./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/parallel-parallel-sum-2.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da67795f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c ./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/parallel-parallel-sum-2.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-eval-da67795-m [2024-08-27 04:00:31,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-27 04:00:31,694 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-27 04:00:31,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-27 04:00:31,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-27 04:00:31,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-27 04:00:31,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-27 04:00:31,723 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-27 04:00:31,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-27 04:00:31,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-27 04:00:31,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-27 04:00:31,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-27 04:00:31,725 INFO L153 SettingsManager]: * Use SBE=true [2024-08-27 04:00:31,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-27 04:00:31,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-27 04:00:31,728 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-27 04:00:31,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-27 04:00:31,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-27 04:00:31,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-27 04:00:31,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-27 04:00:31,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-27 04:00:31,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-27 04:00:31,730 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-27 04:00:31,730 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-27 04:00:31,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-27 04:00:31,731 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-27 04:00:31,731 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-27 04:00:31,731 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-27 04:00:31,732 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-27 04:00:31,732 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-27 04:00:31,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-27 04:00:31,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-27 04:00:31,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-27 04:00:31,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-27 04:00:31,735 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-27 04:00:31,736 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-27 04:00:31,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-27 04:00:31,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-27 04:00:31,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-27 04:00:31,736 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-27 04:00:31,737 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-27 04:00:31,737 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-27 04:00:31,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-27 04:00:31,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-27 04:00:31,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-27 04:00:31,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-27 04:00:31,975 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-27 04:00:31,976 INFO L274 PluginConnector]: CDTParser initialized [2024-08-27 04:00:31,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-08-27 04:00:33,368 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-27 04:00:33,542 INFO L384 CDTParser]: Found 1 translation units. [2024-08-27 04:00:33,543 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-08-27 04:00:33,552 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e17dc0062/0c84388eceb24ceeb23e6d6289e3bea9/FLAG023e4effb [2024-08-27 04:00:33,565 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e17dc0062/0c84388eceb24ceeb23e6d6289e3bea9 [2024-08-27 04:00:33,567 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-27 04:00:33,568 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-27 04:00:33,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/parallel-parallel-sum-2.wvr.yml/witness.yml [2024-08-27 04:00:33,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-27 04:00:33,659 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-27 04:00:33,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-27 04:00:33,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-27 04:00:33,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-27 04:00:33,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:00:33" (1/2) ... [2024-08-27 04:00:33,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d07ad09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:00:33, skipping insertion in model container [2024-08-27 04:00:33,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:00:33" (1/2) ... [2024-08-27 04:00:33,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@644d3286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:00:33, skipping insertion in model container [2024-08-27 04:00:33,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 04:00:33" (2/2) ... [2024-08-27 04:00:33,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d07ad09 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:33, skipping insertion in model container [2024-08-27 04:00:33,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 04:00:33" (2/2) ... [2024-08-27 04:00:33,668 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-27 04:00:33,686 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-27 04:00:33,686 INFO L1541 ArrayList]: Location invariant before [L127-L127] ((! multithreaded || n <= 2147483646) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )i1) + (long long )n >= 0LL && (2147483648LL + (long long )i2) + (long long )n >= 0LL) && (2147483649LL + (long long )n) + (long long )s11 >= 0LL) && (2147483649LL + (long long )n) + (long long )s21 >= 0LL) && (2147483649LL + (long long )n) + (long long )s12 >= 0LL) && (2147483649LL + (long long )n) + (long long )s22 >= 0LL) && (2147483649LL + (long long )n) + (long long )x1 >= 0LL) && (2147483649LL + (long long )n) + (long long )x2 >= 0LL) && (4294967294LL + (long long )i1) + (long long )i2 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x2 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x2 >= 0LL) && (2147483647LL - (long long )i1) + (long long )n >= 0LL) && (2147483647LL - (long long )i2) + (long long )n >= 0LL) && (3221225470LL - (long long )n) + (long long )s11 >= 0LL) && (3221225470LL - (long long )n) + (long long )s21 >= 0LL) && (3221225470LL - (long long )n) + (long long )s12 >= 0LL) && (3221225470LL - (long long )n) + (long long )s22 >= 0LL) && (3221225470LL - (long long )n) + (long long )x1 >= 0LL) && (3221225470LL - (long long )n) + (long long )x2 >= 0LL) && (4294967293LL - (long long )i1) + (long long )i2 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x2 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x2 >= 0LL) && (2147483648LL + (long long )n) - (long long )s11 >= 0LL) && (2147483648LL + (long long )n) - (long long )s21 >= 0LL) && (2147483648LL + (long long )n) - (long long )s12 >= 0LL) && (2147483648LL + (long long )n) - (long long )s22 >= 0LL) && (2147483648LL + (long long )n) - (long long )x1 >= 0LL) && (2147483648LL + (long long )n) - (long long )x2 >= 0LL) && (3221225469LL + (long long )i1) - (long long )n >= 0LL) && (3221225469LL + (long long )i2) - (long long )n >= 0LL) && (4294967293LL + (long long )i1) - (long long )i2 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x2 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x2 >= 0LL) && (3221225468LL - (long long )i1) - (long long )n >= 0LL) && (3221225468LL - (long long )i2) - (long long )n >= 0LL) && (3221225469LL - (long long )n) - (long long )s11 >= 0LL) && (3221225469LL - (long long )n) - (long long )s21 >= 0LL) && (3221225469LL - (long long )n) - (long long )s12 >= 0LL) && (3221225469LL - (long long )n) - (long long )s22 >= 0LL) && (3221225469LL - (long long )n) - (long long )x1 >= 0LL) && (3221225469LL - (long long )n) - (long long )x2 >= 0LL) && (4294967292LL - (long long )i1) - (long long )i2 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x2 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x2 >= 0LL))) && (! multithreaded || n <= 2147483646) [2024-08-27 04:00:33,687 INFO L1541 ArrayList]: Location invariant before [L81-L81] ((! multithreaded || n <= 2147483646) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )i1) + (long long )n >= 0LL && (2147483648LL + (long long )i2) + (long long )n >= 0LL) && (2147483649LL + (long long )n) + (long long )s11 >= 0LL) && (2147483649LL + (long long )n) + (long long )s21 >= 0LL) && (2147483649LL + (long long )n) + (long long )s12 >= 0LL) && (2147483649LL + (long long )n) + (long long )s22 >= 0LL) && (2147483649LL + (long long )n) + (long long )x1 >= 0LL) && (2147483649LL + (long long )n) + (long long )x2 >= 0LL) && (4294967294LL + (long long )i1) + (long long )i2 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x2 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x2 >= 0LL) && (2147483647LL - (long long )i1) + (long long )n >= 0LL) && (2147483647LL - (long long )i2) + (long long )n >= 0LL) && (3221225470LL - (long long )n) + (long long )s11 >= 0LL) && (3221225470LL - (long long )n) + (long long )s21 >= 0LL) && (3221225470LL - (long long )n) + (long long )s12 >= 0LL) && (3221225470LL - (long long )n) + (long long )s22 >= 0LL) && (3221225470LL - (long long )n) + (long long )x1 >= 0LL) && (3221225470LL - (long long )n) + (long long )x2 >= 0LL) && (4294967293LL - (long long )i1) + (long long )i2 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x2 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x2 >= 0LL) && (2147483648LL + (long long )n) - (long long )s11 >= 0LL) && (2147483648LL + (long long )n) - (long long )s21 >= 0LL) && (2147483648LL + (long long )n) - (long long )s12 >= 0LL) && (2147483648LL + (long long )n) - (long long )s22 >= 0LL) && (2147483648LL + (long long )n) - (long long )x1 >= 0LL) && (2147483648LL + (long long )n) - (long long )x2 >= 0LL) && (3221225469LL + (long long )i1) - (long long )n >= 0LL) && (3221225469LL + (long long )i2) - (long long )n >= 0LL) && (4294967293LL + (long long )i1) - (long long )i2 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x2 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x2 >= 0LL) && (3221225468LL - (long long )i1) - (long long )n >= 0LL) && (3221225468LL - (long long )i2) - (long long )n >= 0LL) && (3221225469LL - (long long )n) - (long long )s11 >= 0LL) && (3221225469LL - (long long )n) - (long long )s21 >= 0LL) && (3221225469LL - (long long )n) - (long long )s12 >= 0LL) && (3221225469LL - (long long )n) - (long long )s22 >= 0LL) && (3221225469LL - (long long )n) - (long long )x1 >= 0LL) && (3221225469LL - (long long )n) - (long long )x2 >= 0LL) && (4294967292LL - (long long )i1) - (long long )i2 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x2 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x2 >= 0LL))) && (! multithreaded || n <= 2147483646) [2024-08-27 04:00:33,687 INFO L1541 ArrayList]: Location invariant before [L128-L128] ((! multithreaded || n <= 2147483646) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )i1) + (long