./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 --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da 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.2024-09-02_08-21-23.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.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-23 18:35:50,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-23 18:35:50,410 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-23 18:35:50,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-23 18:35:50,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-23 18:35:50,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-23 18:35:50,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-23 18:35:50,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-23 18:35:50,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-23 18:35:50,435 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-23 18:35:50,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-23 18:35:50,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-23 18:35:50,436 INFO L153 SettingsManager]: * Use SBE=true [2024-09-23 18:35:50,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-23 18:35:50,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-23 18:35:50,437 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-23 18:35:50,438 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-23 18:35:50,438 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-23 18:35:50,438 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-23 18:35:50,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-23 18:35:50,439 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-23 18:35:50,440 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-23 18:35:50,440 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-23 18:35:50,440 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-23 18:35:50,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-23 18:35:50,441 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-23 18:35:50,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-23 18:35:50,441 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-23 18:35:50,442 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-23 18:35:50,442 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-23 18:35:50,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 18:35:50,443 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-23 18:35:50,443 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-23 18:35:50,443 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-23 18:35:50,443 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-23 18:35:50,444 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-23 18:35:50,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-23 18:35:50,444 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-23 18:35:50,444 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-23 18:35:50,446 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-23 18:35:50,446 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-23 18:35:50,447 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-23 18:35:50,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-23 18:35:50,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-23 18:35:50,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-23 18:35:50,702 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-23 18:35:50,702 INFO L274 PluginConnector]: CDTParser initialized [2024-09-23 18:35:50,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-09-23 18:35:52,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-23 18:35:52,466 INFO L384 CDTParser]: Found 1 translation units. [2024-09-23 18:35:52,467 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-09-23 18:35:52,474 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7cd8c2fde/0eb765ae207848b8baa7c7e494788d97/FLAGd542c4997 [2024-09-23 18:35:52,489 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7cd8c2fde/0eb765ae207848b8baa7c7e494788d97 [2024-09-23 18:35:52,492 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-23 18:35:52,492 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-23 18:35:52,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml [2024-09-23 18:35:52,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-23 18:35:52,871 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-23 18:35:52,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-23 18:35:52,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-23 18:35:52,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-23 18:35:52,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 06:35:52" (1/2) ... [2024-09-23 18:35:52,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dccd4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:35:52, skipping insertion in model container [2024-09-23 18:35:52,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 06:35:52" (1/2) ... [2024-09-23 18:35:52,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71afd1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:35:52, skipping insertion in model container [2024-09-23 18:35:52,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 06:35:52" (2/2) ... [2024-09-23 18:35:52,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dccd4e7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:52, skipping insertion in model container [2024-09-23 18:35:52,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 06:35:52" (2/2) ... [2024-09-23 18:35:53,005 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-23 18:35:53,006 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) [2024-09-23 18:35:53,006 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) [2024-09-23 18:35:53,006 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) [2024-09-23 18:35:53,007 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) [2024-09-23 18:35:53,007 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) [2024-09-23 18:35:53,007 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) [2024-09-23 18:35:53,007 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) [2024-09-23 18:35:53,007 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) [2024-09-23 18:35:53,008 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) [2024-09-23 18:35:53,008 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) [2024-09-23 18:35:53,008 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) [2024-09-23 18:35:53,008 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) [2024-09-23 18:35:53,031 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-23 18:35:53,238 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4059,4072] [2024-09-23 18:35:53,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 18:35:53,255 INFO L200 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 [2024-09-23 18:35:53,542 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4059,4072] [2024-09-23 18:35:53,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 18:35:53,563 INFO L204 MainTranslator]: Completed translation [2024-09-23 18:35:53,563 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53 WrapperNode [2024-09-23 18:35:53,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-23 18:35:53,565 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-23 18:35:53,565 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-23 18:35:53,565 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-23 18:35:53,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,662 INFO L138 Inliner]: procedures = 25, calls = 53, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 278 [2024-09-23 18:35:53,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-23 18:35:53,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-23 18:35:53,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-23 18:35:53,664 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-23 18:35:53,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-23 18:35:53,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-23 18:35:53,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-23 18:35:53,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-23 18:35:53,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (1/1) ... [2024-09-23 18:35:53,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 18:35:53,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:35:53,783 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) [2024-09-23 18:35:53,786 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 [2024-09-23 18:35:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-23 18:35:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-23 18:35:53,838 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-23 18:35:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-23 18:35:53,838 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-23 18:35:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-23 18:35:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-23 18:35:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-23 18:35:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-23 18:35:53,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-23 18:35:53,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-23 18:35:53,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-23 18:35:53,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-23 18:35:53,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-23 18:35:53,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-23 18:35:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-23 18:35:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-23 18:35:53,844 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-23 18:35:53,962 INFO L242 CfgBuilder]: Building ICFG [2024-09-23 18:35:53,964 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-23 18:35:54,830 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-23 18:35:54,831 INFO L291 CfgBuilder]: Performing block encoding [2024-09-23 18:35:55,401 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-23 18:35:55,402 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-09-23 18:35:55,403 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 06:35:55 BoogieIcfgContainer [2024-09-23 18:35:55,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-23 18:35:55,406 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-23 18:35:55,406 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-23 18:35:55,410 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-23 18:35:55,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.09 06:35:52" (1/4) ... [2024-09-23 18:35:55,412 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45a36e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 06:35:55, skipping insertion in model container [2024-09-23 18:35:55,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 06:35:52" (2/4) ... [2024-09-23 18:35:55,412 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45a36e52 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 06:35:55, skipping insertion in model container [2024-09-23 18:35:55,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:35:53" (3/4) ... [2024-09-23 18:35:55,413 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45a36e52 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 06:35:55, skipping insertion in model container [2024-09-23 18:35:55,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 06:35:55" (4/4) ... [2024-09-23 18:35:55,414 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons3.wvr.c [2024-09-23 18:35:55,436 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-23 18:35:55,436 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2024-09-23 18:35:55,436 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-23 18:35:55,581 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-09-23 18:35:55,622 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 18:35:55,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 18:35:55,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:35:55,625 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) [2024-09-23 18:35:55,657 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 [2024-09-23 18:35:55,700 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 18:35:55,714 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork3 ======== [2024-09-23 18:35:55,722 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@56cfc8aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 18:35:55,723 INFO L337 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-09-23 18:35:56,080 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-23 18:35:56,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:35:56,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1511779610, now seen corresponding path program 1 times [2024-09-23 18:35:56,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:35:56,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139705050] [2024-09-23 18:35:56,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:35:56,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:35:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:35:58,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:35:58,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:35:58,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139705050] [2024-09-23 18:35:58,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139705050] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:35:58,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:35:58,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-23 18:35:58,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351040034] [2024-09-23 18:35:58,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:35:58,539 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:35:58,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:35:58,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:35:58,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-23 18:35:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:35:58,570 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:35:58,571 INFO L475 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) [2024-09-23 18:35:58,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:35:58,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:35:58,702 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-23 18:35:58,702 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-23 18:35:58,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:35:58,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1507783927, now seen corresponding path program 1 times [2024-09-23 18:35:58,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:35:58,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758328682] [2024-09-23 18:35:58,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:35:58,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:35:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:00,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:36:00,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758328682] [2024-09-23 18:36:00,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758328682] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:36:00,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326710562] [2024-09-23 18:36:00,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:00,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:00,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:36:00,456 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) [2024-09-23 18:36:00,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-23 18:36:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:00,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-23 18:36:00,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:36:01,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:01,181 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:36:06,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:06,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326710562] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:36:06,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:36:06,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-09-23 18:36:06,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386561895] [2024-09-23 18:36:06,333 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:36:06,334 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-23 18:36:06,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:36:06,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-23 18:36:06,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-09-23 18:36:06,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:06,335 