 22:05:35,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-26 22:05:35,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-26 22:05:35,265 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-26 22:05:35,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-26 22:05:35,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-26 22:05:35,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-26 22:05:35,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-26 22:05:35,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-26 22:05:35,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (1/1) ... [2024-08-26 22:05:35,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 22:05:35,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:05:35,365 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) [2024-08-26 22:05:35,369 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 [2024-08-26 22:05:35,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-26 22:05:35,426 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-26 22:05:35,426 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-26 22:05:35,426 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-26 22:05:35,426 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-26 22:05:35,426 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-26 22:05:35,426 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-26 22:05:35,426 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-08-26 22:05:35,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-08-26 22:05:35,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-26 22:05:35,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-26 22:05:35,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-26 22:05:35,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-26 22:05:35,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-26 22:05:35,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-26 22:05:35,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-26 22:05:35,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-26 22:05:35,429 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-26 22:05:35,534 INFO L242 CfgBuilder]: Building ICFG [2024-08-26 22:05:35,535 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-26 22:05:36,387 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-26 22:05:36,389 INFO L291 CfgBuilder]: Performing block encoding [2024-08-26 22:05:36,950 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-26 22:05:36,950 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-08-26 22:05:36,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 10:05:36 BoogieIcfgContainer [2024-08-26 22:05:36,950 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-26 22:05:36,953 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-26 22:05:36,953 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-26 22:05:36,958 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-26 22:05:36,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 10:05:32" (1/4) ... [2024-08-26 22:05:36,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a73c39 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 26.08 10:05:36, skipping insertion in model container [2024-08-26 22:05:36,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 10:05:34" (2/4) ... [2024-08-26 22:05:36,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a73c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 10:05:36, skipping insertion in model container [2024-08-26 22:05:36,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 10:05:35" (3/4) ... [2024-08-26 22:05:36,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a73c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 10:05:36, skipping insertion in model container [2024-08-26 22:05:36,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 10:05:36" (4/4) ... [2024-08-26 22:05:36,962 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons3.wvr.c [2024-08-26 22:05:36,980 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-26 22:05:36,981 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-08-26 22:05:36,981 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-26 22:05:37,126 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-08-26 22:05:37,170 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:05:37,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-26 22:05:37,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:05:37,173 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) [2024-08-26 22:05:37,175 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 [2024-08-26 22:05:37,205 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-26 22:05:37,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork3 ======== [2024-08-26 22:05:37,223 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;@3b09ebea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:05:37,225 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-26 22:05:37,528 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:05:37,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:05:37,534 INFO L85 PathProgramCache]: Analyzing trace with hash 531413791, now seen corresponding path program 1 times [2024-08-26 22:05:37,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:05:37,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938186657] [2024-08-26 22:05:37,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:05:37,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:05:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:05:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:05:40,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:05:40,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938186657] [2024-08-26 22:05:40,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938186657] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:05:40,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 22:05:40,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-26 22:05:40,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814431284] [2024-08-26 22:05:40,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:05:40,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:05:40,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:05:40,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:05:40,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-26 22:05:40,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:05:40,174 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:05:40,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2024-08-26 22:05:40,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:05:40,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:05:40,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-26 22:05:40,291 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:05:40,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:05:40,292 INFO L85 PathProgramCache]: Analyzing trace with hash -568773165, now seen corresponding path program 1 times [2024-08-26 22:05:40,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:05:40,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402541228] [2024-08-26 22:05:40,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:05:40,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:05:40,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:05:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:05:41,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:05:41,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402541228] [2024-08-26 22:05:41,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402541228] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:05:41,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573481370] [2024-08-26 22:05:41,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:05:41,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:05:41,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:05:41,919 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) [2024-08-26 22:05:41,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-08-26 22:05:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:05:42,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 28 conjunts are in the unsatisfiable core [2024-08-26 22:05:42,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:05:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:05:42,674 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-26 22:05:47,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:05:47,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573481370] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-26 22:05:47,435 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-26 22:05:47,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-08-26 22:05:47,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265902651] [2024-08-26 22:05:47,436 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-26 22:05:47,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-26 22:05:47,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:05:47,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-26 22:05:47,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-08-26 22:05:47,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:05:47,441 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:05:47,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 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) [2024-08-26 22:05:47,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:05:47,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:05:48,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:05:48,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:05:48,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-08-26 22:05:48,592 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 [2024-08-26 22:05:48,593 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:05:48,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:05:48,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1806710753, now seen corresponding path program 2 times [2024-08-26 22:05:48,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:05:48,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521385173] [2024-08-26 22:05:48,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:05:48,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:05:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:05:50,294 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:05:50,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:05:50,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521385173] [2024-08-26 22:05:50,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521385173] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:05:50,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958007085] [2024-08-26 22:05:50,298 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-26 22:05:50,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:05:50,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:05:50,300 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) [2024-08-26 22:05:50,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-08-26 22:05:50,404 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-26 22:05:50,404 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-26 22:05:50,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 25 conjunts are in the unsatisfiable core [2024-08-26 22:05:50,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:05:51,024 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-08-26 