long )n >= 0LL && (2147483648LL + (long long )i2) + (long long )n >= 0LL) && (2147483649LL + (long long )n) + (long long )s11 >= 0LL) && (2147483649LL + (long long )n) + (long long )s21 >= 0LL) && (2147483649LL + (long long )n) + (long long )s12 >= 0LL) && (2147483649LL + (long long )n) + (long long )s22 >= 0LL) && (2147483649LL + (long long )n) + (long long )x1 >= 0LL) && (2147483649LL + (long long )n) + (long long )x2 >= 0LL) && (4294967294LL + (long long )i1) + (long long )i2 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x2 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x2 >= 0LL) && (2147483647LL - (long long )i1) + (long long )n >= 0LL) && (2147483647LL - (long long )i2) + (long long )n >= 0LL) && (3221225470LL - (long long )n) + (long long )s11 >= 0LL) && (3221225470LL - (long long )n) + (long long )s21 >= 0LL) && (3221225470LL - (long long )n) + (long long )s12 >= 0LL) && (3221225470LL - (long long )n) + (long long )s22 >= 0LL) && (3221225470LL - (long long )n) + (long long )x1 >= 0LL) && (3221225470LL - (long long )n) + (long long )x2 >= 0LL) && (4294967293LL - (long long )i1) + (long long )i2 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x2 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x2 >= 0LL) && (2147483648LL + (long long )n) - (long long )s11 >= 0LL) && (2147483648LL + (long long )n) - (long long )s21 >= 0LL) && (2147483648LL + (long long )n) - (long long )s12 >= 0LL) && (2147483648LL + (long long )n) - (long long )s22 >= 0LL) && (2147483648LL + (long long )n) - (long long )x1 >= 0LL) && (2147483648LL + (long long )n) - (long long )x2 >= 0LL) && (3221225469LL + (long long )i1) - (long long )n >= 0LL) && (3221225469LL + (long long )i2) - (long long )n >= 0LL) && (4294967293LL + (long long )i1) - (long long )i2 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x2 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x2 >= 0LL) && (3221225468LL - (long long )i1) - (long long )n >= 0LL) && (3221225468LL - (long long )i2) - (long long )n >= 0LL) && (3221225469LL - (long long )n) - (long long )s11 >= 0LL) && (3221225469LL - (long long )n) - (long long )s21 >= 0LL) && (3221225469LL - (long long )n) - (long long )s12 >= 0LL) && (3221225469LL - (long long )n) - (long long )s22 >= 0LL) && (3221225469LL - (long long )n) - (long long )x1 >= 0LL) && (3221225469LL - (long long )n) - (long long )x2 >= 0LL) && (4294967292LL - (long long )i1) - (long long )i2 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x2 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x2 >= 0LL))) && (! multithreaded || n <= 2147483646) [2024-08-27 04:00:33,687 INFO L1541 ArrayList]: Location invariant before [L162-L162] ((! multithreaded || n <= 2147483646) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )i1) + (long long )n >= 0LL && (2147483648LL + (long long )i2) + (long long )n >= 0LL) && (2147483649LL + (long long )n) + (long long )s11 >= 0LL) && (2147483649LL + (long long )n) + (long long )s21 >= 0LL) && (2147483649LL + (long long )n) + (long long )s12 >= 0LL) && (2147483649LL + (long long )n) + (long long )s22 >= 0LL) && (2147483649LL + (long long )n) + (long long )x1 >= 0LL) && (2147483649LL + (long long )n) + (long long )x2 >= 0LL) && (4294967294LL + (long long )i1) + (long long )i2 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x2 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x2 >= 0LL) && (2147483647LL - (long long )i1) + (long long )n >= 0LL) && (2147483647LL - (long long )i2) + (long long )n >= 0LL) && (3221225470LL - (long long )n) + (long long )s11 >= 0LL) && (3221225470LL - (long long )n) + (long long )s21 >= 0LL) && (3221225470LL - (long long )n) + (long long )s12 >= 0LL) && (3221225470LL - (long long )n) + (long long )s22 >= 0LL) && (3221225470LL - (long long )n) + (long long )x1 >= 0LL) && (3221225470LL - (long long )n) + (long long )x2 >= 0LL) && (4294967293LL - (long long )i1) + (long long )i2 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x2 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x2 >= 0LL) && (2147483648LL + (long long )n) - (long long )s11 >= 0LL) && (2147483648LL + (long long )n) - (long long )s21 >= 0LL) && (2147483648LL + (long long )n) - (long long )s12 >= 0LL) && (2147483648LL + (long long )n) - (long long )s22 >= 0LL) && (2147483648LL + (long long )n) - (long long )x1 >= 0LL) && (2147483648LL + (long long )n) - (long long )x2 >= 0LL) && (3221225469LL + (long long )i1) - (long long )n >= 0LL) && (3221225469LL + (long long )i2) - (long long )n >= 0LL) && (4294967293LL + (long long )i1) - (long long )i2 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x2 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x2 >= 0LL) && (3221225468LL - (long long )i1) - (long long )n >= 0LL) && (3221225468LL - (long long )i2) - (long long )n >= 0LL) && (3221225469LL - (long long )n) - (long long )s11 >= 0LL) && (3221225469LL - (long long )n) - (long long )s21 >= 0LL) && (3221225469LL - (long long )n) - (long long )s12 >= 0LL) && (3221225469LL - (long long )n) - (long long )s22 >= 0LL) && (3221225469LL - (long long )n) - (long long )x1 >= 0LL) && (3221225469LL - (long long )n) - (long long )x2 >= 0LL) && (4294967292LL - (long long )i1) - (long long )i2 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x2 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x2 >= 0LL))) && (! multithreaded || n <= 2147483646) [2024-08-27 04:00:33,687 INFO L1541 ArrayList]: Location invariant before [L161-L161] ((! multithreaded || n <= 2147483646) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )i1) + (long long )n >= 0LL && (2147483648LL + (long long )i2) + (long long )n >= 0LL) && (2147483649LL + (long long )n) + (long long )s11 >= 0LL) && (2147483649LL + (long long )n) + (long long )s21 >= 0LL) && (2147483649LL + (long long )n) + (long long )s12 >= 0LL) && (2147483649LL + (long long )n) + (long long )s22 >= 0LL) && (2147483649LL + (long long )n) + (long long )x1 >= 0LL) && (2147483649LL + (long long )n) + (long long )x2 >= 0LL) && (4294967294LL + (long long )i1) + (long long )i2 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x2 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x2 >= 0LL) && (2147483647LL - (long long )i1) + (long long )n >= 0LL) && (2147483647LL - (long long )i2) + (long long )n >= 0LL) && (3221225470LL - (long long )n) + (long long )s11 >= 0LL) && (3221225470LL - (long long )n) + (long long )s21 >= 0LL) && (3221225470LL - (long long )n) + (long long )s12 >= 0LL) && (3221225470LL - (long long )n) + (long long )s22 >= 0LL) && (3221225470LL - (long long )n) + (long long )x1 >= 0LL) && (3221225470LL - (long long )n) + (long long )x2 >= 0LL) && (4294967293LL - (long long )i1) + (long long )i2 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x2 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x2 >= 0LL) && (2147483648LL + (long long )n) - (long long )s11 >= 0LL) && (2147483648LL + (long long )n) - (long long )s21 >= 0LL) && (2147483648LL + (long long )n) - (long long )s12 >= 0LL) && (2147483648LL + (long long )n) - (long long )s22 >= 0LL) && (2147483648LL + (long long )n) - (long long )x1 >= 0LL) && (2147483648LL + (long long )n) - (long long )x2 >= 0LL) && (3221225469LL + (long long )i1) - (long long )n >= 0LL) && (3221225469LL + (long long )i2) - (long long )n >= 0LL) && (4294967293LL + (long long )i1) - (long long )i2 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x2 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x2 >= 0LL) && (3221225468LL - (long long )i1) - (long long )n >= 0LL) && (3221225468LL - (long long )i2) - (long long )n >= 0LL) && (3221225469LL - (long long )n) - (long long )s11 >= 0LL) && (3221225469LL - (long long )n) - (long long )s21 >= 0LL) && (3221225469LL - (long long )n) - (long long )s12 >= 0LL) && (3221225469LL - (long long )n) - (long long )s22 >= 0LL) && (3221225469LL - (long long )n) - (long long )x1 >= 0LL) && (3221225469LL - (long long )n) - (long long )x2 >= 0LL) && (4294967292LL - (long long )i1) - (long long )i2 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x2 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x2 >= 0LL))) && (! multithreaded || n <= 2147483646) [2024-08-27 04:00:33,687 INFO L1541 ArrayList]: Location invariant before [L82-L82] ((! multithreaded || n <= 2147483646) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((2147483648LL + (long long )i1) + (long long )n >= 0LL && (2147483648LL + (long long )i2) + (long long )n >= 0LL) && (2147483649LL + (long long )n) + (long long )s11 >= 0LL) && (2147483649LL + (long long )n) + (long long )s21 >= 0LL) && (2147483649LL + (long long )n) + (long long )s12 >= 0LL) && (2147483649LL + (long long )n) + (long long )s22 >= 0LL) && (2147483649LL + (long long )n) + (long long )x1 >= 0LL) && (2147483649LL + (long long )n) + (long long )x2 >= 0LL) && (4294967294LL + (long long )i1) + (long long )i2 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i1) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i1) + (long long )x2 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s11 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s21 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s12 >= 0LL) && (4294967295LL + (long long )i2) + (long long )s22 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x1 >= 0LL) && (4294967295LL + (long long )i2) + (long long )x2 >= 0LL) && (2147483647LL - (long long )i1) + (long long )n >= 0LL) && (2147483647LL - (long long )i2) + (long long )n >= 0LL) && (3221225470LL - (long long )n) + (long long )s11 >= 0LL) && (3221225470LL - (long long )n) + (long long )s21 >= 0LL) && (3221225470LL - (long long )n) + (long long )s12 >= 0LL) && (3221225470LL - (long long )n) + (long long )s22 >= 0LL) && (3221225470LL - (long long )n) + (long long )x1 >= 0LL) && (3221225470LL - (long long )n) + (long long )x2 >= 0LL) && (4294967293LL - (long long )i1) + (long long )i2 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i1) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i1) + (long long )x2 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s11 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s21 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s12 >= 0LL) && (4294967294LL - (long long )i2) + (long long )s22 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x1 >= 0LL) && (4294967294LL - (long long )i2) + (long long )x2 >= 0LL) && (2147483648LL + (long long )n) - (long long )s11 >= 0LL) && (2147483648LL + (long long )n) - (long long )s21 >= 0LL) && (2147483648LL + (long long )n) - (long long )s12 >= 0LL) && (2147483648LL + (long long )n) - (long long )s22 >= 0LL) && (2147483648LL + (long long )n) - (long long )x1 >= 0LL) && (2147483648LL + (long long )n) - (long long )x2 >= 0LL) && (3221225469LL + (long long )i1) - (long long )n >= 0LL) && (3221225469LL + (long long )i2) - (long long )n >= 0LL) && (4294967293LL + (long long )i1) - (long long )i2 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i1) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i1) - (long long )x2 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s11 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s21 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s12 >= 0LL) && (4294967294LL + (long long )i2) - (long long )s22 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x1 >= 0LL) && (4294967294LL + (long long )i2) - (long long )x2 >= 0LL) && (3221225468LL - (long