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:36:06,336 INFO L475 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) [2024-09-23 18:36:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:06,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:07,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:07,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:07,317 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-23 18:36:07,501 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-09-23 18:36:07,502 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-23 18:36:07,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:36:07,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1232241574, now seen corresponding path program 2 times [2024-09-23 18:36:07,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:36:07,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120177671] [2024-09-23 18:36:07,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:07,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:36:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:09,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:36:09,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120177671] [2024-09-23 18:36:09,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120177671] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:36:09,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1556167774] [2024-09-23 18:36:09,256 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 18:36:09,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:09,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:36:09,257 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) [2024-09-23 18:36:09,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-23 18:36:09,358 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-23 18:36:09,359 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:36:09,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-23 18:36:09,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:36:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-23 18:36:09,962 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 18:36:09,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1556167774] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:36:09,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-23 18:36:09,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-09-23 18:36:09,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483747253] [2024-09-23 18:36:09,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:36:09,963 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:36:09,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:36:09,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:36:09,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-09-23 18:36:09,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:09,965 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:36:09,965 INFO L475 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) [2024-09-23 18:36:09,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:09,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:09,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:10,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:10,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-23 18:36:10,252 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:10,253 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-23 18:36:10,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:36:10,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1831938966, now seen corresponding path program 1 times [2024-09-23 18:36:10,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:36:10,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656046219] [2024-09-23 18:36:10,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:10,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:36:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:12,102 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:12,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:36:12,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656046219] [2024-09-23 18:36:12,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656046219] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:36:12,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647200190] [2024-09-23 18:36:12,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:12,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:12,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:36:12,104 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) [2024-09-23 18:36:12,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-23 18:36:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:12,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-23 18:36:12,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:36:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:12,739 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:36:20,363 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:20,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647200190] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:36:20,364 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:36:20,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 23 [2024-09-23 18:36:20,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021382617] [2024-09-23 18:36:20,364 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:36:20,365 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-23 18:36:20,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:36:20,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-23 18:36:20,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-09-23 18:36:20,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:20,367 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:36:20,367 INFO L475 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) [2024-09-23 18:36:20,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:29,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-23 18:36:29,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-09-23 18:36:30,154 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:30,155 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-23 18:36:30,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:36:30,155 INFO L85 PathProgramCache]: Analyzing trace with hash -989381450, now seen corresponding path program 2 times [2024-09-23 18:36:30,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:36:30,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190215253] [2024-09-23 18:36:30,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:30,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:36:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:31,997 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:31,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:36:31,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190215253] [2024-09-23 18:36:31,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190215253] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:36:31,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552387312] [2024-09-23 18:36:31,998 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 18:36:31,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:31,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:36:32,000 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) [2024-09-23 18:36:32,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-23 18:36:32,072 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-23 18:36:32,072 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:36:32,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-23 18:36:32,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:36:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-23 18:36:32,621 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 18:36:32,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552387312] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:36:32,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-23 18:36:32,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 18 [2024-09-23 18:36:32,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107534195] [2024-09-23 18:36:32,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:36:32,622 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:36:32,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:36:32,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:36:32,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-09-23 18:36:32,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:32,623 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:36:32,623 INFO L475 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) [2024-09-23 18:36:32,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:32,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:32,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:32,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-23 18:36:32,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:39,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:39,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-23 18:36:39,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:39,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-23 18:36:39,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:39,994 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 1 remaining) [2024-09-23 18:36:40,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-09-23 18:36:40,194 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:40,200 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-09-23 18:36:40,202 INFO L312 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork3 was SAFE (1/5) [2024-09-23 18:36:40,206 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 18:36:40,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 18:36:40,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:36:40,209 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) [2024-09-23 18:36:40,210 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 [2024-09-23 18:36:40,215 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 18:36:40,215 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-09-23 18:36:40,218 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@56cfc8aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 18:36:40,218 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-23 18:36:40,319 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:36:40,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:36:40,319 INFO L85 PathProgramCache]: Analyzing trace with hash -2052769524, now seen corresponding path program 1 times [2024-09-23 18:36:40,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:36:40,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85093296] [2024-09-23 18:36:40,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:40,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:36:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:40,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:40,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:36:40,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85093296] [2024-09-23 18:36:40,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85093296] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:36:40,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:36:40,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 18:36:40,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648500197] [2024-09-23 18:36:40,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:36:40,879 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:36:40,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:36:40,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:36:40,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-23 18:36:40,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:40,880 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:36:40,880 INFO L475 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) [2024-09-23 18:36:40,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:40,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:40,929 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-23 18:36:40,930 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:36:40,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:36:40,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1925737961, now seen corresponding path program 1 times [2024-09-23 18:36:40,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:36:40,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941803304] [2024-09-23 18:36:40,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:40,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:36:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:41,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:36:41,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941803304] [2024-09-23 18:36:41,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941803304] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:36:41,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457529412] [2024-09-23 18:36:41,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:41,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:41,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:36:41,573 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) [2024-09-23 18:36:41,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-23 18:36:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:41,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-23 18:36:41,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:36:41,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:41,808 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:36:45,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:45,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457529412] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:36:45,057 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:36:45,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-09-23 18:36:45,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294954362] [2024-09-23 18:36:45,057 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:36:45,057 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-23 18:36:45,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:36:45,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-23 18:36:45,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-09-23 18:36:45,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:45,059 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:36:45,059 INFO L475 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) [2024-09-23 18:36:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:45,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:45,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:45,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-09-23 18:36:45,835 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-09-23 18:36:45,835 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:36:45,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:36:45,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1329203276, now seen corresponding path program 2 times [2024-09-23 18:36:45,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:36:45,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267571044] [2024-09-23 18:36:45,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:45,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:36:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:46,850 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:46,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:36:46,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267571044] [2024-09-23 18:36:46,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267571044] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:36:46,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388243895] [2024-09-23 18:36:46,851 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 18:36:46,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:46,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:36:46,853 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) [2024-09-23 18:36:46,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-09-23 18:36:46,916 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-23 18:36:46,916 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:36:46,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-23 