22:05:51,024 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-26 22:05:51,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958007085] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:05:51,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-26 22:05:51,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-08-26 22:05:51,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630407871] [2024-08-26 22:05:51,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:05:51,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:05:51,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:05:51,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:05:51,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-08-26 22:05:51,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:05:51,027 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:05:51,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 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) [2024-08-26 22:05:51,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:05:51,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:05:51,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:05:51,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:05:51,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:05:51,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:05:51,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-08-26 22:05:51,308 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 [2024-08-26 22:05:51,309 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:05:51,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:05:51,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1567792528, now seen corresponding path program 1 times [2024-08-26 22:05:51,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:05:51,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848395648] [2024-08-26 22:05:51,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:05:51,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:05:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:05:53,069 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:05:53,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:05:53,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848395648] [2024-08-26 22:05:53,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848395648] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:05:53,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827547575] [2024-08-26 22:05:53,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:05:53,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:05:53,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:05:53,074 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) [2024-08-26 22:05:53,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-08-26 22:05:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:05:53,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2024-08-26 22:05:53,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:05:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:05:53,666 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-26 22:06:01,735 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:01,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827547575] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-26 22:06:01,736 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-26 22:06:01,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 23 [2024-08-26 22:06:01,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39781082] [2024-08-26 22:06:01,736 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-26 22:06:01,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-08-26 22:06:01,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:06:01,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-08-26 22:06:01,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-08-26 22:06:01,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:01,738 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:06:01,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.8333333333333333) internal successors, (44), 23 states have internal predecessors, (44), 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) [2024-08-26 22:06:01,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:01,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:01,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:01,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:12,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:12,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:12,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-26 22:06:12,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-08-26 22:06:12,907 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 [2024-08-26 22:06:12,908 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:06:12,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:06:12,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1630245136, now seen corresponding path program 2 times [2024-08-26 22:06:12,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:06:12,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756399680] [2024-08-26 22:06:12,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:06:12,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:06:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:06:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:15,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:06:15,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756399680] [2024-08-26 22:06:15,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756399680] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:06:15,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026952797] [2024-08-26 22:06:15,155 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-26 22:06:15,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:06:15,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:06:15,157 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) [2024-08-26 22:06:15,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-08-26 22:06:15,253 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-26 22:06:15,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-26 22:06:15,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 25 conjunts are in the unsatisfiable core [2024-08-26 22:06:15,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:06:15,931 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-08-26 22:06:15,931 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-26 22:06:15,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2026952797] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:06:15,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-26 22:06:15,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 18 [2024-08-26 22:06:15,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327625235] [2024-08-26 22:06:15,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:06:15,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:06:15,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:06:15,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:06:15,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-08-26 22:06:15,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:15,933 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:06:15,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 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) [2024-08-26 22:06:15,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:15,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:15,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:15,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-26 22:06:15,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:24,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:24,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-26 22:06:24,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:24,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-26 22:06:24,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:24,927 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 1 remaining) [2024-08-26 22:06:24,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-08-26 22:06:25,135 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 [2024-08-26 22:06:25,140 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-08-26 22:06:25,141 INFO L308 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork3 was SAFE (1/5) [2024-08-26 22:06:25,144 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:06:25,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-26 22:06:25,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:06:25,146 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-26 22:06:25,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2024-08-26 22:06:25,153 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-26 22:06:25,153 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-08-26 22:06:25,154 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;@3b09ebea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:06:25,154 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-08-26 22:06:25,270 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-26 22:06:25,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:06:25,271 INFO L85 PathProgramCache]: Analyzing trace with hash 369543957, now seen corresponding path program 1 times [2024-08-26 22:06:25,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:06:25,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728722964] [2024-08-26 22:06:25,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:06:25,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:06:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:06:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:25,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:06:25,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728722964] [2024-08-26 22:06:25,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728722964] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:06:25,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 22:06:25,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-26 22:06:25,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452581700] [2024-08-26 22:06:25,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:06:25,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:06:25,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:06:25,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:06:25,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-26 22:06:25,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:25,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:06:25,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 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) [2024-08-26 22:06:25,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:26,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:26,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-26 22:06:26,015 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-26 22:06:26,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:06:26,015 INFO L85 PathProgramCache]: Analyzing trace with hash -2002568759, now seen corresponding path program 1 times [2024-08-26 22:06:26,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:06:26,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355862280] [2024-08-26 