long )i1) - (long long )n >= 0LL) && (3221225468LL - (long long )i2) - (long long )n >= 0LL) && (3221225469LL - (long long )n) - (long long )s11 >= 0LL) && (3221225469LL - (long long )n) - (long long )s21 >= 0LL) && (3221225469LL - (long long )n) - (long long )s12 >= 0LL) && (3221225469LL - (long long )n) - (long long )s22 >= 0LL) && (3221225469LL - (long long )n) - (long long )x1 >= 0LL) && (3221225469LL - (long long )n) - (long long )x2 >= 0LL) && (4294967292LL - (long long )i1) - (long long )i2 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i1) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i1) - (long long )x2 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s11 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s21 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s12 >= 0LL) && (4294967293LL - (long long )i2) - (long long )s22 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x1 >= 0LL) && (4294967293LL - (long long )i2) - (long long )x2 >= 0LL))) && (! multithreaded || n <= 2147483646) [2024-08-27 04:00:33,688 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-27 04:00:33,688 INFO L1541 ArrayList]: ghost_update [L160-L160] multithreaded = 1; [2024-08-27 04:00:33,704 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-27 04:00:33,897 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2024-08-27 04:00:33,920 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-27 04:00:33,935 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-27 04:00:34,082 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2024-08-27 04:00:34,086 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-27 04:00:34,100 INFO L206 MainTranslator]: Completed translation [2024-08-27 04:00:34,100 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34 WrapperNode [2024-08-27 04:00:34,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-27 04:00:34,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-27 04:00:34,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-27 04:00:34,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-27 04:00:34,108 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 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,130 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 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,186 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 392 [2024-08-27 04:00:34,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-27 04:00:34,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-27 04:00:34,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-27 04:00:34,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-27 04:00:34,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,213 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,223 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,229 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-27 04:00:34,230 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-27 04:00:34,230 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-27 04:00:34,230 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-27 04:00:34,231 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (1/1) ... [2024-08-27 04:00:34,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-27 04:00:34,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:00:34,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-27 04:00:34,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-27 04:00:34,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-27 04:00:34,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-27 04:00:34,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-27 04:00:34,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-27 04:00:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-27 04:00:34,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-27 04:00:34,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-27 04:00:34,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-27 04:00:34,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-27 04:00:34,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-08-27 04:00:34,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-08-27 04:00:34,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-27 04:00:34,308 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-08-27 04:00:34,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-08-27 04:00:34,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-08-27 04:00:34,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-08-27 04:00:34,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-27 04:00:34,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-27 04:00:34,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-27 04:00:34,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-27 04:00:34,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-27 04:00:34,311 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-27 04:00:34,437 INFO L242 CfgBuilder]: Building ICFG [2024-08-27 04:00:34,439 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-27 04:00:35,152 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-27 04:00:35,153 INFO L291 CfgBuilder]: Performing block encoding [2024-08-27 04:00:35,515 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-27 04:00:35,516 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-08-27 04:00:35,516 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 04:00:35 BoogieIcfgContainer [2024-08-27 04:00:35,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-27 04:00:35,521 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-27 04:00:35,521 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-27 04:00:35,524 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-27 04:00:35,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 04:00:33" (1/4) ... [2024-08-27 04:00:35,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ca7d045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 04:00:35, skipping insertion in model container [2024-08-27 04:00:35,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 04:00:33" (2/4) ... [2024-08-27 04:00:35,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ca7d045 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.08 04:00:35, skipping insertion in model container [2024-08-27 04:00:35,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 04:00:34" (3/4) ... [2024-08-27 04:00:35,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ca7d045 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.08 04:00:35, skipping insertion in model container [2024-08-27 04:00:35,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 04:00:35" (4/4) ... [2024-08-27 04:00:35,528 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-08-27 04:00:35,543 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-27 04:00:35,543 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2024-08-27 04:00:35,543 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-27 04:00:35,679 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-08-27 04:00:35,715 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 04:00:35,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-27 04:00:35,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:00:35,717 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-27 04:00:35,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-27 04:00:35,766 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-27 04:00:35,775 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork2 ======== [2024-08-27 04:00:35,781 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7359ad6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 04:00:35,782 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-27 04:00:36,162 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:36,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:36,167 INFO L85 PathProgramCache]: Analyzing trace with hash -165977087, now seen corresponding path program 1 times [2024-08-27 04:00:36,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:36,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329134439] [2024-08-27 04:00:36,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:36,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:38,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:38,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:38,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329134439] [2024-08-27 04:00:38,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329134439] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 04:00:38,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 04:00:38,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-27 04:00:38,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822494807] [2024-08-27 04:00:38,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:00:38,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-27 04:00:38,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:00:38,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-27 04:00:38,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-27 04:00:38,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:38,821 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:00:38,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:00:38,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:39,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:39,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-27 04:00:39,605 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:39,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:39,606 INFO L85 PathProgramCache]: Analyzing trace with hash 838548637, now seen corresponding path program 1 times [2024-08-27 04:00:39,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:39,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899640677] [2024-08-27 04:00:39,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:39,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:41,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:41,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899640677] [2024-08-27 04:00:41,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899640677] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 04:00:41,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 04:00:41,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-27 04:00:41,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898972297] [2024-08-27 04:00:41,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:00:41,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-27 04:00:41,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:00:41,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-27 04:00:41,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-27 04:00:41,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:41,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:00:41,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:00:41,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:41,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:42,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:42,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:42,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-27 04:00:42,341 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:42,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:42,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1614157210, now seen corresponding