18:36:46,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:36:47,124 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-23 18:36:47,124 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 18:36:47,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388243895] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:36:47,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-23 18:36:47,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 10 [2024-09-23 18:36:47,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469722470] [2024-09-23 18:36:47,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:36:47,125 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:36:47,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:36:47,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:36:47,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-09-23 18:36:47,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:47,125 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:36:47,126 INFO L475 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) [2024-09-23 18:36:47,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:47,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:47,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:47,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:47,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:47,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:47,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-09-23 18:36:47,356 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:47,357 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:36:47,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:36:47,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1135522696, now seen corresponding path program 1 times [2024-09-23 18:36:47,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:36:47,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978484640] [2024-09-23 18:36:47,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:47,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:36:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:48,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:36:48,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978484640] [2024-09-23 18:36:48,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978484640] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:36:48,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934212117] [2024-09-23 18:36:48,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:36:48,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:36:48,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:36:48,360 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) [2024-09-23 18:36:48,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-09-23 18:36:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:36:48,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-23 18:36:48,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:36:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:48,729 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:36:55,057 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:36:55,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934212117] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:36:55,057 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:36:55,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 22 [2024-09-23 18:36:55,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356484575] [2024-09-23 18:36:55,057 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:36:55,057 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-23 18:36:55,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:36:55,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-23 18:36:55,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-09-23 18:36:55,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:36:55,058 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:36:55,058 INFO L475 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) [2024-09-23 18:36:55,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:36:55,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:36:55,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:36:55,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:03,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:03,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:37:03,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:03,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-23 18:37:03,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-09-23 18:37:03,790 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:37:03,790 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:37:03,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:03,791 INFO L85 PathProgramCache]: Analyzing trace with hash 314041512, now seen corresponding path program 2 times [2024-09-23 18:37:03,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:03,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391947495] [2024-09-23 18:37:03,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:03,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:05,270 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:37:05,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:05,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391947495] [2024-09-23 18:37:05,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391947495] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:37:05,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860940939] [2024-09-23 18:37:05,271 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 18:37:05,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:37:05,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:37:05,272 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) [2024-09-23 18:37:05,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-09-23 18:37:05,347 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-23 18:37:05,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:37:05,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-23 18:37:05,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:37:05,672 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-23 18:37:05,672 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 18:37:05,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1860940939] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:37:05,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-23 18:37:05,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 17 [2024-09-23 18:37:05,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431092514] [2024-09-23 18:37:05,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:05,672 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:37:05,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:05,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:37:05,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-09-23 18:37:05,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:05,673 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:05,673 INFO L475 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) [2024-09-23 18:37:05,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:05,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:37:05,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:05,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-23 18:37:05,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:13,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:13,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-23 18:37:13,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:13,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-23 18:37:13,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:13,634 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-09-23 18:37:13,634 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-09-23 18:37:13,634 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining) [2024-09-23 18:37:13,634 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 5 remaining) [2024-09-23 18:37:13,634 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 5 remaining) [2024-09-23 18:37:13,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-09-23 18:37:13,834 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-09-23 18:37:13,836 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-09-23 18:37:13,836 INFO L312 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (2/5) [2024-09-23 18:37:13,837 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 18:37:13,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 18:37:13,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:37:13,840 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) [2024-09-23 18:37:13,841 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 [2024-09-23 18:37:13,842 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 18:37:13,842 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-23 18:37:13,843 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@56cfc8aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 18:37:13,843 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-23 18:37:15,273 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:15,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:15,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1676734278, now seen corresponding path program 1 times [2024-09-23 18:37:15,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:15,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632946749] [2024-09-23 18:37:15,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:15,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:37:15,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:15,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632946749] [2024-09-23 18:37:15,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632946749] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:37:15,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:37:15,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-23 18:37:15,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242250124] [2024-09-23 18:37:15,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:15,430 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-23 18:37:15,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:15,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-23 18:37:15,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-23 18:37:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:15,431 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:15,431 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 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) [2024-09-23 18:37:15,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:15,748 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-23 18:37:15,749 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:15,749 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:15,749 INFO L85 PathProgramCache]: Analyzing trace with hash -678138516, now seen corresponding path program 1 times [2024-09-23 18:37:15,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:15,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199238429] [2024-09-23 18:37:15,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:15,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:15,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:37:15,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:15,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199238429] [2024-09-23 18:37:15,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199238429] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:37:15,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:37:15,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-23 18:37:15,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218660420] [2024-09-23 18:37:15,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:15,930 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:37:15,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:15,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:37:15,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-23 18:37:15,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:15,931 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:15,931 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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) [2024-09-23 18:37:15,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:15,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:16,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:16,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:16,385 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-23 18:37:16,385 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:16,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:16,386 INFO L85 PathProgramCache]: Analyzing trace with hash -2001201324, now seen corresponding path program 1 times [2024-09-23 18:37:16,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:16,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822472081] [2024-09-23 18:37:16,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:16,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:16,634 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-09-23 18:37:16,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:16,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822472081] [2024-09-23 18:37:16,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822472081] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:37:16,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:37:16,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 18:37:16,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878155611] [2024-09-23 18:37:16,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:16,635 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 18:37:16,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:16,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 18:37:16,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-23 18:37:16,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:16,636 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:16,636 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 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) [2024-09-23 18:37:16,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:16,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:16,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:16,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:16,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:16,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:16,885 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-09-23 18:37:16,885 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:16,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:16,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1881030423, now seen corresponding path program 1 times [2024-09-23 18:37:16,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:16,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634767555] [2024-09-23 18:37:16,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:16,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:17,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-09-23 18:37:17,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:17,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634767555] [2024-09-23 18:37:17,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634767555] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:37:17,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:37:17,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-23 18:37:17,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139584885] [2024-09-23 18:37:17,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:17,087 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 18:37:17,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:17,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 18:37:17,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-23 18:37:17,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:17,088 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:17,088 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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) [2024-09-23 18:37:17,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:17,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:17,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:17,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:17,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:17,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:17,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:17,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:17,305 