22:06:26,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:06:26,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:06:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:06:26,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:26,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:06:26,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355862280] [2024-08-26 22:06:26,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355862280] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:06:26,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767845015] [2024-08-26 22:06:26,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:06:26,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:06:26,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:06:27,000 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) [2024-08-26 22:06:27,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-08-26 22:06:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:06:27,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 28 conjunts are in the unsatisfiable core [2024-08-26 22:06:27,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:06:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:27,251 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-26 22:06:30,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:30,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767845015] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-26 22:06:30,805 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-26 22:06:30,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-08-26 22:06:30,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293630025] [2024-08-26 22:06:30,805 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-26 22:06:30,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-26 22:06:30,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:06:30,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-26 22:06:30,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-08-26 22:06:30,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:30,806 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:06:30,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 11 states have internal predecessors, (24), 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) [2024-08-26 22:06:30,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:30,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:31,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:31,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:31,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-08-26 22:06:31,755 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 [2024-08-26 22:06:31,755 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-26 22:06:31,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:06:31,756 INFO L85 PathProgramCache]: Analyzing trace with hash 285661205, now seen corresponding path program 2 times [2024-08-26 22:06:31,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:06:31,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970776046] [2024-08-26 22:06:31,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:06:31,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:06:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:06:32,994 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:32,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:06:32,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970776046] [2024-08-26 22:06:32,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970776046] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:06:32,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179616183] [2024-08-26 22:06:32,994 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-26 22:06:32,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:06:32,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:06:32,997 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:06:32,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-08-26 22:06:33,074 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-26 22:06:33,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-26 22:06:33,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 25 conjunts are in the unsatisfiable core [2024-08-26 22:06:33,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:06:33,334 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-08-26 22:06:33,335 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-26 22:06:33,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1179616183] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:06:33,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-26 22:06:33,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 10 [2024-08-26 22:06:33,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962570606] [2024-08-26 22:06:33,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:06:33,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:06:33,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:06:33,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:06:33,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-08-26 22:06:33,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:33,336 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:06:33,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2024-08-26 22:06:33,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:33,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:33,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:33,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:33,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:33,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:33,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-08-26 22:06:33,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:06:33,573 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-26 22:06:33,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:06:33,573 INFO L85 PathProgramCache]: Analyzing trace with hash 625496934, now seen corresponding path program 1 times [2024-08-26 22:06:33,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:06:33,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756665469] [2024-08-26 22:06:33,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:06:33,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:06:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:06:34,799 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:34,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:06:34,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756665469] [2024-08-26 22:06:34,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756665469] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:06:34,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [996730960] [2024-08-26 22:06:34,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:06:34,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:06:34,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:06:34,802 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:06:34,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-08-26 22:06:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:06:34,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 37 conjunts are in the unsatisfiable core [2024-08-26 22:06:34,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:06:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:35,249 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-26 22:06:42,892 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:42,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [996730960] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-26 22:06:42,892 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-26 22:06:42,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 22 [2024-08-26 22:06:42,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323418599] [2024-08-26 22:06:42,893 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-26 22:06:42,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-08-26 22:06:42,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:06:42,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-08-26 22:06:42,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-08-26 22:06:42,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:42,894 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:06:42,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 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) [2024-08-26 22:06:42,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:42,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:42,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:42,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:53,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:53,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:53,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:53,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-26 22:06:53,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-08-26 22:06:53,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:06:53,923 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-26 22:06:53,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:06:53,924 INFO L85 PathProgramCache]: Analyzing trace with hash 497278950, now seen corresponding path program 2 times [2024-08-26 22:06:53,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:06:53,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224622376] [2024-08-26 22:06:53,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:06:53,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:06:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:06:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:06:55,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:06:55,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224622376] [2024-08-26 22:06:55,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224622376] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:06:55,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368516148] [2024-08-26 22:06:55,820 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-26 22:06:55,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:06:55,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:06:55,821 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:06:55,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-08-26 22:06:55,904 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-26 22:06:55,905 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-26 22:06:55,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 25 conjunts are in the unsatisfiable core [2024-08-26 22:06:55,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:06:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-08-26 22:06:56,289 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-26 22:06:56,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368516148] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:06:56,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-26 22:06:56,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 17 [2024-08-26 22:06:56,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512207952] [2024-08-26 22:06:56,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:06:56,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:06:56,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:06:56,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:06:56,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-08-26 22:06:56,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:06:56,291 