path program 1 times [2024-08-27 04:00:42,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:42,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898951373] [2024-08-27 04:00:42,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:42,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:42,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:42,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:42,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:42,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898951373] [2024-08-27 04:00:42,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898951373] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 04:00:42,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 04:00:42,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-27 04:00:42,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521101320] [2024-08-27 04:00:42,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:00:42,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-27 04:00:42,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:00:42,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-27 04:00:42,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-27 04:00:42,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:42,467 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:00:42,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:00:42,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:42,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:42,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:42,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:42,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:42,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-27 04:00:42,554 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:42,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:42,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1550990803, now seen corresponding path program 1 times [2024-08-27 04:00:42,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:42,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204342577] [2024-08-27 04:00:42,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:42,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:42,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:42,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:42,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204342577] [2024-08-27 04:00:42,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204342577] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:00:42,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625657802] [2024-08-27 04:00:42,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:42,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:00:42,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:00:42,724 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:00:42,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-08-27 04:00:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:42,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 8 conjunts are in the unsatisfiable core [2024-08-27 04:00:42,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:00:42,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:42,965 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:00:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:43,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625657802] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 04:00:43,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 04:00:43,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-08-27 04:00:43,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704292996] [2024-08-27 04:00:43,011 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 04:00:43,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 04:00:43,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:00:43,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 04:00:43,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-08-27 04:00:43,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:43,012 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:00:43,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.7) internal successors, (47), 9 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:00:43,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:43,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:43,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:43,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:43,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:43,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:43,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:43,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:43,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-08-27 04:00:43,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:00:43,323 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:43,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:43,323 INFO L85 PathProgramCache]: Analyzing trace with hash -407167814, now seen corresponding path program 2 times [2024-08-27 04:00:43,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:43,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416507074] [2024-08-27 04:00:43,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:43,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:45,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:45,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:45,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416507074] [2024-08-27 04:00:45,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416507074] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:00:45,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396082925] [2024-08-27 04:00:45,776 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-27 04:00:45,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:00:45,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:00:45,777 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:00:45,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-08-27 04:00:45,894 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-27 04:00:45,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 04:00:45,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 19 conjunts are in the unsatisfiable core [2024-08-27 04:00:45,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:00:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-08-27 04:00:46,707 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-27 04:00:46,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396082925] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 04:00:46,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-27 04:00:46,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-08-27 04:00:46,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83806808] [2024-08-27 04:00:46,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:00:46,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-27 04:00:46,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:00:46,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-27 04:00:46,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-08-27 04:00:46,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:46,712 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:00:46,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 5 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:00:46,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:46,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:46,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:46,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:46,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:47,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:47,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:47,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:47,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:47,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:47,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-08-27 04:00:47,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:00:47,292 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:47,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:47,293 INFO L85 PathProgramCache]: Analyzing trace with hash 4299009, now seen corresponding path program 1 times [2024-08-27 04:00:47,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:47,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648617132] [2024-08-27 04:00:47,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:47,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-08-27 04:00:48,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:48,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648617132] [2024-08-27 04:00:48,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648617132] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 04:00:48,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 04:00:48,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-27 04:00:48,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575720389] [2024-08-27 04:00:48,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:00:48,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-27 04:00:48,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:00:48,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-27 04:00:48,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-08-27 04:00:48,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:48,892 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:00:48,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:00:48,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:48,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:48,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:48,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:48,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:48,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:49,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:49,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:49,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-27 04:00:49,699 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:49,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:49,700 INFO L85 PathProgramCache]: Analyzing trace with hash 302475702, now seen corresponding path program 3 times [2024-08-27 04:00:49,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:49,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122861640] [2024-08-27 04:00:49,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:49,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:49,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:49,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122861640] [2024-08-27 04:00:49,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122861640] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:00:49,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027921118] [2024-08-27 04:00:49,865 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-27 04:00:49,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:00:49,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:00:49,867 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:00:49,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-08-27 04:00:49,966 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-08-27 