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-09-23 18:37:17,305 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:17,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:17,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1963370933, now seen corresponding path program 1 times [2024-09-23 18:37:17,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:17,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663743167] [2024-09-23 18:37:17,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:17,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:17,607 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 18:37:17,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:17,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663743167] [2024-09-23 18:37:17,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663743167] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:37:17,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420895911] [2024-09-23 18:37:17,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:17,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:37:17,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:37:17,610 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 18:37:17,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-09-23 18:37:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:17,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-09-23 18:37:17,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:37:17,891 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 18:37:17,891 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:37:18,012 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 18:37:18,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1420895911] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:37:18,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:37:18,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 13 [2024-09-23 18:37:18,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693173038] [2024-09-23 18:37:18,012 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:37:18,012 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-23 18:37:18,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:18,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-23 18:37:18,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-09-23 18:37:18,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:18,015 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:18,015 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.692307692307692) internal successors, (113), 13 states have internal predecessors, (113), 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) [2024-09-23 18:37:18,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:18,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:18,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:18,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:18,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:18,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:18,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:18,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:18,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:18,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:18,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-09-23 18:37:18,677 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-09-23 18:37:18,677 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:18,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:18,677 INFO L85 PathProgramCache]: Analyzing trace with hash 907587636, now seen corresponding path program 2 times [2024-09-23 18:37:18,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:18,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666557970] [2024-09-23 18:37:18,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:18,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:18,842 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-09-23 18:37:18,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:18,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666557970] [2024-09-23 18:37:18,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666557970] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:37:18,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:37:18,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 18:37:18,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127045444] [2024-09-23 18:37:18,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:18,843 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 18:37:18,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:18,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 18:37:18,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-23 18:37:18,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:18,844 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:18,844 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 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) [2024-09-23 18:37:18,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:18,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:18,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:18,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:18,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:18,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:19,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:19,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:19,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:19,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:19,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:19,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:19,322 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-23 18:37:19,322 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:19,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:19,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1373065150, now seen corresponding path program 3 times [2024-09-23 18:37:19,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:19,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44420243] [2024-09-23 18:37:19,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:19,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:19,667 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-23 18:37:19,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:19,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44420243] [2024-09-23 18:37:19,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44420243] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:37:19,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446579304] [2024-09-23 18:37:19,668 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-23 18:37:19,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:37:19,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:37:19,669 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) [2024-09-23 18:37:19,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-09-23 18:37:19,775 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-09-23 18:37:19,775 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:37:19,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-23 18:37:19,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:37:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-09-23 18:37:19,856 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 18:37:19,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446579304] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:37:19,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-23 18:37:19,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-09-23 18:37:19,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967799024] [2024-09-23 18:37:19,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:19,856 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:37:19,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:19,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:37:19,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-09-23 18:37:19,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:19,857 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:19,857 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 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) [2024-09-23 18:37:19,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:19,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:19,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:19,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:19,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:19,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:19,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:20,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:20,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:20,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:20,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:20,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:20,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:20,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:20,952 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-09-23 18:37:21,141 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-09-23 18:37:21,141 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:21,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:21,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1427604718, now seen corresponding path program 4 times [2024-09-23 18:37:21,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:21,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411390688] [2024-09-23 18:37:21,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:21,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-23 18:37:21,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:21,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411390688] [2024-09-23 18:37:21,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411390688] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:37:21,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:37:21,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-23 18:37:21,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286244739] [2024-09-23 18:37:21,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:21,515 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 18:37:21,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:21,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 18:37:21,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-23 18:37:21,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:21,515 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:21,515 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2024-09-23 18:37:21,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:21,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:21,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:21,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:21,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:21,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:21,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:21,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:22,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:22,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:22,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:22,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:22,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:22,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:22,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:22,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:22,391 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-09-23 18:37:22,391 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:22,392 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:22,392 INFO L85 PathProgramCache]: Analyzing trace with hash 28910226, now seen corresponding path program 5 times [2024-09-23 18:37:22,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:22,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194361200] [2024-09-23 18:37:22,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:22,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:25,613 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:37:25,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:25,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194361200] [2024-09-23 18:37:25,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194361200] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:37:25,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009340773] [2024-09-23 18:37:25,614 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-23 18:37:25,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:37:25,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:37:25,615 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) [2024-09-23 18:37:25,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-09-23 18:37:25,855 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2024-09-23 18:37:25,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:37:25,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-09-23 18:37:25,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:37:26,367 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 18:37:26,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 30 [2024-09-23 18:37:26,797 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 18:37:26,798 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:37:31,504 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 18:37:31,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 111 [2024-09-23 18:37:31,978 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-23 18:37:31,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2009340773] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:37:31,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:37:31,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 16, 15] total 52 [2024-09-23 18:37:31,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988414361] [2024-09-23 18:37:31,978 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:37:31,979 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-09-23 18:37:31,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:31,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-09-23 18:37:31,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=305, Invalid=2449, Unknown=2, NotChecked=0, Total=2756 [2024-09-23 18:37:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:31,981 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:31,981 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 52 states have internal predecessors, (184), 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) [2024-09-23 18:37:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:31,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:31,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:31,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:31,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:36,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-23 18:37:38,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-23 18:37:44,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-23 18:37:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:57,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:57,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:37:57,929 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-09-23 18:37:58,115 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:37:58,115 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:37:58,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:37:58,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1679958871, now seen corresponding path program 6 times [2024-09-23 18:37:58,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:37:58,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481996113] [2024-09-23 18:37:58,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:37:58,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:37:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:37:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 56 proven. 