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:06:56,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2024-08-26 22:06:56,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:06:56,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:06:56,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:06:56,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-26 22:06:56,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:06,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:06,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-26 22:07:06,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:06,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-26 22:07:06,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:06,012 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-08-26 22:07:06,012 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-08-26 22:07:06,012 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining) [2024-08-26 22:07:06,012 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 5 remaining) [2024-08-26 22:07:06,013 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 5 remaining) [2024-08-26 22:07:06,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-08-26 22:07:06,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-08-26 22:07:06,216 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-08-26 22:07:06,216 INFO L308 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (2/5) [2024-08-26 22:07:06,218 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:07:06,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-26 22:07:06,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:07:06,221 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-26 22:07:06,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2024-08-26 22:07:06,224 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-26 22:07:06,225 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-26 22:07:06,225 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;@3b09ebea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:07:06,225 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-26 22:07:06,405 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-08-26 22:07:06,405 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-08-26 22:07:06,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-26 22:07:06,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-26 22:07:06,407 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-26 22:07:06,407 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (3/5) [2024-08-26 22:07:06,409 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:07:06,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-26 22:07:06,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:07:06,411 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-26 22:07:06,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2024-08-26 22:07:06,415 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-26 22:07:06,415 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork2 ======== [2024-08-26 22:07:06,415 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;@3b09ebea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:07:06,415 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-08-26 22:07:06,548 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:07:06,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:07:06,549 INFO L85 PathProgramCache]: Analyzing trace with hash 99556673, now seen corresponding path program 1 times [2024-08-26 22:07:06,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:07:06,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488825239] [2024-08-26 22:07:06,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:07:06,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:07:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:07:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:07,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:07:07,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488825239] [2024-08-26 22:07:07,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488825239] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:07:07,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 22:07:07,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-26 22:07:07,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679656146] [2024-08-26 22:07:07,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:07:07,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-26 22:07:07,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:07:07,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-26 22:07:07,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-08-26 22:07:07,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:07,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:07:07,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 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) [2024-08-26 22:07:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:07,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:07,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-26 22:07:07,808 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:07:07,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:07:07,809 INFO L85 PathProgramCache]: Analyzing trace with hash -674613747, now seen corresponding path program 1 times [2024-08-26 22:07:07,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:07:07,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612331458] [2024-08-26 22:07:07,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:07:07,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:07:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:07:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:09,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:07:09,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612331458] [2024-08-26 22:07:09,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612331458] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:07:09,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879689844] [2024-08-26 22:07:09,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:07:09,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:07:09,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:07:09,088 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:07:09,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-08-26 22:07:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:07:09,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 30 conjunts are in the unsatisfiable core [2024-08-26 22:07:09,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:07:09,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:09,541 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-26 22:07:13,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:13,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879689844] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-26 22:07:13,977 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-26 22:07:13,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 15 [2024-08-26 22:07:13,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168394742] [2024-08-26 22:07:13,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-26 22:07:13,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-08-26 22:07:13,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:07:13,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-08-26 22:07:13,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-08-26 22:07:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:13,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:07:13,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 15 states have internal predecessors, (56), 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) [2024-08-26 22:07:13,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:13,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:15,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:15,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:07:15,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-08-26 22:07:16,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-08-26 22:07:16,015 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:07:16,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:07:16,015 INFO L85 PathProgramCache]: Analyzing trace with hash 810872897, now seen corresponding path program 2 times [2024-08-26 22:07:16,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:07:16,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694420553] [2024-08-26 22:07:16,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:07:16,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:07:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:07:17,588 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:17,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:07:17,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694420553] [2024-08-26 22:07:17,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694420553] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:07:17,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187440272] [2024-08-26 22:07:17,588 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-26 22:07:17,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:07:17,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:07:17,589 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:07:17,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-08-26 22:07:17,688 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-26 22:07:17,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-26 22:07:17,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 27 conjunts are in the unsatisfiable core [2024-08-26 22:07:17,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:07:18,252 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-08-26 22:07:18,253 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-26 22:07:18,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [187440272] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:07:18,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-26 22:07:18,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 14 [2024-08-26 22:07:18,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188979974] [2024-08-26 22:07:18,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:07:18,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-26 22:07:18,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:07:18,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-26 22:07:18,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-08-26 22:07:18,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:18,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:07:18,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 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) [2024-08-26 22:07:18,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:18,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:07:18,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:18,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:18,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:07:18,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:18,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-08-26 22:07:18,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:07:18,508 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:07:18,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:07:18,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1662904400, now