04:00:49,967 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 04:00:49,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 18 conjunts are in the unsatisfiable core [2024-08-27 04:00:49,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:00:50,592 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-08-27 04:00:50,592 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-27 04:00:50,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027921118] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 04:00:50,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-27 04:00:50,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2024-08-27 04:00:50,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213030475] [2024-08-27 04:00:50,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:00:50,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-27 04:00:50,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:00:50,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-27 04:00:50,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-27 04:00:50,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:50,594 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:00:50,594 INFO L496 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) [2024-08-27 04:00:50,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:50,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:50,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:50,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:50,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:50,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:50,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:51,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-08-27 04:00:52,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:00:52,065 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:52,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:52,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1938163754, now seen corresponding path program 1 times [2024-08-27 04:00:52,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:52,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725725019] [2024-08-27 04:00:52,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:52,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:52,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:52,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725725019] [2024-08-27 04:00:52,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725725019] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:00:52,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455475889] [2024-08-27 04:00:52,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:52,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:00:52,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:00:52,280 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:00:52,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-08-27 04:00:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:52,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 8 conjunts are in the unsatisfiable core [2024-08-27 04:00:52,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:00:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:52,516 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:00:52,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:52,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1455475889] provided 1 perfect and 1 imperfect interpolant sequences [2024-08-27 04:00:52,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-08-27 04:00:52,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2024-08-27 04:00:52,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984271703] [2024-08-27 04:00:52,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:00:52,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-27 04:00:52,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:00:52,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-27 04:00:52,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-08-27 04:00:52,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:52,599 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:00:52,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:00:52,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:52,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:52,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:52,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:00:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:00:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:00:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:00:52,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-08-27 04:00:53,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-08-27 04:00:53,046 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:00:53,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:00:53,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1378337571, now seen corresponding path program 1 times [2024-08-27 04:00:53,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:00:53,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250827835] [2024-08-27 04:00:53,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:53,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:00:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:55,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:55,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:00:55,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250827835] [2024-08-27 04:00:55,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250827835] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:00:55,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [50818017] [2024-08-27 04:00:55,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:00:55,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:00:55,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:00:55,274 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:00:55,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-08-27 04:00:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:00:55,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 33 conjunts are in the unsatisfiable core [2024-08-27 04:00:55,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:00:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:00:56,424 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:01:15,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:01:15,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [50818017] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 04:01:15,295 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 04:01:15,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 20 [2024-08-27 04:01:15,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179424477] [2024-08-27 04:01:15,295 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 04:01:15,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-08-27 04:01:15,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:01:15,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-08-27 04:01:15,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=371, Unknown=0, NotChecked=0, Total=462 [2024-08-27 04:01:15,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:01:15,298 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:01:15,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.714285714285714) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:01:15,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:15,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:15,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:01:15,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:15,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:15,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:15,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:15,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:15,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:01:19,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-08-27 04:01:19,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:01:19,287 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:01:19,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:01:19,288 INFO L85 PathProgramCache]: Analyzing trace with hash -252710115, now seen corresponding path program 2 times [2024-08-27 04:01:19,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:01:19,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102523012] [2024-08-27 04:01:19,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:01:19,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:01:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:01:21,689 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:01:21,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:01:21,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102523012] [2024-08-27 04:01:21,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102523012] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:01:21,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636933669] [2024-08-27 04:01:21,690 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-27 04:01:21,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:01:21,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:01:21,692 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:01:21,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-08-27 04:01:21,900 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-27 04:01:21,900 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 04:01:21,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 26 conjunts are in the unsatisfiable core [2024-08-27 04:01:21,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:01:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-08-27 04:01:23,305 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-27 04:01:23,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [636933669] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 04:01:23,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-27 04:01:23,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 16 [2024-08-27 04:01:23,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810730331] [2024-08-27 04:01:23,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:01:23,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-27 04:01:23,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:01:23,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-27 04:01:23,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-08-27 04:01:23,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:01:23,307 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:01:23,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:01:23,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:23,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:01:23,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:23,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:01:23,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:01:23,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:23,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:01:23,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:23,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:01:23,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:23,666 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-08-27 