19 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-09-23 18:37:58,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:37:58,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481996113] [2024-09-23 18:37:58,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481996113] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:37:58,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1229647288] [2024-09-23 18:37:58,778 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-09-23 18:37:58,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:37:58,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:37:58,780 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) [2024-09-23 18:37:58,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-09-23 18:37:59,079 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-09-23 18:37:59,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:37:59,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 2363 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-09-23 18:37:59,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:37:59,174 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-09-23 18:37:59,174 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:37:59,225 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-09-23 18:37:59,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1229647288] provided 1 perfect and 1 imperfect interpolant sequences [2024-09-23 18:37:59,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-09-23 18:37:59,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8, 4] total 11 [2024-09-23 18:37:59,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44895253] [2024-09-23 18:37:59,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:37:59,226 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 18:37:59,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:37:59,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 18:37:59,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-09-23 18:37:59,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:37:59,227 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:37:59,227 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2024-09-23 18:37:59,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:37:59,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:38:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:38:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:38:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:38:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:00,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:38:00,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:00,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:38:00,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:00,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-09-23 18:38:00,571 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:38:00,572 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:38:00,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:38:00,572 INFO L85 PathProgramCache]: Analyzing trace with hash -830423327, now seen corresponding path program 7 times [2024-09-23 18:38:00,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:38:00,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389492369] [2024-09-23 18:38:00,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:38:00,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:38:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:38:01,080 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 19 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-09-23 18:38:01,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:38:01,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389492369] [2024-09-23 18:38:01,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389492369] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:38:01,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044076347] [2024-09-23 18:38:01,081 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-09-23 18:38:01,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:38:01,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:38:01,083 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) [2024-09-23 18:38:01,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-09-23 18:38:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:38:01,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 2876 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-09-23 18:38:01,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:38:01,529 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 56 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-09-23 18:38:01,529 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:38:01,669 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 26 proven. 33 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-09-23 18:38:01,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1044076347] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:38:01,670 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:38:01,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 18 [2024-09-23 18:38:01,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323632507] [2024-09-23 18:38:01,670 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:38:01,671 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-09-23 18:38:01,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:38:01,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-09-23 18:38:01,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2024-09-23 18:38:01,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:38:01,671 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:38:01,672 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.11111111111111) internal successors, (146), 18 states have internal predecessors, (146), 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) [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:38:02,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:38:02,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:38:02,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:02,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:02,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:38:02,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:38:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:38:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 18:38:02,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-09-23 18:38:03,024 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-09-23 18:38:03,024 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:38:03,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:38:03,024 INFO L85 PathProgramCache]: Analyzing trace with hash -16618173, now seen corresponding path program 8 times [2024-09-23 18:38:03,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:38:03,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977114696] [2024-09-23 18:38:03,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:38:03,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:38:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:38:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:38:08,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:38:08,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977114696] [2024-09-23 18:38:08,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977114696] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:38:08,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481674131] [2024-09-23 18:38:08,548 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 18:38:08,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:38:08,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:38:08,549 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 18:38:08,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-09-23 18:38:08,849 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-23 18:38:08,850 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:38:08,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 2885 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-09-23 18:38:08,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:38:10,232 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 18:38:10,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 102 [2024-09-23 18:38:10,689 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 1 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 18:38:10,689 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:38:12,195 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 18:38:12,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 97 treesize of output 413 [2024-09-23 18:38:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-23 18:38:38,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481674131] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:38:38,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:38:38,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 28, 26] total 84 [2024-09-23 18:38:38,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062694369] [2024-09-23 18:38:38,850 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:38:38,850 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2024-09-23 18:38:38,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:38:38,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2024-09-23 18:38:38,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=662, Invalid=6478, Unknown=0, NotChecked=0, Total=7140 [2024-09-23 18:38:38,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:38:38,853 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:38:38,853 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 2.7411764705882353) internal successors, (233), 84 states have internal predecessors, (233), 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) [2024-09-23 18:38:38,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:38:38,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:38:38,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:38,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:38,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:38:38,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:38,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:38:38,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:38,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:38:38,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:38:38,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 18:38:38,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:39:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:39:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:39:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:00,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:39:00,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:00,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:39:00,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:00,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:39:00,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:00,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 18:39:00,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-09-23 18:39:00,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-09-23 18:39:00,424 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:39:00,424 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:39:00,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:39:00,425 INFO L85 PathProgramCache]: Analyzing trace with hash -235390267, now seen corresponding path program 1 times [2024-09-23 18:39:00,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:39:00,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793690334] [2024-09-23 18:39:00,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:39:00,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:39:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:39:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:39:12,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:39:12,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793690334] [2024-09-23 18:39:12,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793690334] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:39:12,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602428480] [2024-09-23 18:39:12,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:39:12,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:39:12,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:39:12,177 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) [2024-09-23 18:39:12,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-09-23 18:39:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:39:12,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 2819 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-09-23 18:39:12,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:39:13,458 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 18:39:13,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 102 [2024-09-23 18:39:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 18:39:13,686 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:39:18,815 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 18:39:18,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 97 treesize of output 413 [2024-09-23 18:39:45,833 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-09-23 18:39:45,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [602428480] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:39:45,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:39:45,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 19, 16] total 65 [2024-09-23 18:39:45,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772109114] [2024-09-23 18:39:45,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:39:45,834 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-09-23 18:39:45,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:39:45,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-09-23 18:39:45,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=4064, Unknown=2, NotChecked=0, Total=4290 [2024-09-23 18:39:45,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:39:45,836 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:39:45,836 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 3.409090909090909) internal successors, (225), 65 states have internal predecessors, (225), 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) [2024-09-23 18:39:45,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:39:45,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:39:45,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:45,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2024-09-23 18:39:45,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:39:51,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:39:53,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:39:58,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:00,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:08,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:11,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:15,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:16,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:18,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:20,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:26,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:31,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:33,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:52,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:54,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:40:58,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:41:00,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:41:06,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:41:15,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-09-23 18:41:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-09-23 18:41:15,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-09-23 18:41:15,495 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-09-23 18:41:15,495 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:41:15,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:41:15,495 INFO L85 PathProgramCache]: Analyzing trace with hash -872436891, now seen corresponding path program 9 times [2024-09-23 18:41:15,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:41:15,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323422247] [2024-09-23 18:41:15,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:41:15,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:41:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:41:16,603 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 42 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-09-23 18:41:16,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:41:16,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323422247] [2024-09-23 18:41:16,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323422247] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:41:16,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1887821703] [2024-09-23 18:41:16,604 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-23 18:41:16,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:41:16,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:41:16,605 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) [2024-09-23 18:41:16,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-09-23 18:41:17,225 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-09-23 18:41:17,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:41:17,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 4420 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-09-23 18:41:17,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:41:18,220 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 164 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-09-23 18:41:18,220 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:41:19,106 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 90 proven. 