seen corresponding path program 1 times [2024-08-26 22:07:18,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:07:18,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949482132] [2024-08-26 22:07:18,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:07:18,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:07:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:07:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:20,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:07:20,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949482132] [2024-08-26 22:07:20,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949482132] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:07:20,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544365130] [2024-08-26 22:07:20,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:07:20,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:07:20,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:07:20,173 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:07:20,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-08-26 22:07:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:07:20,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 38 conjunts are in the unsatisfiable core [2024-08-26 22:07:20,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:07:20,751 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:20,752 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-26 22:07:28,650 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:28,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544365130] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-26 22:07:28,651 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-26 22:07:28,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 26 [2024-08-26 22:07:28,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134308729] [2024-08-26 22:07:28,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-26 22:07:28,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-08-26 22:07:28,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:07:28,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-08-26 22:07:28,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=553, Unknown=0, NotChecked=0, Total=702 [2024-08-26 22:07:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:28,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:07:28,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.5185185185185186) internal successors, (68), 26 states have internal predecessors, (68), 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) [2024-08-26 22:07:28,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:28,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:07:28,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:28,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:38,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:38,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:07:38,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:38,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-26 22:07:38,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-08-26 22:07:38,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:07:38,678 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:07:38,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:07:38,679 INFO L85 PathProgramCache]: Analyzing trace with hash 858098640, now seen corresponding path program 2 times [2024-08-26 22:07:38,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:07:38,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990147390] [2024-08-26 22:07:38,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:07:38,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:07:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:07:40,639 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:07:40,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:07:40,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990147390] [2024-08-26 22:07:40,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990147390] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:07:40,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [272613201] [2024-08-26 22:07:40,640 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-26 22:07:40,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:07:40,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:07:40,641 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:07:40,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-08-26 22:07:40,749 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-26 22:07:40,749 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-26 22:07:40,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 27 conjunts are in the unsatisfiable core [2024-08-26 22:07:40,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:07:41,554 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-08-26 22:07:41,555 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-26 22:07:41,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [272613201] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:07:41,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-26 22:07:41,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-08-26 22:07:41,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677568975] [2024-08-26 22:07:41,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:07:41,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-26 22:07:41,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:07:41,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-26 22:07:41,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2024-08-26 22:07:41,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:41,556 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:07:41,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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) [2024-08-26 22:07:41,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:41,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:07:41,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:41,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-26 22:07:41,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-26 22:07:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-08-26 22:07:46,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-26 22:07:46,996 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-08-26 22:07:47,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-08-26 22:07:47,184 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-26 22:07:47,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:07:47,185 INFO L85 PathProgramCache]: Analyzing trace with hash -803259626, now seen corresponding path program 1 times [2024-08-26 22:07:47,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:07:47,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612774514] [2024-08-26 22:07:47,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:07:47,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:07:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:07:50,244 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-08-26 22:07:50,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:07:50,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612774514] [2024-08-26 22:07:50,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612774514] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:07:50,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 22:07:50,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-26 22:07:50,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094159953] [2024-08-26 22:07:50,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:07:50,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-26 22:07:50,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:07:50,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-26 22:07:50,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-08-26 22:07:50,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:07:50,246 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:07:50,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.625) internal successors, (37), 8 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) [2024-08-26 22:07:50,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:07:50,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-26 22:07:50,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:07:50,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-08-26 22:07:50,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-26 22:07:50,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:03,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-26 22:08:03,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-26 22:08:03,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-26 22:08:03,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-08-26 22:08:03,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-26 22:08:03,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:08:03,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-08-26 22:08:03,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 2 remaining) [2024-08-26 22:08:03,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-08-26 22:08:03,541 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2024-08-26 22:08:03,542 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork2 was SAFE,SAFE (4/5) [2024-08-26 22:08:03,543 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:08:03,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-26 22:08:03,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:08:03,545 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-26 22:08:03,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Waiting until timeout for monitored process [2024-08-26 22:08:03,549 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-26 22:08:03,549 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork1 ======== [2024-08-26 22:08:03,549 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;@3b09ebea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 22:08:03,549 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-26 22:08:03,687 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-26 22:08:03,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:08:03,687 INFO L85 PathProgramCache]: Analyzing trace with hash -767960276, now seen corresponding path program 1 times [2024-08-26 22:08:03,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:08:03,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508445116] [2024-08-26 22:08:03,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:08:03,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:08:03,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:08:04,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:04,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:08:04,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508445116] [2024-08-26 22:08:04,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508445116] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:08:04,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 22:08:04,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-26 22:08:04,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613577670] [2024-08-26 22:08:04,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:08:04,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:08:04,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:08:04,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:08:04,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-26 