04:01:23,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-08-27 04:01:23,853 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:01:23,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:01:23,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1182454873, now seen corresponding path program 3 times [2024-08-27 04:01:23,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:01:23,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769470904] [2024-08-27 04:01:23,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:01:23,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:01:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:01:26,178 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:01:26,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:01:26,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769470904] [2024-08-27 04:01:26,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769470904] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:01:26,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141352285] [2024-08-27 04:01:26,179 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-27 04:01:26,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:01:26,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:01:26,180 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:01:26,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-08-27 04:01:26,288 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-08-27 04:01:26,289 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 04:01:26,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 24 conjunts are in the unsatisfiable core [2024-08-27 04:01:26,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:01:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-08-27 04:01:27,703 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:01:42,328 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-08-27 04:01:42,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [141352285] provided 1 perfect and 1 imperfect interpolant sequences [2024-08-27 04:01:42,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-08-27 04:01:42,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12, 6] total 24 [2024-08-27 04:01:42,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199191362] [2024-08-27 04:01:42,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:01:42,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 04:01:42,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:01:42,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 04:01:42,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=549, Unknown=0, NotChecked=0, Total=650 [2024-08-27 04:01:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:01:42,331 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:01:42,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 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) [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:42,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:01:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:01:54,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-08-27 04:01:54,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:01:54,465 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:01:54,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:01:54,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1436711338, now seen corresponding path program 1 times [2024-08-27 04:01:54,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:01:54,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583668357] [2024-08-27 04:01:54,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:01:54,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:01:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:01:56,470 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:01:56,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:01:56,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583668357] [2024-08-27 04:01:56,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583668357] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:01:56,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839062438] [2024-08-27 04:01:56,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:01:56,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:01:56,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:01:56,471 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:01:56,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-08-27 04:01:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:01:56,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 43 conjunts are in the unsatisfiable core [2024-08-27 04:01:56,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:01:57,729 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:01:57,729 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:02:14,802 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:02:14,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839062438] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 04:02:14,803 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 04:02:14,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 33 [2024-08-27 04:02:14,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498993320] [2024-08-27 04:02:14,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 04:02:14,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-08-27 04:02:14,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:02:14,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-08-27 04:02:14,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=221, Invalid=969, Unknown=0, NotChecked=0, Total=1190 [2024-08-27 04:02:14,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:02:14,807 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:02:14,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 3.8823529411764706) internal successors, (132), 34 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:02:14,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:14,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:14,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:02:14,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:14,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:14,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:14,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:14,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:02:14,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:02:14,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:14,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:02:14,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:02:22,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-08-27 04:02:22,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-08-27 04:02:22,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:02:22,827 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:02:22,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:02:22,828 INFO L85 PathProgramCache]: Analyzing trace with hash 971672022, now seen corresponding path program 2 times [2024-08-27 04:02:22,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:02:22,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194608043] [2024-08-27 04:02:22,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:02:22,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:02:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:02:25,442 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:02:25,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:02:25,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194608043] [2024-08-27 04:02:25,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194608043] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:02:25,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283338703] [2024-08-27 04:02:25,443 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-27 04:02:25,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:02:25,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:02:25,444 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:02:25,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-08-27 04:02:25,567 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-27 04:02:25,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 04:02:25,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 27 conjunts are in the unsatisfiable core [2024-08-27 04:02:25,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:02:26,550 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-08-27 04:02:26,550 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-27 04:02:26,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283338703] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 04:02:26,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-27 04:02:26,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [19] total 24 [2024-08-27 04:02:26,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742900802] [2024-08-27 04:02:26,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:02:26,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-27 04:02:26,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:02:26,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-27 04:02:26,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=593, Unknown=0, NotChecked=0, Total=650 [2024-08-27 04:02:26,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:02:26,552 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:02:26,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:02:26,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:26,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:26,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:02:26,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:26,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:26,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:26,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:26,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:02:26,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:02:26,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:26,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:02:26,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-08-27 04:02:26,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:02:27,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:27,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-08-27 04:02:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:27,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-08-27 04:02:27,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-08-27 04:02:27,336 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:02:27,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:02:27,336 INFO L85 PathProgramCache]: Analyzing trace with hash 201142186, now seen corresponding path program 1 times [2024-08-27 04:02:27,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:02:27,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101296619] [2024-08-27 04:02:27,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:02:27,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:02:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:02:30,276 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:02:30,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:02:30,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101296619] [2024-08-27 