84 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-09-23 18:41:19,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1887821703] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:41:19,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 18:41:19,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 30 [2024-09-23 18:41:19,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35152371] [2024-09-23 18:41:19,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 18:41:19,107 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-09-23 18:41:19,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 18:41:19,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-09-23 18:41:19,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=660, Unknown=0, NotChecked=0, Total=870 [2024-09-23 18:41:19,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:41:19,108 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:41:19,108 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 7.866666666666666) internal successors, (236), 30 states have internal predecessors, (236), 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) [2024-09-23 18:41:19,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2024-09-23 18:41:19,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-09-23 18:41:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-09-23 18:41:22,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:41:22,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-09-23 18:41:23,035 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:41:23,035 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-09-23 18:41:23,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:41:23,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1121586567, now seen corresponding path program 10 times [2024-09-23 18:41:23,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 18:41:23,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867886103] [2024-09-23 18:41:23,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:41:23,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 18:41:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:41:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 14 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:41:44,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 18:41:44,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867886103] [2024-09-23 18:41:44,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867886103] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 18:41:44,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92003141] [2024-09-23 18:41:44,241 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-23 18:41:44,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 18:41:44,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:41:44,242 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) [2024-09-23 18:41:44,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-09-23 18:41:44,612 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-23 18:41:44,612 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:41:44,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 4429 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-09-23 18:41:44,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:41:53,393 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 18:41:53,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 139 treesize of output 366 [2024-09-23 18:41:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 3 proven. 188 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 18:41:55,330 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:42:09,370 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 18:42:09,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 189 treesize of output 1617 [2024-09-23 18:42:43,617 WARN L249 Executor]: External (MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-09-23 18:42:43,618 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 101 [2024-09-23 18:42:43,619 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-09-23 18:42:43,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-09-23 18:42:43,819 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-09-23 18:42:43,820 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:287) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:519) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:503) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:609) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:252) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:324) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:731) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:338) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:341) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:410) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:327) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 69 more [2024-09-23 18:42:43,824 INFO L158 Benchmark]: Toolchain (without parser) took 410953.42ms. Allocated memory was 213.9MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 163.0MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-09-23 18:42:43,824 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory was 96.4MB in the beginning and 96.1MB in the end (delta: 243.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 18:42:43,824 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 146.8MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 18:42:43,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.25ms. Allocated memory is still 213.9MB. Free memory was 162.0MB in the beginning and 103.3MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-09-23 18:42:43,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.17ms. Allocated memory is still 213.9MB. Free memory was 103.3MB in the beginning and 95.9MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-23 18:42:43,824 INFO L158 Benchmark]: Boogie Preprocessor took 60.55ms. Allocated memory is still 213.9MB. Free memory was 95.9MB in the beginning and 92.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-23 18:42:43,825 INFO L158 Benchmark]: RCFGBuilder took 1678.78ms. Allocated memory is still 213.9MB. Free memory was 92.8MB in the beginning and 126.1MB in the end (delta: -33.3MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2024-09-23 18:42:43,825 INFO L158 Benchmark]: TraceAbstraction took 408417.26ms. Allocated memory was 213.9MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 125.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-09-23 18:42:43,826 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory was 96.4MB in the beginning and 96.1MB in the end (delta: 243.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 146.8MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.25ms. Allocated memory is still 213.9MB. Free memory was 162.0MB in the beginning and 103.3MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.17ms. Allocated memory is still 213.9MB. Free memory was 103.3MB in the beginning and 95.9MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.55ms. Allocated memory is still 213.9MB. Free memory was 95.9MB in the beginning and 92.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1678.78ms. Allocated memory is still 213.9MB. Free memory was 92.8MB in the beginning and 126.1MB in the end (delta: -33.3MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. * TraceAbstraction took 408417.26ms. Allocated memory was 213.9MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 125.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 106768, independent: 93974, independent conditional: 91373, independent unconditional: 2601, 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: 96006, independent: 93974, independent conditional: 91373, independent unconditional: 2601, 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: 96006, independent: 93974, independent conditional: 91373, independent unconditional: 2601, 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: 100364, independent: 93974, independent conditional: 91373, independent unconditional: 2601, dependent: 6390, dependent conditional: 6370, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100364, independent: 93974, independent conditional: 0, independent unconditional: 93974, 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: 100364, independent: 93974, independent conditional: 0, independent unconditional: 93974, 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: 2091, independent: 2039, independent conditional: 0, independent unconditional: 2039, 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: 2091, independent: 1920, independent conditional: 0, independent unconditional: 1920, 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: 1868, independent: 1310, independent conditional: 0, independent unconditional: 1310, dependent: 558, dependent conditional: 387, dependent unconditional: 172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100364, independent: 91935, independent conditional: 0, independent unconditional: 91935, dependent: 6338, dependent conditional: 4326, dependent unconditional: 2012, unknown: 2091, unknown conditional: 32, unknown unconditional: 2059] , Statistics on independence cache: Total cache size (in pairs): 2091, Positive cache size: 2039, Positive conditional cache size: 0, Positive unconditional cache size: 2039, 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: 93385, Maximal queried relation: 5, Independence queries for same thread: 10762, Persistent sets #1 benchmarks: Persistent set computation time: 1.7s, Number of persistent set computation: 2035, Number of trivial persistent sets: 1815, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2621, independent: 2601, independent conditional: 0, independent unconditional: 2601, 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: 106768, independent: 93974, independent conditional: 91373, independent unconditional: 2601, 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: 96006, independent: 93974, independent conditional: 91373, independent unconditional: 2601, 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: 96006, independent: 93974, independent conditional: 91373, independent unconditional: 2601, 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: 100364, independent: 93974, independent conditional: 91373, independent unconditional: 2601, dependent: 6390, dependent conditional: 6370, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100364, independent: 93974, independent conditional: 0, independent unconditional: 93974, 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: 100364, independent: 93974, independent conditional: 0, independent unconditional: 93974, 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: 2091, independent: 2039, independent conditional: 0, independent unconditional: 2039, 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: 2091, independent: 1920, independent conditional: 0, independent unconditional: 1920, 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: 1868, independent: 1310, independent conditional: 0, independent unconditional: 1310, dependent: 558, dependent conditional: 387, dependent unconditional: 172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100364, independent: 91935, independent conditional: 0, independent unconditional: 91935, dependent: 6338, dependent conditional: 4326, dependent unconditional: 2012, unknown: 2091, unknown conditional: 32, unknown unconditional: 2059] , Statistics on independence cache: Total cache size (in pairs): 2091, Positive cache size: 2039, Positive conditional cache size: 0, Positive unconditional cache size: 2039, 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: 93385, Maximal queried relation: 5, Independence queries for same thread: 10762 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 249453, independent: 216014, independent conditional: 213047, independent unconditional: 2967, 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: 219047, independent: 216014, independent conditional: 213047, independent unconditional: 2967, 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: 219047, independent: 216014, independent conditional: 213047, independent unconditional: 2967, 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: 225671, independent: 216014, independent conditional: 213047, independent unconditional: 2967, dependent: 9657, dependent conditional: 9637, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 225671, independent: 216014, independent conditional: 0, independent unconditional: 216014, 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: 225671, independent: 216014, independent conditional: 0, independent unconditional: 216014, 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: 2322, independent: 2230, independent conditional: 0, independent unconditional: 2230, 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: 2322, independent: 2111, independent conditional: 0, independent unconditional: 2111, 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: 2089, independent: 1180, independent conditional: 0, independent unconditional: 1180, dependent: 909, dependent conditional: 787, dependent unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 225671, independent: 213784, independent conditional: 0, independent unconditional: 213784, dependent: 9565, dependent conditional: 6552, dependent unconditional: 3013, unknown: 2322, unknown conditional: 72, unknown unconditional: 2250] , Statistics on independence cache: Total cache size (in pairs): 2322, Positive cache size: 2230, Positive conditional cache size: 0, Positive unconditional cache size: 2230, 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: 216060, Maximal queried relation: 5, Independence queries for same thread: 30406, Persistent sets #1 benchmarks: Persistent set computation time: 1.5s, Number of persistent set computation: 4918, Number of trivial persistent sets: 3708, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2987, independent: 2967, independent conditional: 0, independent unconditional: 2967, 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: 249453, independent: 216014, independent conditional: 213047, independent unconditional: 2967, 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: 219047, independent: 216014, independent conditional: 213047, independent unconditional: 2967, 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: 219047, independent: 216014, independent conditional: 213047, independent unconditional: 2967, 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: 225671, independent: 216014, independent conditional: 213047, independent unconditional: 2967, dependent: 9657, dependent conditional: 9637, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 225671, independent: 216014, independent conditional: 0, independent unconditional: 216014, 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: 225671, independent: 216014, independent conditional: 0, independent unconditional: 216014, 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: 2322, independent: 2230, independent conditional: 0, independent unconditional: 2230, 