22:08:04,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:04,337 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:08:04,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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) [2024-08-26 22:08:04,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:04,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:08:04,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-08-26 22:08:04,387 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-26 22:08:04,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:08:04,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1361588256, now seen corresponding path program 1 times [2024-08-26 22:08:04,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:08:04,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247312518] [2024-08-26 22:08:04,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:08:04,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:08:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:08:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:05,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:08:05,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247312518] [2024-08-26 22:08:05,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247312518] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:08:05,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2141228462] [2024-08-26 22:08:05,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:08:05,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:08:05,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:08:05,119 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:08:05,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-08-26 22:08:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:08:05,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 28 conjunts are in the unsatisfiable core [2024-08-26 22:08:05,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:08:05,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:05,505 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-26 22:08:09,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:09,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2141228462] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-26 22:08:09,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-26 22:08:09,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 11 [2024-08-26 22:08:09,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235617486] [2024-08-26 22:08:09,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-26 22:08:09,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-26 22:08:09,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:08:09,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-26 22:08:09,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-08-26 22:08:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:09,057 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:08:09,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.75) internal successors, (33), 11 states have internal predecessors, (33), 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) [2024-08-26 22:08:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:08:09,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:08:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:08:09,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-08-26 22:08:09,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-08-26 22:08:09,963 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-26 22:08:09,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:08:09,963 INFO L85 PathProgramCache]: Analyzing trace with hash 74147884, now seen corresponding path program 2 times [2024-08-26 22:08:09,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:08:09,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421751485] [2024-08-26 22:08:09,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:08:09,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:08:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:08:10,990 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:10,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:08:10,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421751485] [2024-08-26 22:08:10,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421751485] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:08:10,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488471899] [2024-08-26 22:08:10,990 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-26 22:08:10,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:08:10,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:08:10,992 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:08:10,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-08-26 22:08:11,080 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-26 22:08:11,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-26 22:08:11,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 25 conjunts are in the unsatisfiable core [2024-08-26 22:08:11,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:08:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-08-26 22:08:11,517 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-26 22:08:11,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488471899] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:08:11,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-26 22:08:11,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-08-26 22:08:11,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556052744] [2024-08-26 22:08:11,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:08:11,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:08:11,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:08:11,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:08:11,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-08-26 22:08:11,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:11,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:08:11,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 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) [2024-08-26 22:08:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:08:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:08:11,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:08:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:08:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:08:11,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-08-26 22:08:11,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:08:11,758 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-26 22:08:11,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:08:11,758 INFO L85 PathProgramCache]: Analyzing trace with hash -638790915, now seen corresponding path program 1 times [2024-08-26 22:08:11,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:08:11,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786756394] [2024-08-26 22:08:11,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:08:11,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:08:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:08:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:12,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:08:12,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786756394] [2024-08-26 22:08:12,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786756394] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:08:12,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [836371862] [2024-08-26 22:08:12,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:08:12,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:08:12,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:08:12,878 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:08:12,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-08-26 22:08:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:08:12,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 37 conjunts are in the unsatisfiable core [2024-08-26 22:08:12,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:08:13,421 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:13,421 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-26 22:08:20,938 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:20,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [836371862] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-26 22:08:20,939 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-26 22:08:20,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 23 [2024-08-26 22:08:20,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806067710] [2024-08-26 22:08:20,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-26 22:08:20,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-08-26 22:08:20,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:08:20,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-08-26 22:08:20,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-08-26 22:08:20,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:20,941 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:08:20,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.875) internal successors, (45), 23 states have internal predecessors, (45), 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) [2024-08-26 22:08:20,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:08:20,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:08:20,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:08:20,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:31,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:08:31,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:08:31,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:08:31,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-26 22:08:31,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-08-26 22:08:31,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2024-08-26 22:08:31,895 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-26 22:08:31,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 22:08:31,897 INFO L85 PathProgramCache]: Analyzing trace with hash -391241859, now seen corresponding path program 2 times [2024-08-26 22:08:31,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 22:08:31,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415608802] [2024-08-26 22:08:31,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 22:08:31,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 22:08:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 22:08:33,540 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 22:08:33,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 22:08:33,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415608802] [2024-08-26 22:08:33,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415608802] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-26 22:08:33,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215796836] [2024-08-26 22:08:33,541 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-26 22:08:33,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:08:33,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 22:08:33,543 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-26 22:08:33,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-08-26 22:08:33,667 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-26 