04:02:30,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101296619] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:02:30,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97624221] [2024-08-27 04:02:30,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:02:30,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:02:30,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:02:30,278 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:02:30,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-08-27 04:02:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:02:30,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 61 conjunts are in the unsatisfiable core [2024-08-27 04:02:30,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:02:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:02:32,500 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:02:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:02:54,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97624221] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 04:02:54,302 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 04:02:54,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 60 [2024-08-27 04:02:54,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540237276] [2024-08-27 04:02:54,303 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 04:02:54,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-08-27 04:02:54,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:02:54,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-08-27 04:02:54,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=681, Invalid=3101, Unknown=0, NotChecked=0, Total=3782 [2024-08-27 04:02:54,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:02:54,305 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:02:54,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 61 states have (on average 3.0491803278688523) internal successors, (186), 61 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:02:54,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:02:54,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-08-27 04:02:54,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:02:54,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-08-27 04:03:14,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:03:14,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-27 04:03:14,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-08-27 04:03:14,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:03:14,572 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:03:14,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:03:14,572 INFO L85 PathProgramCache]: Analyzing trace with hash 732427946, now seen corresponding path program 2 times [2024-08-27 04:03:14,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:03:14,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488784693] [2024-08-27 04:03:14,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:03:14,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:03:14,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:03:19,489 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 0 proven. 469 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:03:19,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:03:19,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488784693] [2024-08-27 04:03:19,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488784693] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:03:19,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838993578] [2024-08-27 04:03:19,490 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-27 04:03:19,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:03:19,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:03:19,492 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) [2024-08-27 04:03:19,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-08-27 04:03:19,650 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-08-27 04:03:19,650 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 04:03:19,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 90 conjunts are in the unsatisfiable core [2024-08-27 04:03:19,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:03:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 0 proven. 469 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:03:24,074 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:03:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 4 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:03:44,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [838993578] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 04:03:44,453 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 04:03:44,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 108 [2024-08-27 04:03:44,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22446606] [2024-08-27 04:03:44,453 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 04:03:44,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 110 states [2024-08-27 04:03:44,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:03:44,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2024-08-27 04:03:44,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2375, Invalid=9615, Unknown=0, NotChecked=0, Total=11990 [2024-08-27 04:03:44,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:03:44,458 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:03:44,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 110 states, 109 states have (on average 2.146788990825688) internal successors, (234), 109 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:03:44,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:03:44,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:03:44,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:03:44,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-08-27 04:03:44,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:03:44,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-27 04:03:44,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:04:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:04:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:04:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:04:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:04:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:04:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:04:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-08-27 04:04:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:04:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-08-27 04:04:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-08-27 04:04:12,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-08-27 04:04:13,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-08-27 04:04:13,082 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:04:13,082 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:04:13,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1840481450, now seen corresponding path program 3 times [2024-08-27 04:04:13,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:04:13,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626206442] [2024-08-27 04:04:13,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:04:13,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:04:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:04:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 0 proven. 1957 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:04:23,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:04:23,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626206442] [2024-08-27 04:04:23,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626206442] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:04:23,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [241976943] [2024-08-27 04:04:23,158 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-27 04:04:23,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:04:23,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:04:23,160 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:04:23,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-08-27 04:04:23,379 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-08-27 04:04:23,379 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 04:04:23,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 28 conjunts are in the unsatisfiable core [2024-08-27 04:04:23,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:04:26,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-08-27 04:04:26,229 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:04:43,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-08-27 04:04:43,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [241976943] provided 1 perfect and 1 imperfect interpolant sequences [2024-08-27 04:04:43,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-08-27 04:04:43,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [68, 6] total 80 [2024-08-27 04:04:43,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419886123] [2024-08-27 04:04:43,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 04:04:43,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 04:04:43,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:04:43,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 04:04:43,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=6429, Unknown=0, NotChecked=0, Total=6642 [2024-08-27 04:04:43,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:04:43,503 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:04:43,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.0) internal successors, (49), 7 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) [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-08-27 04:04:43,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-08-27 04:04:43,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 04:05:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-08-27 04:05:00,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:00,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-08-27 04:05:00,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-08-27 04:05:00,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-27 04:05:00,980 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-08-27 04:05:01,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-08-27 04:05:01,166 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:05:01,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:05:01,168 INFO L85 PathProgramCache]: Analyzing trace with hash -335479960, now seen corresponding path program 1 times [2024-08-27 04:05:01,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:05:01,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720826420] [2024-08-27 04:05:01,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:05:01,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:05:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:05:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 1830 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:05:04,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:05:04,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720826420] [2024-08-27 04:05:04,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720826420] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:05:04,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137019756] [2024-08-27 