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: 2322, independent: 2111, independent conditional: 0, independent unconditional: 2111, 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: 2089, independent: 1180, independent conditional: 0, independent unconditional: 1180, dependent: 909, dependent conditional: 787, dependent unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 225671, independent: 213784, independent conditional: 0, independent unconditional: 213784, dependent: 9565, dependent conditional: 6552, dependent unconditional: 3013, unknown: 2322, unknown conditional: 72, unknown unconditional: 2250] , Statistics on independence cache: Total cache size (in pairs): 2322, Positive cache size: 2230, Positive conditional cache size: 0, Positive unconditional cache size: 2230, 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: 216060, Maximal queried relation: 5, Independence queries for same thread: 30406 - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-23 18:42:43,846 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 [2024-09-23 18:42:44,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Ended with exit code 0 [2024-09-23 18:42:44,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-23 18:42:46,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-23 18:42:46,378 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-09-23 18:42:46,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-23 18:42:46,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-23 18:42:46,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-23 18:42:46,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-23 18:42:46,412 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-23 18:42:46,414 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-23 18:42:46,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-23 18:42:46,415 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-23 18:42:46,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-23 18:42:46,416 INFO L153 SettingsManager]: * Use SBE=true [2024-09-23 18:42:46,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-23 18:42:46,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-23 18:42:46,418 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-23 18:42:46,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-23 18:42:46,419 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-23 18:42:46,419 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-23 18:42:46,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-23 18:42:46,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-23 18:42:46,419 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-23 18:42:46,422 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-23 18:42:46,422 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-23 18:42:46,422 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-23 18:42:46,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-23 18:42:46,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-23 18:42:46,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-23 18:42:46,423 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-23 18:42:46,423 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-23 18:42:46,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-23 18:42:46,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 18:42:46,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-23 18:42:46,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-23 18:42:46,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-23 18:42:46,424 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-23 18:42:46,424 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-23 18:42:46,424 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-23 18:42:46,424 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-23 18:42:46,424 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-23 18:42:46,425 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-23 18:42:46,425 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-23 18:42:46,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-23 18:42:46,425 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-23 18:42:46,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-23 18:42:46,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-23 18:42:46,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-23 18:42:46,706 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-23 18:42:46,707 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-23 18:42:46,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml [2024-09-23 18:42:46,954 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-23 18:42:46,954 INFO L274 PluginConnector]: CDTParser initialized [2024-09-23 18:42:46,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-09-23 18:42:48,252 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-23 18:42:48,409 INFO L384 CDTParser]: Found 1 translation units. [2024-09-23 18:42:48,409 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-09-23 18:42:48,419 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c621566eb/39c9b4ecb3544116acf592c363d5c0b7/FLAG5a6291fe0 [2024-09-23 18:42:48,799 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c621566eb/39c9b4ecb3544116acf592c363d5c0b7 [2024-09-23 18:42:48,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-23 18:42:48,802 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-23 18:42:48,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-23 18:42:48,804 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-23 18:42:48,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-23 18:42:48,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 06:42:46" (1/2) ... [2024-09-23 18:42:48,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1daf96 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:42:48, skipping insertion in model container [2024-09-23 18:42:48,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 06:42:46" (1/2) ... [2024-09-23 18:42:48,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3eb127c2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 06:42:48, skipping insertion in model container [2024-09-23 18:42:48,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 06:42:48" (2/2) ... [2024-09-23 18:42:48,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1daf96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:48, skipping insertion in model container [2024-09-23 18:42:48,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 06:42:48" (2/2) ... [2024-09-23 18:42:48,890 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-23 18:42:48,891 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) [2024-09-23 18:42:48,891 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) [2024-09-23 18:42:48,891 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) [2024-09-23 18:42:48,891 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) [2024-09-23 18:42:48,892 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) [2024-09-23 18:42:48,892 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) [2024-09-23 18:42:48,894 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) [2024-09-23 18:42:48,894 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) [2024-09-23 18:42:48,894 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) [2024-09-23 18:42:48,894 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) [2024-09-23 18:42:48,895 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) [2024-09-23 18:42:48,895 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) [2024-09-23 18:42:48,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-23 18:42:49,074 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4059,4072] [2024-09-23 18:42:49,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 18:42:49,091 INFO L200 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 [2024-09-23 18:42:49,364 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4059,4072] [2024-09-23 18:42:49,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 18:42:49,386 INFO L204 MainTranslator]: Completed translation [2024-09-23 18:42:49,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49 WrapperNode [2024-09-23 18:42:49,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-23 18:42:49,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-23 18:42:49,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-23 18:42:49,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-23 18:42:49,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,470 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 271 [2024-09-23 18:42:49,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-23 18:42:49,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-23 18:42:49,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-23 18:42:49,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-23 18:42:49,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,489 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-23 18:42:49,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-23 18:42:49,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-23 18:42:49,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-23 18:42:49,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (1/1) ... [2024-09-23 18:42:49,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 18:42:49,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:42:49,568 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) [2024-09-23 18:42:49,571 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 [2024-09-23 18:42:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-23 18:42:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-23 18:42:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-09-23 18:42:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-23 18:42:49,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-23 18:42:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-23 18:42:49,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-23 18:42:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-23 18:42:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-23 18:42:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-23 18:42:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-23 18:42:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-23 18:42:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-23 18:42:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-23 18:42:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-23 18:42:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-23 18:42:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-09-23 18:42:49,611 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-23 18:42:49,731 INFO L242 CfgBuilder]: Building ICFG [2024-09-23 18:42:49,733 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-23 18:42:53,588 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-23 18:42:53,589 INFO L291 CfgBuilder]: Performing block encoding [2024-09-23 18:42:54,017 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-23 18:42:54,018 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-09-23 18:42:54,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 06:42:54 BoogieIcfgContainer [2024-09-23 18:42:54,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-23 18:42:54,021 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-23 18:42:54,021 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-23 18:42:54,024 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-23 18:42:54,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 06:42:46" (1/4) ... [2024-09-23 18:42:54,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a176cb1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 06:42:54, skipping insertion in model container [2024-09-23 18:42:54,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.09 06:42:48" (2/4) ... [2024-09-23 18:42:54,027 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a176cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 06:42:54, skipping insertion in model container [2024-09-23 18:42:54,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 06:42:49" (3/4) ... [2024-09-23 18:42:54,027 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a176cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 06:42:54, skipping insertion in model container [2024-09-23 18:42:54,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 06:42:54" (4/4) ... [2024-09-23 18:42:54,028 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons3.wvr.c [2024-09-23 18:42:54,043 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-23 18:42:54,043 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2024-09-23 18:42:54,044 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-23 18:42:54,180 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-09-23 18:42:54,213 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 18:42:54,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 18:42:54,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 18:42:54,219 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) [2024-09-23 18:42:54,220 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 [2024-09-23 18:42:54,249 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 18:42:54,260 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork3 ======== [2024-09-23 18:42:54,266 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@1b1aefb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 18:42:54,267 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-23 18:42:55,897 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:42:55,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:42:55,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1159322298, now seen corresponding path program 1 times [2024-09-23 18:42:55,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-09-23 18:42:55,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100020126] [2024-09-23 18:42:55,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:42:55,921 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:42:55,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-09-23 18:42:55,940 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-09-23 18:42:55,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-09-23 18:42:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:42:56,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-09-23 18:42:56,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:42:56,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:42:56,882 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 18:42:56,883 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-09-23 18:42:56,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100020126] [2024-09-23 18:42:56,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1100020126] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:42:56,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:42:56,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 18:42:56,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308011684] [2024-09-23 18:42:56,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:42:56,891 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:42:56,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-09-23 18:42:56,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:42:56,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-23 18:42:56,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:42:56,914 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:42:56,915 INFO L475 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) [2024-09-23 18:42:56,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:42:57,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:42:57,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-09-23 18:42:57,675 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:42:57,676 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:42:57,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:42:57,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1275406961, now seen corresponding path program 1 times [2024-09-23 18:42:57,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-09-23 18:42:57,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1599428907] [2024-09-23 18:42:57,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:42:57,677 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:42:57,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-09-23 18:42:57,680 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-09-23 18:42:57,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-09-23 18:42:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:42:57,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-09-23 