22:08:33,667 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-26 22:08:33,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 25 conjunts are in the unsatisfiable core [2024-08-26 22:08:33,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-26 22:08:34,328 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-08-26 22:08:34,328 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-26 22:08:34,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1215796836] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 22:08:34,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-26 22:08:34,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 18 [2024-08-26 22:08:34,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036832387] [2024-08-26 22:08:34,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 22:08:34,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-26 22:08:34,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 22:08:34,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-26 22:08:34,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-08-26 22:08:34,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:34,330 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 22:08:34,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-08-26 22:08:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-26 22:08:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-26 22:08:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:08:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-26 22:08:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 22:08:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:08:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-26 22:08:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:08:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-26 22:08:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-26 22:08:42,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-26 22:08:42,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-26 22:08:42,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-26 22:08:42,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-26 22:08:42,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-08-26 22:08:43,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-26 22:08:43,180 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-08-26 22:08:43,181 INFO L308 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (5/5) [2024-08-26 22:08:43,181 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-26 22:08:43,181 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-26 22:08:43,184 INFO L507 ceAbstractionStarter]: Automizer considered 12 witness invariants [2024-08-26 22:08:43,184 INFO L508 ceAbstractionStarter]: WitnessConsidered=12 [2024-08-26 22:08:43,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 10:08:43 BasicIcfg [2024-08-26 22:08:43,185 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-26 22:08:43,186 INFO L158 Benchmark]: Toolchain (without parser) took 188727.27ms. Allocated memory was 155.2MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 83.9MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-08-26 22:08:43,186 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 155.2MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 22:08:43,186 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 155.2MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 22:08:43,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 709.82ms. Allocated memory is still 155.2MB. Free memory was 83.9MB in the beginning and 94.4MB in the end (delta: -10.4MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2024-08-26 22:08:43,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.25ms. Allocated memory is still 155.2MB. Free memory was 94.4MB in the beginning and 87.8MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-08-26 22:08:43,187 INFO L158 Benchmark]: Boogie Preprocessor took 55.51ms. Allocated memory is still 155.2MB. Free memory was 87.8MB in the beginning and 83.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-26 22:08:43,187 INFO L158 Benchmark]: RCFGBuilder took 1628.96ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 83.8MB in the beginning and 136.7MB in the end (delta: -52.9MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. [2024-08-26 22:08:43,187 INFO L158 Benchmark]: TraceAbstraction took 186232.06ms. Allocated memory was 203.4MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 135.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-08-26 22:08:43,188 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 0.20ms. Allocated memory is still 155.2MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.78ms. Allocated memory is still 155.2MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 709.82ms. Allocated memory is still 155.2MB. Free memory was 83.9MB in the beginning and 94.4MB in the end (delta: -10.4MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.25ms. Allocated memory is still 155.2MB. Free memory was 94.4MB in the beginning and 87.8MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.51ms. Allocated memory is still 155.2MB. Free memory was 87.8MB in the beginning and 83.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1628.96ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 83.8MB in the beginning and 136.7MB in the end (delta: -52.9MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. * TraceAbstraction took 186232.06ms. Allocated memory was 203.4MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 135.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 106765, independent: 93971, independent conditional: 91374, independent unconditional: 2597, dependent: 12794, dependent conditional: 12774, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 96003, independent: 93971, independent conditional: 91374, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 96003, independent: 93971, independent conditional: 91374, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100361, independent: 93971, independent conditional: 0, independent unconditional: 93971, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100361, independent: 93971, independent conditional: 0, independent unconditional: 93971, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100361, independent: 93971, independent conditional: 0, independent unconditional: 93971, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2087, independent: 2035, independent conditional: 0, independent unconditional: 2035, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2087, independent: 1916, independent conditional: 0, independent unconditional: 1916, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2029, independent: 1342, independent conditional: 0, independent unconditional: 1342, dependent: 687, dependent conditional: 503, dependent unconditional: 185, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100361, independent: 91936, independent conditional: 0, independent unconditional: 91936, dependent: 6338, dependent conditional: 4326, dependent unconditional: 2012, unknown: 2087, unknown conditional: 32, unknown unconditional: 2055] , Statistics on independence cache: Total cache size (in pairs): 2087, Positive cache size: 2035, Positive conditional cache size: 0, Positive unconditional cache size: 2035, Negative cache size: 52, Negative conditional cache size: 32, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 5, Independence queries for same thread: 10762 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.8s, Number of persistent set computation: 2035, Number of trivial persistent sets: 1815, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2617, independent: 2597, independent conditional: 0, independent unconditional: 2597, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 106765, independent: 93971, independent conditional: 91374, independent unconditional: 2597, dependent: 12794, dependent conditional: 12774, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 96003, independent: 93971, independent conditional: 91374, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 96003, independent: 93971, independent conditional: 91374, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100361, independent: 93971, independent conditional: 0, independent unconditional: 93971, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100361, independent: 93971, independent conditional: 0, independent unconditional: 93971, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100361, independent: 93971, independent conditional: 0, independent unconditional: 93971, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2087, independent: 2035, independent conditional: 0, independent unconditional: 2035, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2087, independent: 1916, independent conditional: 0, independent unconditional: 1916, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2029, independent: 1342, independent conditional: 0, independent unconditional: 1342, dependent: 687, dependent conditional: 503, dependent unconditional: 185, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100361, independent: 91936, independent conditional: 0, independent unconditional: 91936, dependent: 6338, dependent conditional: 4326, dependent unconditional: 2012, unknown: 2087, unknown conditional: 32, unknown unconditional: 2055] , Statistics on independence cache: Total cache size (in pairs): 2087, Positive cache size: 2035, Positive conditional cache size: 0, Positive unconditional cache size: 2035, Negative cache size: 52, Negative conditional cache size: 32, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 5, Independence queries for same thread: 10762 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 249473, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 33439, dependent conditional: 33419, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2320, independent: 2228, independent conditional: 0, independent unconditional: 2228, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2320, independent: 2109, independent conditional: 0, independent unconditional: 2109, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2475, independent: 1278, independent conditional: 0, independent unconditional: 1278, dependent: 1198, dependent conditional: 1053, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 225691, independent: 213806, independent conditional: 0, independent unconditional: 213806, dependent: 9565, dependent conditional: 6552, dependent unconditional: 3013, unknown: 2320, unknown conditional: 72, unknown unconditional: 2248] , Statistics on independence cache: Total cache size (in pairs): 2320, Positive cache size: 2228, Positive conditional cache size: 0, Positive unconditional cache size: 2228, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 5, Independence queries for same thread: 30406 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.6s, Number of persistent set computation: 4918, Number of trivial persistent sets: 3708, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2985, independent: 2965, independent conditional: 0, independent unconditional: 2965, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 249473, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 33439, dependent conditional: 33419, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2320, independent: 2228, independent conditional: 0, independent unconditional: 