04:05:04,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:05:04,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:05:04,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:05:04,300 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:05:04,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-08-27 04:05:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:05:04,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 881 conjuncts, 69 conjunts are in the unsatisfiable core [2024-08-27 04:05:04,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:05:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 1891 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:05:09,463 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:05:12,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 1953 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:05:12,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137019756] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 04:05:12,206 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 04:05:12,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66, 66] total 196 [2024-08-27 04:05:12,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617234692] [2024-08-27 04:05:12,206 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 04:05:12,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 197 states [2024-08-27 04:05:12,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:05:12,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 197 interpolants. [2024-08-27 04:05:12,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15907, Invalid=22705, Unknown=0, NotChecked=0, Total=38612 [2024-08-27 04:05:12,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:05:12,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:05:12,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 197 states, 197 states have (on average 1.7106598984771573) internal successors, (337), 196 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:12,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-08-27 04:05:12,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-08-27 04:05:12,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-27 04:05:12,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-08-27 04:05:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-27 04:05:15,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-08-27 04:05:15,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-08-27 04:05:15,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-08-27 04:05:15,366 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:05:15,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:05:15,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1936444779, now seen corresponding path program 1 times [2024-08-27 04:05:15,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:05:15,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389465433] [2024-08-27 04:05:15,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:05:15,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:05:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:05:23,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 0 proven. 1955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:05:23,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:05:23,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389465433] [2024-08-27 04:05:23,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389465433] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:05:23,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389841513] [2024-08-27 04:05:23,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:05:23,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:05:23,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:05:23,406 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:05:23,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-08-27 04:05:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:05:23,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 167 conjunts are in the unsatisfiable core [2024-08-27 04:05:23,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:05:36,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-08-27 04:05:36,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 0 proven. 1955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:05:36,573 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:05:48,127 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-08-27 04:05:48,128 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 759 treesize of output 515 [2024-08-27 04:06:53,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 0 proven. 1955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:06:53,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389841513] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 04:06:53,697 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 04:06:53,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 68, 69] total 206 [2024-08-27 04:06:53,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47337134] [2024-08-27 04:06:53,697 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 04:06:53,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 208 states [2024-08-27 04:06:53,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:06:53,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 208 interpolants. [2024-08-27 04:06:53,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8669, Invalid=34387, Unknown=0, NotChecked=0, Total=43056 [2024-08-27 04:06:53,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:06:53,704 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:06:53,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 208 states, 207 states have (on average 1.608695652173913) internal successors, (333), 207 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:06:53,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-08-27 04:06:53,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-27 04:06:53,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-08-27 04:06:53,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:07:04,089 WARN L293 SmtUtils]: Spent 8.73s on a formula simplification. DAG size of input: 573 DAG size of output: 551 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-08-27 04:07:34,420 WARN L293 SmtUtils]: Spent 5.65s on a formula simplification. DAG size of input: 387 DAG size of output: 362 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-08-27 04:07:40,850 WARN L293 SmtUtils]: Spent 5.49s on a formula simplification. DAG size of input: 382 DAG size of output: 357 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-08-27 04:07:46,898 WARN L293 SmtUtils]: Spent 5.23s on a formula simplification. DAG size of input: 378 DAG size of output: 352 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-08-27 04:07:53,045 WARN L293 SmtUtils]: Spent 5.30s on a formula simplification. DAG size of input: 373 DAG size of output: 347 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-08-27 04:07:59,162 WARN L293 SmtUtils]: Spent 5.24s on a formula simplification. DAG size of input: 368 DAG size of output: 342 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:11:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-08-27 04:11:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-08-27 04:11:02,963 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-08-27 04:11:03,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-08-27 04:11:03,153 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork2Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-27 04:11:03,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 04:11:03,153 INFO L85 PathProgramCache]: Analyzing trace with hash -880241003, now seen corresponding path program 2 times [2024-08-27 04:11:03,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 04:11:03,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303282684] [2024-08-27 04:11:03,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 04:11:03,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 04:11:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 04:11:23,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8003 backedges. 0 proven. 8003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:11:23,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 04:11:23,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303282684] [2024-08-27 04:11:23,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303282684] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 04:11:23,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171280073] [2024-08-27 04:11:23,383 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-27 04:11:23,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 04:11:23,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 04:11:23,385 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-27 04:11:23,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-08-27 04:11:23,751 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-08-27 04:11:23,752 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 04:11:23,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 297 conjunts are in the unsatisfiable core [2024-08-27 04:11:23,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 04:11:54,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-08-27 04:11:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8003 backedges. 0 proven. 8003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:11:55,454 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 04:12:06,783 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-08-27 04:12:06,784 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 639 treesize of output 431 [2024-08-27 04:13:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8003 backedges. 0 proven. 8003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 04:13:27,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171280073] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 04:13:27,102 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 04:13:27,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [133, 132, 133] total 398 [2024-08-27 04:13:27,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941966959] [2024-08-27 04:13:27,102 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 04:13:27,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 400 states [2024-08-27 04:13:27,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 04:13:27,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 400 interpolants. [2024-08-27 04:13:27,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33881, Invalid=125719, Unknown=0, NotChecked=0, Total=159600 [2024-08-27 04:13:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 04:13:27,116 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 04:13:27,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 400 states, 399 states have (on average 1.3157894736842106) internal successors, (525), 399 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-08-27 04:13:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-08-27 04:13:27,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-27 04:13:27,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-08-27 04:13:27,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-08-27 04:13:27,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Killed by 15