18:42:57,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:42:58,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:42:58,652 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:43:47,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:43:47,998 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-09-23 18:43:47,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1599428907] [2024-09-23 18:43:47,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1599428907] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:43:47,999 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-09-23 18:43:47,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2024-09-23 18:43:47,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443143970] [2024-09-23 18:43:47,999 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-09-23 18:43:48,000 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-23 18:43:48,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-09-23 18:43:48,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-23 18:43:48,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-23 18:43:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:43:48,003 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:43:48,003 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 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) [2024-09-23 18:43:48,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:43:48,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:43:58,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:43:58,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:43:58,403 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-09-23 18:43:58,597 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:43:58,598 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:43:58,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:43:58,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1928095738, now seen corresponding path program 2 times [2024-09-23 18:43:58,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-09-23 18:43:58,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96465219] [2024-09-23 18:43:58,600 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 18:43:58,601 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:43:58,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-09-23 18:43:58,604 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-09-23 18:43:58,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-09-23 18:43:58,769 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-23 18:43:58,770 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:43:58,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-09-23 18:43:58,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:43:59,240 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-23 18:43:59,241 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 18:43:59,241 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-09-23 18:43:59,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [96465219] [2024-09-23 18:43:59,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [96465219] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:43:59,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:43:59,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 18:43:59,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947716622] [2024-09-23 18:43:59,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:43:59,242 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:43:59,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-09-23 18:43:59,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:43:59,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-09-23 18:43:59,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:43:59,243 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:43:59,243 INFO L475 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) [2024-09-23 18:43:59,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:43:59,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:43:59,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:43:59,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:43:59,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:43:59,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:43:59,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-09-23 18:43:59,932 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:43:59,933 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:43:59,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:43:59,933 INFO L85 PathProgramCache]: Analyzing trace with hash 661077136, now seen corresponding path program 1 times [2024-09-23 18:43:59,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-09-23 18:43:59,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1554571164] [2024-09-23 18:43:59,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:43:59,934 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:43:59,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-09-23 18:43:59,935 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-09-23 18:43:59,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-09-23 18:44:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:44:00,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-09-23 18:44:00,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:44:01,240 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:44:01,240 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 18:45:25,379 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 18:45:25,379 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-09-23 18:45:25,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1554571164] [2024-09-23 18:45:25,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1554571164] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 18:45:25,380 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-09-23 18:45:25,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 16 [2024-09-23 18:45:25,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061799433] [2024-09-23 18:45:25,380 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-09-23 18:45:25,380 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-09-23 18:45:25,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-09-23 18:45:25,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-09-23 18:45:25,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2024-09-23 18:45:25,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:45:25,381 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:45:25,381 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2024-09-23 18:45:25,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:45:25,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:45:25,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:45:25,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:45:38,333 WARN L293 SmtUtils]: Spent 10.73s on a formula simplification. DAG size of input: 156 DAG size of output: 167 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-09-23 18:45:59,889 WARN L293 SmtUtils]: Spent 9.13s on a formula simplification. DAG size of input: 155 DAG size of output: 166 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-09-23 18:46:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:46:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:46:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:46:10,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-23 18:46:10,981 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-09-23 18:46:11,174 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:46:11,175 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:46:11,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:46:11,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1559828368, now seen corresponding path program 2 times [2024-09-23 18:46:11,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-09-23 18:46:11,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [333318222] [2024-09-23 18:46:11,179 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 18:46:11,179 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:46:11,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-09-23 18:46:11,180 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-09-23 18:46:11,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-09-23 18:46:11,367 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-23 18:46:11,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 18:46:11,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-09-23 18:46:11,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 18:46:11,954 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-23 18:46:11,954 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 18:46:11,955 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-09-23 18:46:11,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [333318222] [2024-09-23 18:46:11,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [333318222] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 18:46:11,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 18:46:11,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 18:46:11,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614741570] [2024-09-23 18:46:11,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 18:46:11,955 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 18:46:11,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-09-23 18:46:11,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 18:46:11,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-23 18:46:11,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:46:11,956 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 18:46:11,956 INFO L475 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) [2024-09-23 18:46:11,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:46:11,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:46:11,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:46:11,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-23 18:46:11,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 18:46:20,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:22,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:24,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:26,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:28,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:46:30,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:46:32,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:34,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:36,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:46:38,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:40,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:42,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:44,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:46,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:48,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:46:50,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:52,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:54,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:46:56,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:46:58,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:00,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:02,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:07,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:09,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:11,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:13,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:15,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:17,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:19,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:21,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:23,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:25,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:27,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:29,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:31,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:33,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:35,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:37,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:39,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:41,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:43,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:45,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:47,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:47:49,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:55,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:57,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:47:59,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:01,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:03,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:05,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:07,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:09,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:11,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:13,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:15,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:17,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:19,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:21,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:23,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:25,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:27,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:29,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:31,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:33,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:35,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:37,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:41,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:43,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:45,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:47,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:49,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:51,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:53,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:55,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:48:57,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:48:59,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:01,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:03,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:05,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:07,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:09,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:49:11,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:13,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:15,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:49:17,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:19,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:49:21,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-09-23 18:49:23,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-09-23 18:49:25,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 18:49:25,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 18:49:25,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:49:25,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-23 18:49:25,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 18:49:25,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2024-09-23 18:49:25,931 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:49:25,932 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-23 18:49:25,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 18:49:25,932 INFO L85 PathProgramCache]: Analyzing trace with hash 111202226, now seen corresponding path program 1 times [2024-09-23 18:49:25,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-09-23 18:49:25,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [47088991] [2024-09-23 18:49:25,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 18:49:25,933 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-09-23 18:49:25,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-09-23 18:49:25,934 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-09-23 18:49:25,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-09-23 18:49:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 18:49:26,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-09-23 18:49:26,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... Killed by 15