2228, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2320, independent: 2109, independent conditional: 0, independent unconditional: 2109, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2475, independent: 1278, independent conditional: 0, independent unconditional: 1278, dependent: 1198, dependent conditional: 1053, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 225691, independent: 213806, independent conditional: 0, independent unconditional: 213806, dependent: 9565, dependent conditional: 6552, dependent unconditional: 3013, unknown: 2320, unknown conditional: 72, unknown unconditional: 2248] , Statistics on independence cache: Total cache size (in pairs): 2320, Positive cache size: 2228, Positive conditional cache size: 0, Positive unconditional cache size: 2228, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 5, Independence queries for same thread: 30406 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1648, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 98, dependent conditional: 90, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1007, independent: 986, independent conditional: 0, independent unconditional: 986, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, independent: 135, independent conditional: 0, independent unconditional: 135, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1558, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1007, unknown conditional: 0, unknown unconditional: 1007] , Statistics on independence cache: Total cache size (in pairs): 1007, Positive cache size: 999, Positive conditional cache size: 0, Positive unconditional cache size: 999, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 90 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 88, Number of trivial persistent sets: 30, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1648, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 98, dependent conditional: 90, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1007, independent: 986, independent conditional: 0, independent unconditional: 986, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, independent: 135, independent conditional: 0, independent unconditional: 135, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1558, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1007, unknown conditional: 0, unknown unconditional: 1007] , Statistics on independence cache: Total cache size (in pairs): 1007, Positive cache size: 999, Positive conditional cache size: 0, Positive unconditional cache size: 999, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 90 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 240492, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 33212, dependent conditional: 33192, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2269, independent: 2160, independent conditional: 0, independent unconditional: 2160, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2269, independent: 2041, independent conditional: 0, independent unconditional: 2041, dependent: 228, dependent conditional: 0, dependent unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2414, independent: 1232, independent conditional: 0, independent unconditional: 1232, dependent: 1182, dependent conditional: 1030, dependent unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 220244, independent: 205120, independent conditional: 0, independent unconditional: 205120, dependent: 12855, dependent conditional: 9787, dependent unconditional: 3068, unknown: 2269, unknown conditional: 89, unknown unconditional: 2180] , Statistics on independence cache: Total cache size (in pairs): 2269, Positive cache size: 2160, Positive conditional cache size: 0, Positive unconditional cache size: 2160, Negative cache size: 109, Negative conditional cache size: 89, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 6, Independence queries for same thread: 30124 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.5s, Number of persistent set computation: 4815, Number of trivial persistent sets: 3997, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2915, independent: 2895, independent conditional: 0, independent unconditional: 2895, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 240492, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 33212, dependent conditional: 33192, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2269, independent: 2160, independent conditional: 0, independent unconditional: 2160, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2269, independent: 2041, independent conditional: 0, independent unconditional: 2041, dependent: 228, dependent conditional: 0, dependent unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2414, independent: 1232, independent conditional: 0, independent unconditional: 1232, dependent: 1182, dependent conditional: 1030, dependent unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 220244, independent: 205120, independent conditional: 0, independent unconditional: 205120, dependent: 12855, dependent conditional: 9787, dependent unconditional: 3068, unknown: 2269, unknown conditional: 89, unknown unconditional: 2180] , Statistics on independence cache: Total cache size (in pairs): 2269, Positive cache size: 2160, Positive conditional cache size: 0, Positive unconditional cache size: 2160, Negative cache size: 109, Negative conditional cache size: 89, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 6, Independence queries for same thread: 30124 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242854, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 31636, dependent conditional: 31616, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2314, independent: 2222, independent conditional: 0, independent unconditional: 2222, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2314, independent: 2103, independent conditional: 0, independent unconditional: 2103, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2111, independent: 1167, independent conditional: 0, independent unconditional: 1167, dependent: 944, dependent conditional: 817, dependent unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 221705, independent: 208996, independent conditional: 0, independent unconditional: 208996, dependent: 10395, dependent conditional: 7142, dependent unconditional: 3253, unknown: 2314, unknown conditional: 72, unknown unconditional: 2242] , Statistics on independence cache: Total cache size (in pairs): 2314, Positive cache size: 2222, Positive conditional cache size: 0, Positive unconditional cache size: 2222, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 5, Independence queries for same thread: 28363 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.4s, Number of persistent set computation: 4613, Number of trivial persistent sets: 3629, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2928, independent: 2908, independent conditional: 0, independent unconditional: 2908, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242854, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 31636, dependent conditional: 31616, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2314, independent: 2222, independent conditional: 0, independent unconditional: 2222, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2314, independent: 2103, independent conditional: 0, independent unconditional: 2103, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2111, independent: 1167, independent conditional: 0, independent unconditional: 1167, dependent: 944, dependent conditional: 817, dependent unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 221705, independent: 208996, independent conditional: 0, independent unconditional: 208996, dependent: 10395, dependent conditional: 7142, dependent unconditional: 3253, unknown: 2314, unknown conditional: 72, unknown unconditional: 2242] , Statistics on independence cache: Total cache size (in pairs): 2314, Positive cache size: 2222, Positive conditional cache size: 0, Positive unconditional cache size: 2222, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 5, Independence queries for same thread: 28363 - PositiveResult [Line: 116]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 68]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 72]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 77]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 82]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 85]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 50]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 56]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 95]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 99]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 104]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 107]: 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: thread4Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 48.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 21.4s, 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: 46, 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, 0.3s SatisfiabilityAnalysisTime, 24.9s InterpolantComputationTime, 195 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 12316 SizeOfPredicates, 41 NumberOfNonLiveVariables, 814 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 41.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 21.5s, 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: 46, 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, 0.1s SatisfiabilityAnalysisTime, 18.3s InterpolantComputationTime, 123 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 136 ConstructedInterpolants, 0 QuantifiedInterpolants, 12084 SizeOfPredicates, 13 NumberOfNonLiveVariables, 622 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 57.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 30.6s, 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: 61, 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, 0.2s SatisfiabilityAnalysisTime, 25.1s InterpolantComputationTime, 268 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 302 ConstructedInterpolants, 0 QuantifiedInterpolants, 16917 SizeOfPredicates, 41 NumberOfNonLiveVariables, 826 ConjunctsInSsa, 122 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 124/226 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread3Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 39.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 20.3s, 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: 46, 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, 0.1s SatisfiabilityAnalysisTime, 18.0s InterpolantComputationTime, 159 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 12416 SizeOfPredicates, 41 NumberOfNonLiveVariables, 714 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 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 12 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-26 22:08:43,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Ended with exit code 0 [2024-08-26 22:08:43,420 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Ended with exit code 0 [2024-08-26 22:08:43,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Forceful destruction successful, exit code 0 [2024-08-26 22:08:43,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Forceful destruction successful, exit code 0 [2024-08-26 22:08:44,021 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 [2024-08-26 22:08:44,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE